FR3105250B1 - Vernis protecteur en particulier pour les documents de sécurité - Google Patents
Vernis protecteur en particulier pour les documents de sécurité Download PDFInfo
- Publication number
- FR3105250B1 FR3105250B1 FR1914829A FR1914829A FR3105250B1 FR 3105250 B1 FR3105250 B1 FR 3105250B1 FR 1914829 A FR1914829 A FR 1914829A FR 1914829 A FR1914829 A FR 1914829A FR 3105250 B1 FR3105250 B1 FR 3105250B1
- Authority
- FR
- France
- Prior art keywords
- protective varnish
- security documents
- varnish especially
- metal
- hardened
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001681 protective effect Effects 0.000 title abstract 3
- 239000002966 varnish Substances 0.000 title abstract 3
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 125000002091 cationic group Chemical group 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
- B42D25/378—Special inks
- B42D25/382—Special inks absorbing or reflecting infrared light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
- B42D25/378—Special inks
- B42D25/387—Special inks absorbing or reflecting ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/40—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/205—Compounds containing groups, e.g. carbamates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/12—Adsorbed ingredients, e.g. ingredients on carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0893—Zinc
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Paints Or Removers (AREA)
- Credit Cards Or The Like (AREA)
- Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
Vernis protecteur en particulier pour les documents de sécurité La présente invention vise à titre principal un vernis protecteur durcissable par rayonnement comprenant au moins un composé durcissable par voie cationique ou radicalaire et au moins un métal choisi parmi l’argent, le cuivre, le zinc et leurs mélanges caractérisé en ce que ledit métal est à l’état de degré d’oxydation zéro et sous une forme particulaire supportée. Figure pour l’abrégé : néant
Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1914829A FR3105250B1 (fr) | 2019-12-19 | 2019-12-19 | Vernis protecteur en particulier pour les documents de sécurité |
EP20837998.2A EP4077548A1 (fr) | 2019-12-19 | 2020-12-18 | Vernis protecteur en particulier pour les documents de sécurité |
MX2022007298A MX2022007298A (es) | 2019-12-19 | 2020-12-18 | Barniz protector en particular para documentos de seguridad. |
ARP200103552A AR126027A1 (es) | 2019-12-19 | 2020-12-18 | Barniz protector en particular para documentos de seguridad |
BR112022011924A BR112022011924A2 (pt) | 2019-12-19 | 2020-12-18 | Verniz protetor endurecível por radiação, uso deste, objeto revestido em toda ou parte de uma de suas faces externas com um depósito de verniz endurecido, método para fazê-lo, documento de segurança e método para fazê-lo |
TW109144952A TW202136429A (zh) | 2019-12-19 | 2020-12-18 | 特別用於安全文件之保護清漆 |
AU2020409592A AU2020409592A1 (en) | 2019-12-19 | 2020-12-18 | Protective varnish, in particular for security documents |
PCT/EP2020/086958 WO2021123118A1 (fr) | 2019-12-19 | 2020-12-18 | Vernis protecteur en particulier pour les documents de sécurité |
US17/786,736 US20230025929A1 (en) | 2019-12-19 | 2020-12-18 | Protective Varnish, in Particular for Security Documents |
JP2022537869A JP2023507484A (ja) | 2019-12-19 | 2020-12-18 | 保護ワニス、特にセキュリティ文書の為の保護ワニス |
CA3161840A CA3161840A1 (fr) | 2019-12-19 | 2020-12-18 | Vernis protecteur en particulier pour les documents de securite |
CN202080094537.2A CN115397927A (zh) | 2019-12-19 | 2020-12-18 | 特别用于安全文件的保护清漆 |
KR1020227024784A KR20220116525A (ko) | 2019-12-19 | 2020-12-18 | 특히 보안 문서를 위한 보호용 바니시 |
CONC2022/0008419A CO2022008419A2 (es) | 2019-12-19 | 2022-06-16 | Barniz protector en particular para documentos de seguridad |
CL2022001654A CL2022001654A1 (es) | 2019-12-19 | 2022-06-16 | Barniz protector en particular para documentos de seguridad. |
ZA2022/06766A ZA202206766B (en) | 2019-12-19 | 2022-06-17 | Protective varnish, in particular for security documents |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1914829A FR3105250B1 (fr) | 2019-12-19 | 2019-12-19 | Vernis protecteur en particulier pour les documents de sécurité |
FR1914829 | 2019-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3105250A1 FR3105250A1 (fr) | 2021-06-25 |
FR3105250B1 true FR3105250B1 (fr) | 2021-12-31 |
Family
ID=69811279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1914829A Active FR3105250B1 (fr) | 2019-12-19 | 2019-12-19 | Vernis protecteur en particulier pour les documents de sécurité |
Country Status (16)
Country | Link |
---|---|
US (1) | US20230025929A1 (fr) |
EP (1) | EP4077548A1 (fr) |
JP (1) | JP2023507484A (fr) |
KR (1) | KR20220116525A (fr) |
CN (1) | CN115397927A (fr) |
AR (1) | AR126027A1 (fr) |
AU (1) | AU2020409592A1 (fr) |
BR (1) | BR112022011924A2 (fr) |
CA (1) | CA3161840A1 (fr) |
CL (1) | CL2022001654A1 (fr) |
CO (1) | CO2022008419A2 (fr) |
FR (1) | FR3105250B1 (fr) |
MX (1) | MX2022007298A (fr) |
TW (1) | TW202136429A (fr) |
WO (1) | WO2021123118A1 (fr) |
ZA (1) | ZA202206766B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230148597A1 (en) * | 2020-04-21 | 2023-05-18 | Conopco, Inc., D/B/A Unilever | Varnish |
DE102021003200A1 (de) | 2021-06-22 | 2022-12-22 | Giesecke+Devrient Currency Technology Gmbh | Biozides Papier, biozides Wertdokument und Verfahren zu seiner Herstellung |
WO2023004525A1 (fr) * | 2021-07-30 | 2023-02-02 | Nanotec S.A. | Papier monnaie recouvert d'une composition qui comprend des nanoparticules de cuivre |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5938825A (en) * | 1998-05-21 | 1999-08-17 | Troy Technology Corporation Inc. | Stabilized antimicrobial compositions containing halopropynyl compounds |
ES2264681T3 (es) * | 2000-09-21 | 2007-01-16 | Ciba Specialty Chemicals Holding Inc. | Mezclas de fenoles y materiales inorganicos con actividad antimicrobiana. |
FR2838025B1 (fr) * | 2002-04-08 | 2005-08-05 | Arjo Wiggins | Support d'information presentant des proprietes biocides et son procede de fabrication |
US9114187B2 (en) * | 2005-04-28 | 2015-08-25 | Zih Corp. | Antimicrobial coating for identification devices |
US8592045B2 (en) * | 2007-02-09 | 2013-11-26 | Microban Products Company | Antimicrobial currency, material and method |
EP2136645B1 (fr) * | 2007-04-18 | 2013-06-19 | Basf Se | Plastiques et revêtements antimicrobiens |
US20100003345A1 (en) * | 2008-07-02 | 2010-01-07 | Kamlesh Gaglani | Synergistic antimicrobial mixtures |
FR2945180B1 (fr) | 2009-05-07 | 2013-02-22 | Arjowiggins Security | Support d'information presentant des proprietes antivirales et son procede de fabrication |
EP2538781B1 (fr) * | 2010-02-23 | 2016-08-03 | Clariant S.A. | Procédé de co-encapsulation de composés actifs sur le plan biocide dans des minéraux argileux fonctionnalisés par des composés azote |
FR2967074B1 (fr) | 2010-11-08 | 2013-06-28 | Arjowiggins Security | Compositions fluides aptes a former un revetement presentant des proprietes antivirales |
FR2980491B1 (fr) | 2011-09-27 | 2014-12-26 | Oberthur Technologies | Procede de traitement de surface d'un document de securite |
-
2019
- 2019-12-19 FR FR1914829A patent/FR3105250B1/fr active Active
-
2020
- 2020-12-18 WO PCT/EP2020/086958 patent/WO2021123118A1/fr active Application Filing
- 2020-12-18 TW TW109144952A patent/TW202136429A/zh unknown
- 2020-12-18 CA CA3161840A patent/CA3161840A1/fr active Pending
- 2020-12-18 US US17/786,736 patent/US20230025929A1/en active Pending
- 2020-12-18 CN CN202080094537.2A patent/CN115397927A/zh active Pending
- 2020-12-18 JP JP2022537869A patent/JP2023507484A/ja active Pending
- 2020-12-18 KR KR1020227024784A patent/KR20220116525A/ko active Search and Examination
- 2020-12-18 AR ARP200103552A patent/AR126027A1/es unknown
- 2020-12-18 AU AU2020409592A patent/AU2020409592A1/en active Pending
- 2020-12-18 MX MX2022007298A patent/MX2022007298A/es unknown
- 2020-12-18 BR BR112022011924A patent/BR112022011924A2/pt unknown
- 2020-12-18 EP EP20837998.2A patent/EP4077548A1/fr active Pending
-
2022
- 2022-06-16 CO CONC2022/0008419A patent/CO2022008419A2/es unknown
- 2022-06-16 CL CL2022001654A patent/CL2022001654A1/es unknown
- 2022-06-17 ZA ZA2022/06766A patent/ZA202206766B/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2021123118A1 (fr) | 2021-06-24 |
US20230025929A1 (en) | 2023-01-26 |
JP2023507484A (ja) | 2023-02-22 |
BR112022011924A2 (pt) | 2022-09-06 |
FR3105250A1 (fr) | 2021-06-25 |
CL2022001654A1 (es) | 2023-02-17 |
KR20220116525A (ko) | 2022-08-23 |
AR126027A1 (es) | 2023-09-06 |
CN115397927A (zh) | 2022-11-25 |
TW202136429A (zh) | 2021-10-01 |
EP4077548A1 (fr) | 2022-10-26 |
ZA202206766B (en) | 2023-11-29 |
MX2022007298A (es) | 2022-09-12 |
AU2020409592A1 (en) | 2022-07-07 |
CA3161840A1 (fr) | 2021-06-24 |
CO2022008419A2 (es) | 2022-08-09 |
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ഗ്രീഷ്മ വി. | ലൈംഗികവ്യവസ്ഥ രുഗ്മിണിക്കൊരു പാവക്കുട്ടി എന്ന നോവലിൽ: സൈദ്ധാന്തിക വായന | |
TH2001005902A (th) | วิธีการชุบเพื่อลดหรือกำจัดช่องว่างในบัดกรีที่ถูกนำมาใช้โดยปราศจากฟลักซ์ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20210625 |
|
PLFP | Fee payment |
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