CA1289323C - Pellicule orientee bi-axialement formant barriere a l'oxygene - Google Patents

Pellicule orientee bi-axialement formant barriere a l'oxygene

Info

Publication number: CA1289323C
Authority: CA; Canada
Prior art keywords: film; low density; blend; weight; cross
Prior art date: 1986-03-21
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.): Expired - Lifetime

Application number

CA000521088A

Other languages

English (en)

Inventor

Gautam P. Shah

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Cryovac LLC

Original Assignee

WR Grace and Co Conn

Priority date (The priority date 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 date listed.)

1986-03-21

Filing date

1986-10-22

Publication date

1991-09-24

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25287060&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1289323(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1986-10-22 Application filed by WR Grace and Co Conn filed Critical WR Grace and Co Conn

1991-09-24 Application granted granted Critical

1991-09-24 Publication of CA1289323C publication Critical patent/CA1289323C/fr

2008-09-24 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Landscapes

Laminated Bodies (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)
Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

CA000521088A 1986-03-21 1986-10-22 Pellicule orientee bi-axialement formant barriere a l'oxygene Expired - Lifetime CA1289323C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US84232186A	1986-03-21	1986-03-21
US842,321		1986-03-21

Publications (1)

Publication Number	Publication Date
CA1289323C true CA1289323C (fr)	1991-09-24

Family

ID=25287060

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000521088A Expired - Lifetime CA1289323C (fr)	1986-03-21	1986-10-22	Pellicule orientee bi-axialement formant barriere a l'oxygene

Country Status (6)

Country	Link
JP (1)	JPS62234930A (fr)
AU (1)	AU597627B2 (fr)
BR (1)	BR8701270A (fr)
CA (1)	CA1289323C (fr)
NZ (1)	NZ219490A (fr)
ZA (1)	ZA871774B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS62273849A (ja) *	1986-05-23	1987-11-27	呉羽化学工業株式会社	熱収縮性複合フイルム及びその製造方法
US5037683A (en) *	1988-09-26	1991-08-06	W. R. Grace & Co.-Conn.	High strength laminated film for chub packaging
WO1995025010A1 (fr) *	1994-03-15	1995-09-21	Otsuka Pharmaceutical Factory, Inc.	Pellicule anti-contamination etanche et produit fabrique avec cette pellicule
JP2000103021A (ja) *	1998-09-29	2000-04-11	Sumitomo Chem Co Ltd	充填包装用複合フィルム及び該フィルムからなる袋

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4254169A (en) *	1978-12-28	1981-03-03	American Can Company	Multi-layer barrier film
JPS5882752A (ja) *	1981-11-11	1983-05-18	呉羽化学工業株式会社	熱収縮性フイルム
JPS60161146A (ja) *	1984-01-31	1985-08-22	株式会社クラレ	耐屈曲疲労に優れたフレキシブルな気体遮断性積層包装材よりなるバッグインボックス内容器の構成材

1986
- 1986-10-22 CA CA000521088A patent/CA1289323C/fr not_active Expired - Lifetime
1987
- 1987-03-04 NZ NZ21949087A patent/NZ219490A/xx unknown
- 1987-03-11 ZA ZA871774A patent/ZA871774B/xx unknown
- 1987-03-20 JP JP62064416A patent/JPS62234930A/ja active Granted
- 1987-03-20 AU AU70470/87A patent/AU597627B2/en not_active Ceased
- 1987-03-20 BR BR8701270A patent/BR8701270A/pt unknown

Also Published As

Publication number	Publication date
JPH049673B2 (fr)	1992-02-20
BR8701270A (pt)	1987-12-29
NZ219490A (en)	1989-06-28
ZA871774B (en)	1987-09-01
AU7047087A (en)	1987-09-24
JPS62234930A (ja)	1987-10-15
AU597627B2 (en)	1990-06-07

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Legal Events

Date	Code	Title	Description
2004-09-24	MKLA	Lapsed
2022-11-13	MKLA	Lapsed	Effective date: 20040924
2023-02-03	MKLA	Lapsed	Effective date: 20040924