GB2166868B - Temperature change indicating devices and methods - Google Patents
Temperature change indicating devices and methodsInfo
- Publication number
- GB2166868B GB2166868B GB8526680A GB8526680A GB2166868B GB 2166868 B GB2166868 B GB 2166868B GB 8526680 A GB8526680 A GB 8526680A GB 8526680 A GB8526680 A GB 8526680A GB 2166868 B GB2166868 B GB 2166868B
- Authority
- GB
- United Kingdom
- Prior art keywords
- methods
- temperature change
- indicating devices
- change indicating
- devices
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/06—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using melting, freezing, or softening
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB848427473A GB8427473D0 (en) | 1984-10-31 | 1984-10-31 | Temperature change indicating devices |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8526680D0 GB8526680D0 (en) | 1985-12-04 |
GB2166868A GB2166868A (en) | 1986-05-14 |
GB2166868B true GB2166868B (en) | 1989-05-24 |
Family
ID=10569006
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB848427473A Pending GB8427473D0 (en) | 1984-10-31 | 1984-10-31 | Temperature change indicating devices |
GB8526680A Expired GB2166868B (en) | 1984-10-31 | 1985-10-30 | Temperature change indicating devices and methods |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB848427473A Pending GB8427473D0 (en) | 1984-10-31 | 1984-10-31 | Temperature change indicating devices |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8427473D0 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2209396A (en) * | 1987-09-04 | 1989-05-10 | Daniel Levin | Temperature indication |
FR2671401A1 (en) * | 1991-01-03 | 1992-07-10 | Michaut Pierre | Temperature checking device for frozen and deep-frozen foodstuffs |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2064768A (en) * | 1979-12-04 | 1981-06-17 | Marcialis S | Device indicating excess temperature |
EP0138741A2 (en) * | 1983-09-05 | 1985-04-24 | Matsumoto Kosan Kabushiki Kaisha | Temperature-indicating sheet |
GB2155633A (en) * | 1983-09-05 | 1985-09-25 | Mitsui Toatsu Chemicals | Temperature supervision and display unit |
EP0159965A2 (en) * | 1984-04-25 | 1985-10-30 | ILFORD Limited | Method of monitoring temperatureand device for carrying out said method |
EP0161213A2 (en) * | 1984-04-25 | 1985-11-13 | Ciba-Geigy Ag | Colouring composition for monitoring the temperature |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4509449A (en) * | 1982-11-05 | 1985-04-09 | Chalmers Stephen P | Temperature/time limit indicator |
-
1984
- 1984-10-31 GB GB848427473A patent/GB8427473D0/en active Pending
-
1985
- 1985-10-30 GB GB8526680A patent/GB2166868B/en not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2064768A (en) * | 1979-12-04 | 1981-06-17 | Marcialis S | Device indicating excess temperature |
EP0138741A2 (en) * | 1983-09-05 | 1985-04-24 | Matsumoto Kosan Kabushiki Kaisha | Temperature-indicating sheet |
GB2155633A (en) * | 1983-09-05 | 1985-09-25 | Mitsui Toatsu Chemicals | Temperature supervision and display unit |
EP0159965A2 (en) * | 1984-04-25 | 1985-10-30 | ILFORD Limited | Method of monitoring temperatureand device for carrying out said method |
EP0161213A2 (en) * | 1984-04-25 | 1985-11-13 | Ciba-Geigy Ag | Colouring composition for monitoring the temperature |
Also Published As
Publication number | Publication date |
---|---|
GB2166868A (en) | 1986-05-14 |
GB8526680D0 (en) | 1985-12-04 |
GB8427473D0 (en) | 1984-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19921030 |