GB2373338B - Temperature indicator - Google Patents

Temperature indicator

Info

Publication number
GB2373338B
GB2373338B GB0202382A GB0202382A GB2373338B GB 2373338 B GB2373338 B GB 2373338B GB 0202382 A GB0202382 A GB 0202382A GB 0202382 A GB0202382 A GB 0202382A GB 2373338 B GB2373338 B GB 2373338B
Authority
GB
United Kingdom
Prior art keywords
temperature indicator
indicator
temperature
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 - Fee Related
Application number
GB0202382A
Other versions
GB2373338A (en
GB0202382D0 (en
Inventor
William James Stephen Barker
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.)
B&H Liquid Crystal Devices Ltd
Original Assignee
B&H Liquid Crystal Devices Ltd
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.)
Filing date
Publication date
Application filed by B&H Liquid Crystal Devices Ltd filed Critical B&H Liquid Crystal Devices Ltd
Publication of GB0202382D0 publication Critical patent/GB0202382D0/en
Publication of GB2373338A publication Critical patent/GB2373338A/en
Application granted granted Critical
Publication of GB2373338B publication Critical patent/GB2373338B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/02—Forms or constructions
    • G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
    • G09F3/0292—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time tamper indicating labels
    • 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
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/02—Forms or constructions
    • G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
    • G09F3/0294—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time where the change is not permanent, e.g. labels only readable under a special light, temperature indicating labels and the like

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
GB0202382A 2001-02-02 2002-02-01 Temperature indicator Expired - Fee Related GB2373338B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0102671A GB0102671D0 (en) 2001-02-02 2001-02-02 Temperature indicator

Publications (3)

Publication Number Publication Date
GB0202382D0 GB0202382D0 (en) 2002-03-20
GB2373338A GB2373338A (en) 2002-09-18
GB2373338B true GB2373338B (en) 2004-07-21

Family

ID=9908017

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0102671A Ceased GB0102671D0 (en) 2001-02-02 2001-02-02 Temperature indicator
GB0202382A Expired - Fee Related GB2373338B (en) 2001-02-02 2002-02-01 Temperature indicator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0102671A Ceased GB0102671D0 (en) 2001-02-02 2001-02-02 Temperature indicator

Country Status (1)

Country Link
GB (2) GB0102671D0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7600912B2 (en) * 2007-03-20 2009-10-13 Xerox Corporation Temperature sensitive label for detecting temperature changes to a temperature sensitive item
FR2919721B1 (en) * 2007-07-30 2017-05-19 Sa Cryolog CROSSING INDICATOR WITH TEMPERATURE THRESHOLD
ES2376559B1 (en) 2011-04-11 2013-01-24 Universidad Pública de Navarra DEVICE FOR MONITORING TIME AND TEMPERATURE CONDITIONS.
EP2748806A1 (en) * 2011-08-22 2014-07-02 Chromatic Technologies, Inc. Variable printing of thermochromic codes
FR2986324A1 (en) * 2012-01-30 2013-08-02 Gem Innov RESPECT INDICATOR OF A TEMPERATURE RANGE
JP5683530B2 (en) * 2012-05-16 2015-03-11 昭和アルミニウム缶株式会社 container
SE536967C2 (en) * 2013-02-21 2014-11-18 Dorota Carlsson Test strips for perfume testing
EP2976611A4 (en) * 2013-03-20 2016-07-27 Printpack Illinois Inc Appearance-changing indicators for packaging
ES1136780Y (en) * 2015-02-12 2015-05-19 Ciudad Jesus Merino SMART CONTAINER FOR FOOD AND FLUIDS.
US10378970B2 (en) * 2015-02-24 2019-08-13 Prasidiux, Llc Thermochromic liquid crystal temperature indicator
GB2599163A (en) * 2020-09-29 2022-03-30 Stephenson Denise Temperature sensitive labels, items and systems comprising such labels, and methods using such labels

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5786578A (en) * 1997-06-30 1998-07-28 Christy; George M. Microwave-heatable exercise putty in a container with temperature indicator
GB2326866A (en) * 1998-02-16 1999-01-06 Nicholas Charles Richar Holmes Advertising label using thermochromic ink
US5925593A (en) * 1995-07-31 1999-07-20 National Ink Incorporated Hot stamping foil and process

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5925593A (en) * 1995-07-31 1999-07-20 National Ink Incorporated Hot stamping foil and process
US5786578A (en) * 1997-06-30 1998-07-28 Christy; George M. Microwave-heatable exercise putty in a container with temperature indicator
GB2326866A (en) * 1998-02-16 1999-01-06 Nicholas Charles Richar Holmes Advertising label using thermochromic ink

Also Published As

Publication number Publication date
GB2373338A (en) 2002-09-18
GB0202382D0 (en) 2002-03-20
GB0102671D0 (en) 2001-03-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060201