CA2099272C - Marking element - Google Patents

Marking element Download PDF

Info

Publication number
CA2099272C
CA2099272C CA002099272A CA2099272A CA2099272C CA 2099272 C CA2099272 C CA 2099272C CA 002099272 A CA002099272 A CA 002099272A CA 2099272 A CA2099272 A CA 2099272A CA 2099272 C CA2099272 C CA 2099272C
Authority
CA
Canada
Prior art keywords
marking element
barrier layer
temperature
layer
absorbent material
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
CA002099272A
Other languages
English (en)
French (fr)
Other versions
CA2099272A1 (en
Inventor
Terence Colley
Stephen Minter
John Carnie
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.)
Food Guardian Ltd
Original Assignee
Food Guardian 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 Food Guardian Ltd filed Critical Food Guardian Ltd
Publication of CA2099272A1 publication Critical patent/CA2099272A1/en
Application granted granted Critical
Publication of CA2099272C publication Critical patent/CA2099272C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/02—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values
    • G01K3/04—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values in respect of time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Surgical Instruments (AREA)
CA002099272A 1990-10-26 1991-10-28 Marking element Expired - Fee Related CA2099272C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB909023393A GB9023393D0 (en) 1990-10-26 1990-10-26 Marking element
GB9023393 1990-10-26
PCT/GB1991/001879 WO1992008113A1 (en) 1990-10-26 1991-10-28 Marking element

Publications (2)

Publication Number Publication Date
CA2099272A1 CA2099272A1 (en) 1992-04-27
CA2099272C true CA2099272C (en) 2002-09-17

Family

ID=10684444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002099272A Expired - Fee Related CA2099272C (en) 1990-10-26 1991-10-28 Marking element

Country Status (6)

Country Link
JP (1) JP3056786B2 (ja)
AU (1) AU660154B2 (ja)
CA (1) CA2099272C (ja)
GB (2) GB9023393D0 (ja)
WO (1) WO1992008113A1 (ja)
ZA (1) ZA918573B (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1390303A (zh) 1999-10-11 2003-01-08 蒂米泰姆普有限公司 全程时间－温度指示器系统
EP2412579B1 (de) * 2010-07-26 2014-02-26 Johnson Controls GmbH Fahrzeuginnenausstattungsteil mit einem Indikationsmittel
ES2472721B1 (es) * 2014-04-15 2015-01-21 Cartonajes Santorromán, S.A. Etiqueta para control de temperatura y tiempo, procedimiento para fabricación de dicha etiqueta y máquina para puesta en práctica de dicho procedimiento

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055759A (en) * 1959-04-13 1962-09-25 John C Busby Temperature indicators
US3414415A (en) * 1965-10-22 1968-12-03 Robert L. Broad Jr. Thaw indicator
US3420205A (en) * 1966-03-23 1969-01-07 Miles Lab Indicating device
US3479877A (en) * 1968-08-28 1969-11-25 Minnesota Mining & Mfg Time-temperature indicator
US3751382A (en) * 1969-03-13 1973-08-07 Food Control Enzymatic indicator and method of making it
DE2130926C3 (de) * 1971-06-22 1973-11-15 Baumgartner Papiers S.A., Lausanne (Schweiz) Optischer Kontrolhndikator fur Tiefkuhlprodukte
US4148272A (en) * 1978-04-10 1979-04-10 Paula Mann Thaw duration detector
IT1125893B (it) * 1979-12-04 1986-05-14 Sergio Marcialis Dispositivo di controllo termometrico della costanza di una prefissata temperatura,atto a segnalare innalzamenti anche temporanei di detta temperatura
JPS58500912A (ja) * 1981-06-09 1983-06-02 ホルム，カール 使い捨ての最高値読取温度計
DE3210907C2 (de) * 1982-03-25 1984-07-19 Schwan-Stabilo Schwanhäußer GmbH & Co, 8500 Nürnberg Indikator für die Anzeige einer Zeit/Temperatur-Belastung
NL8402181A (nl) * 1983-12-23 1985-07-16 Draegerwerk Ag Proefbuisje met breekbare ampul als temperatuurbelastingsindikator.
CA2076393A1 (en) * 1989-12-14 1991-06-15 Terence Colley Time-temperature indicator

Also Published As

Publication number Publication date
AU8750891A (en) 1992-05-26
WO1992008113A1 (en) 1992-05-14
AU660154B2 (en) 1995-06-15
GB2266954A (en) 1993-11-17
ZA918573B (en) 1992-08-26
JPH06504117A (ja) 1994-05-12
JP3056786B2 (ja) 2000-06-26
GB9310864D0 (en) 1993-07-28
CA2099272A1 (en) 1992-04-27
GB9023393D0 (en) 1990-12-05
GB2266954B (en) 1995-01-18

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