EP0951644A4 - Methods and devices for detecting spoilage in food products - Google Patents

Methods and devices for detecting spoilage in food products

Info

Publication number
EP0951644A4
EP0951644A4 EP97946515A EP97946515A EP0951644A4 EP 0951644 A4 EP0951644 A4 EP 0951644A4 EP 97946515 A EP97946515 A EP 97946515A EP 97946515 A EP97946515 A EP 97946515A EP 0951644 A4 EP0951644 A4 EP 0951644A4
Authority
EP
European Patent Office
Prior art keywords
methods
devices
food products
detecting spoilage
spoilage
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.)
Withdrawn
Application number
EP97946515A
Other languages
German (de)
French (fr)
Other versions
EP0951644A1 (en
Inventor
Donald F H Wallach
Alexander Novikov
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.)
GROUP TEK, INC.
Original Assignee
GROUP TEK Inc
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
Priority claimed from US08/744,111 external-priority patent/US6495368B1/en
Application filed by GROUP TEK Inc filed Critical GROUP TEK Inc
Publication of EP0951644A1 publication Critical patent/EP0951644A1/en
Publication of EP0951644A4 publication Critical patent/EP0951644A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G01N31/221—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating pH value
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Biophysics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
EP97946515A 1996-11-05 1997-11-04 Methods and devices for detecting spoilage in food products Withdrawn EP0951644A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/744,111 US6495368B1 (en) 1996-11-05 1996-11-05 Methods and devices for detecting microbial spoilage in food products
US744111 1996-11-05
US92584997A 1997-09-08 1997-09-08
US925849 1997-09-08
PCT/US1997/020097 WO1998020337A1 (en) 1996-11-05 1997-11-04 Methods and devices for detecting spoilage in food products

Publications (2)

Publication Number Publication Date
EP0951644A1 EP0951644A1 (en) 1999-10-27
EP0951644A4 true EP0951644A4 (en) 2002-08-21

Family

ID=27114267

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97946515A Withdrawn EP0951644A4 (en) 1996-11-05 1997-11-04 Methods and devices for detecting spoilage in food products

Country Status (3)

Country Link
EP (1) EP0951644A4 (en)
AU (1) AU5167198A (en)
WO (1) WO1998020337A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9818766D0 (en) 1998-08-28 1998-10-21 Johnson Matthey Plc Improvements in sensors
DE19910962A1 (en) * 1999-03-12 2000-09-14 Joachim Barzik Plastic tub internal detector responds to pH changes in yoghurt tub and visible through transparent inspection window
WO2002033404A2 (en) * 2000-10-19 2002-04-25 Trauner Kenneth B Integrated wine quality sensor
KR20020066157A (en) * 2001-02-09 2002-08-14 박찬훈 A bio-indicator for monitoring of microbial decomposition
MXPA04008501A (en) 2002-03-07 2005-07-13 Avery Dennison Corp Color changing device for time indicating label and methods of making and using the same.
WO2003096309A1 (en) * 2002-05-10 2003-11-20 National Food Research Institute Method of judging storage condition of food and beverage, medicine, etc. and indicator therefor
US7247493B2 (en) * 2004-05-18 2007-07-24 Virbac Corporation Reusable pH sensor device and related methods
EP1756274B1 (en) * 2004-06-07 2008-08-20 Novozymes A/S Lipolytic enzyme assay
KR102257497B1 (en) 2014-07-21 2021-05-31 삼성전자주식회사 Gas sensor, refrigerator having the same and control method for the refrigerator
CN117805162B (en) * 2024-02-28 2024-05-28 天津美腾科技股份有限公司 X-ray induced ash content instrument

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2710751A1 (en) * 1993-09-28 1995-04-07 Atco Device for detecting the presence and disappearance of a target substance and its use in preservative packaging
CA2184677A1 (en) * 1995-09-04 1997-03-05 Antonio Juan Manuel Gomariz Spoilage indicating device for food containers
US5633836A (en) * 1995-12-04 1997-05-27 Noteworthy Products, Inc. Accelerated development time-delayed message system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4285697A (en) * 1978-09-26 1981-08-25 Neary Michael P Food spoilage indicator
US5053339A (en) * 1988-11-03 1991-10-01 J P Labs Inc. Color changing device for monitoring shelf-life of perishable products
US5306466A (en) * 1993-05-19 1994-04-26 California South Pacific Investors Detection of contaminants in food

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2710751A1 (en) * 1993-09-28 1995-04-07 Atco Device for detecting the presence and disappearance of a target substance and its use in preservative packaging
CA2184677A1 (en) * 1995-09-04 1997-03-05 Antonio Juan Manuel Gomariz Spoilage indicating device for food containers
US5633836A (en) * 1995-12-04 1997-05-27 Noteworthy Products, Inc. Accelerated development time-delayed message system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9820337A1 *

Also Published As

Publication number Publication date
WO1998020337A1 (en) 1998-05-14
EP0951644A1 (en) 1999-10-27
AU5167198A (en) 1998-05-29

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19990823

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RAP3 Party data changed (applicant data changed or rights of an application transferred)

Owner name: BIODETECT CORPORATION

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: GROUP TEK, INC.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: BIODETECT CORPORATION

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: GROUP TEK, INC.

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