1
Thaddeus Prusik, Raymond M Arnold, Allan P Piechowski: Activatable time-temperature indicator system. LifeLines Technology, Lionel N White, April 8, 2003: US06544925 (124 worldwide citation)

An activatable time-temperature indicator system useful in tracking the thermal exposure history of a temperature-sensitive perishable product and providing a visually-distinct signal, such as a change in color density, at the expiration of a predetermined time-temperature integral comprises a first ...


2
Himangshu R Bhattacharjee: Activatable time-temperature indicator. LifeLines Technology, Arthur J Plantamura, March 14, 1989: US04812053 (59 worldwide citation)

An activatable time-temperature indicator consists of an oxygen-sensitive reaction product of a triarylmethane dye and a decolorant that is coated on a substrate and covered by an oxygen barrier. Optinally, an oxygen-permeable layer is between the coating and the oxygen barrier. The indicator is act ...


3
Bhattacharjee Himangshu Ranjan: Activatable time-temperature indicator.. Allied, August 12, 1987: EP0231499-A1 (13 worldwide citation)

An activatable time-temperature indicator consists of an oxygen-sensitive reaction product of a triarylmethane dye and a decolorant that is coated on a substrate and covered by an oxygen barrier. Optionally, an oxygen-permeable layer is between the coating and the oxygen barrier. The indicator is ac ...


4
Brian S Huffman, Dawn E Smith, Carl M Lentz: Temperature-activated time-temperature indicator. Temptime Corporation, K&L Gates, March 18, 2014: US08671871 (6 worldwide citation)

A temperature-activatable time-temperature indicator that can be used to monitor the historical exposure of a host product to ambient temperatures includes an optically readable, thermally sensitive indicator element. The indicator element can be inactive below a base temperature and is intrinsicall ...


5
Prusik Thaddeus, Arnold Raymond M, Piechowski Allan P: Activatable time-temperature indicator system. Lifelines Technology, LEVY Gerald, September 7, 2001: WO/2001/064430 (5 worldwide citation)

An activatable time-temperature indicator system useful in tracking the thermal exposure history of a temperature-sensitive perishable product and providing a visually-distinct signal, such as a change in color density, at the expiration of a predetermined time-temperature integral comprises a first ...


6
Brian S Huffman, Dawn E Smith, Carl M Lentz: Time-temperature indicator comprising a side chain crystalline polymer. TEMPTIME CORPORATION, K&L Gates, January 17, 2017: US09546911

A temperature-activatable time-temperature indicator that can be used to monitor the historical exposure of a host product to ambient temperatures includes an optically readable, thermally sensitive indicator element. The indicator element can be inactive below a base temperature and is intrinsicall ...


7
Frederick Robert Grabiner, Carl Michael Lentz, Emily Moore, Thaddeus Prusik, Nicholas Puro, Bruce Erik Osborn: Computing systems and methods for electronically indicating the acceptability of a product. TEMPTIME CORPORATION, K&L Gates, November 7, 2017: US09811632

In part, the invention relates to computing systems and methods for electronically indicating the acceptability of a product. An image capture and communication device may analyze a product label that includes one or more monitors, authentication elements, and identification elements. The image capt ...


8
Prusik Thaddeus, Arnold Raymond M, Piechowski Allan P: Activatable time-temperature indicator system. Lifelines Technology, January 2, 2003: EP1268178-A1

An activatable time-temperature indicator system useful in tracking the thermal exposure history of a temperature-sensitive perishable product and providing a visually-distinct signal, such as a change in color density, at the expiration of a predetermined time-temperature integral comprises a first ...


9
Bhattacharjee Himangshu Ranjan: Indicateur de duree et de temperature sujet a lactivation, Activatable time-temperature indicator. Lifelines Technology, GOWLING LAFLEUR HENDERSON, August 6, 1991: CA1287290

ABSTRACT OF THE DISCLOSURE ACTIVATABLE TIME-TEMPERATURE INDICATOR An activatable time-temperature indicator consistsof an oxygen-sensitive reaction product of atriarylmethane dye and a decolorant that is coated on asubstrate and covered by an oxygen barrier. Optionally,an oxygen-permeable layer is b ...


10
Brian S HUFFMAN, Dawn E SMITH, Carl M LENTZ: Temperature-activated time-temperature indicator. Temptime Corporation, April 5, 2012: US20120079981-A1

A temperature-activatable time-temperature indicator that can be used to monitor the historical exposure of a host product to ambient temperatures includes an optically readable, thermally sensitive indicator element. The indicator element can be inactive below a base temperature and is intrinsicall ...