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Canadian application, no grantCanada

Accelerated maturation of cheddar cheese by the addition of live and heat-shocked lactobacilliand neutrase

CA 2072159 A1 · Owner: Lee, Byong H. · Inventors: Simard, Ronald E.; Trepanier, Genevieve; Lee, Byong H.

CIPO record

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Abstract From the Canadian patent

Live and heat-shocked Lactobacillus casei subsp case; (L2A) cultures supplemented with the, proteolytic enzyme Neutrase have been developed by means of biotechnology which accelerate, Cheddar cheese ripening by up to 60% in flavor intensity as compared to control cheese. The, present invention studied Cheddar cheese evolution in detail over a 9-month ripening period by evaluating microbiological, physico-chemical sensory and rheological parameters. This novel integrated process comprises the addition of (1) live Lactobacillus casei subsp casei L2A to control the undesirable microflora (2) heat-shocked cells of the same culture at a level of 1% (v/v), and (3) Neutrase at a level of 1.0 x …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed May 19, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 19, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 19, 2014.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 19, 1992
GrantedNo grant recorded
Term endedMay 19, 2012
Patent numberCA 2072159 A1
Classification (IPC)A23C19/03 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedMay 19, 1992Term endedMay 19, 2012

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.