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Expired Canadian patentCanada

An aseptically packaged, extensively hydrolyzed, liquid nutritional formula and method for making it

CA 2508280 C · Owner: Luebbers, Steven T. · Inventors: Luebbers, Steven T.

CIPO record

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Abstract From the Canadian patent

Disclosed are sterilized, aseptically packaged liquid nutritional formulas, and corresponding methods of making the formulas wherein the formulas , comprise Vitamin D and extensively hydrolyzed protein having a degree of hydrolysis of at least about 20%, and wherein the packaged formula is prepared by (a) sterilizing a liquid nutritional formula containing Vitamin D and extensively hydrolyzed protein having a degree of hydrolysis of at least about 20%; (b) sterilizing a container; and then (c) aseptically packaging the sterilized liquid nutritional formula in the sterilized container. The packaged formulas exhibit improved Vitamin D stability.

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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 December 2, 2003 and granted January 17, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 2, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 2, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 2, 2003
GrantedJanuary 17, 2012
Term endedDecember 2, 2023
Patent numberCA 2508280 C
Classification (IPC)A23L3/16

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedDec 2, 2003Patent grantedJan 17, 2012Term endedDec 2, 2023

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