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Expired Canadian patentCanada

Fermentation byproduct feed formulation and processing

CA 2538364 C · Owner: Novera Inc. · Inventors: Haschen, Thomas L.; Patterson, Robert J.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention is to products for enhancing the nutrient value of distillers brewers or fermenters grain byproducts using an injector or mixer to add predetermined amounts of nutrients to the grains. The byproduct nutrient obtained is heated, dried and/or extruded to increase the ruminant bypass protein of the nutrient product.

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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 September 11, 2003 and granted November 27, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 11, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 11, 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.
FiledSeptember 11, 2003
GrantedNovember 27, 2012
Term endedSeptember 11, 2023
Patent numberCA 2538364 C
Classification (IPC)A23K10/38

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedSep 11, 2003Patent grantedNov 27, 2012Term endedSep 11, 2023

Sources & verification

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