Expired Canadian patentCanada
Collagen compositions for bone repair containing autogeneic marrow
CA 1279010 C · Owner: Weintraub, Shlomo · Inventors: Weintraub, Shlomo; Piez, Karl A.
Overview
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Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract, A composition which combines autogenic bone marrow with a suspension of purified atelopeptide reconstituted collagen is used to repair bone defects in mammals.
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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
- Granted January 15, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 2008.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 12, 1987
GrantedJanuary 15, 1991
Term endedJanuary 15, 2008
Patent numberCA 1279010 C
Classification (IPC)A61K35/32 +1 more
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.