Expired Canadian patentCanada
Copolyester adhesive blends
CA 1236242 A · Owner: Eastman Kodak Company · Inventors: Mcconnell, Richard L.; Meyer, Max F. Jr.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Copolyester Adhesive Blends, Abstract, Copolyester adhesive blends are disclosed for use particularly as fabric blends. The blends comprise a crystallizable copolyester and a substantially amorphous polyester.
Read the whole patent
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 May 3, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 3, 2005.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 11, 1983
GrantedMay 3, 1988
Term endedMay 3, 2005
Patent numberCA 1236242 A
Classification (IPC)C09J167/02
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.