Expired Canadian patentCanada
Low smoke and reduced flame fluorinated polymer compositions and cable constructions
CA 1297220 C · Owner: Atochem North America Inc. · Inventors: Bartoszek, Edward Joseph
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Fluorinated polymer based compositions which include aluminum silicates and electrical and fiber optic cable constructions made from such compositions have improved low smoke and flame retardant properties.
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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 March 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 10, 2009.
- 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 13, 1987
GrantedMarch 10, 1992
Term endedMarch 10, 2009
Patent numberCA 1297220 C
Classification (IPC)C08L27/16 +2 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.