Photosensitive plate for lithographic printing plate
CA 1206366 A · Owner: Fuji Photo Film Co. Ltd. · Inventors: Misu, Hiroshi; Tamoto, Koji; Kobayashi, Kesanao
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A presensitized printing plate which has a photopolymerizing composition layer provided on at least one side of a support, with the photopolymerizing composition being constituted with (A) a polymer containing in its side chains groups represented by the following general formula (I) and carboxylic groups: (I), (wherein R1 to R5 each represents a hydrogen atom a, halogeno group, a carboxyl group, a sulfo group a nitro, group, a cyano group, an amido group an amino group, or an unsubstituted or a substituted alkyl aryl, alkoxy, aryloxy, alkylamino, arylamino alkylsulfonyl or arylsulfonyl, group; and Z represents an oxygen atom a sulfur atom, -NH- or -NR- (R = alkyl)) (B) a monomer or an …
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 June 24, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 24, 2003.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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.