Printing plate for offset printing
CA 1239048 A · Owner: Aktiebolaget Tetra Pak · Inventors: Holmstrom, Hakan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a printing plate (1) for offset printing comprising a number of printing patterns (5) preferably, alike in their outer contour which are located on the printing, plate (1) parallel to one another and adjoining one another but displaced in longitudinal direction in relation to one another. The printing plate (1) is made in one piece with a width which corresponds to the combined width of the individual printing patterns (5) and the printing plate (1) is provided along its front edge (3) and its rear edge (2) with a stepped edge contour. The printing plate (1) is arranged around a carrier cylinder(11) which is fully surrounded by the printing plate (1) parts of the, …
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 July 12, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 12, 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.
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.