Fiber can, method and apparatus
CA 1062638 A · Owner: The Pillsbury Company · Inventors: Reid, Francis R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure A can is provided that includes a tubular can body having a separation line extending from one end to the other with a label over it to prevent the separation line from opening during shipment or storage. The label includes a partial circumferential collar cut extending from one edge of the label material toward the other edge and having a termination point spaced from the other edge of the label. According to one method of manufacture the cuts in the label are formed by severing the label stock just before it is wound upon the fiber body during the manufacture of the tube from which can length pieces are cut. The knife is moved rectilinearly parallel to the tube …
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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 September 18, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 18, 1996.
- 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.