Labelled vessel and process for preparation thereof
CA 1340219 C · Owner: Tanabashi, Toshifumi · Inventors: Katsura, Tadahiko; Tanabashi, Toshifumi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a process for the preparation of a labelled hollow vessel, which comprises blow-forming a single-layer or multiple-layer plastic parison or sheet in a blow mold having a label attached to the inner surface of a cavity thereof to bond the label to the surface of a side wall portion, wherein a label composed mainly of a drawn film of a plastic material having a heat shrinkage factor larger than the forming shrinkage factor of a plastic material constituting the outer surface of the vessel at a temperature (T1) lower by 40°C than the melting point or softening point of the plastic material constituting the outer surface of the vessel is used as the label. The labelled vessel …
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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 December 15, 1998. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 15, 2015.
- 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.