Fluid pack with handle
CA 1318265 C · Owner: Tetra Pak Finance & Trading S.A. · Inventors: Reil, Wilhelm
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Fluid pack with handle, Described is a fluid pack comprising a tube which is formed by a longitudinal sealing seam and at the ends of which are disposed a bottom (51 and a top (6) of which the top (6) comprises thermoplastic material without a carrier material is injected on the, tube (1) along the top edge thereof and has a pouring opening (7). The tube (1) comprises cardboard which is coated with plastic material on both sides. The bottom (5) is quadrangular and is formed from the folded-over tube (1) of the pack in the form of a fold, closure. A portion (3) of the tube wall which adjoins the top edge of the tube (1) is folded on to itself and joined to provide a double-wall base strip …
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 May 25, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 25, 2010.
- 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.