Carton having integrally formed supplementary components
CA 1203217 A · Owner: Specialized Packaging (London) Company Ulc · Inventors: Davies, Frank H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A supplementary component such as a handle or a pouring spout is provided on a carton formed from a unitary blank. The component is die cut into a flap and retained in position by deformable bridge members. Upon folding of the blank into a carton access, to the component is provided which permits it to be grasped to sever the deformable connections. In the case of a handle the, one flap is folded under another flap and an aperture provided in the other flap to permit access. Restraining means act between the two flaps to prevent separation of the handle from the carton.
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 April 15, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 15, 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.