Sheet material dispensing package
CA 1300566 C · Owner: Calcagni, Peter L. · Inventors: Calcagni, Peter L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
SHEET MATERIAL DISPENSING PACKAGE", Abstract of the Disclosure A cut and creased blank of foldable sheet material for forming a container-dispenser for tearable sheet material of the type including a serrated tearing edge formed from the foldable sheet material and stiffened with a synthetic resin. The blank is provided with foldably connected panels and end flaps so that it can be formed into a container having a box-lid and a tearing edge located on a selected margin of one of the panels. A preferred structure is provided in which the tearing edge is located on the margin of the bottom panel. Catch means is provided for releasably retaining the lid in closed position. A preferred cutting …
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 12, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 12, 2009.
- 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.