Carton with improved closure means
CA 1318892 C · Owner: Weber, Frank J. · Inventors: Weber, Frank J.
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 carton for packaging a wide variety of dry frangible materials preferably formed from a unitary blank of foldable sheet material comprising respective pairs of opposed major and minor sidewall panels, a glue panel foldably joined to one of the major sidewall panels having a pouring opening formed therein a, plurality of closure flaps foldably joined to the upper and lower end portions of each of the respective sidewall panels all of, the respective panels and closure flaps being foldably joined to each other to form a carton assembly, a movable closure member attached to one of the minor sidewall panels adjacent the top end portion thereof and adaptable to …
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 June 8, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 8, 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.