Refillable flexible sheet dispenser
CA 2429975 C · Owner: Pitcher, David H. · Inventors: Pitcher, David H.; Reinke, Christopher; Sears, Charles W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flexible sheet container is provided that permits a user to quickly and easily feed a leading sheet. The container has a base portion that defines a storage area and a top covering the base portion. The top includes an opening into the storage area through which individual flexible sheets are dispensed. A pair of opposing flaps is pivotally attached to the top at their first ends and each extends toward the dispensing opening with its second end. The complementary second ends of the flaps together further define the dispensing opening while in a dispensing position. The flaps pivot inward toward the storage area to provide access through the opening into the storage area. As such to feed …
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
- Filed May 26, 2003 and granted July 19, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 26, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 26, 2025.
- 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.