Support device for a disposable trash bag
CA 2000065 A1 · Owner: Graham, Donald J. · Inventors: Graham, Donald J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Inventor: Donald J. Graham SUPPORT DEVICE FOR A DISPOSABLE TRASH BAG A trash entry chute device to be placed over the open mouth of a standard rigid top-opening trash container to facilitate the use or standard handled grocery bags such as, limp plastic bags, as disposable liners for the container comprising a smooth surface chute having a collar around the mouth at one end which serves to support the device on the mouth of the container and divert trash into the chute the, chute arranged to extend downwardly and inwardly from the collar for a distance so as to extend into the mouth of a standard grocery bag, the bottom of which rests on the bottom of the container, whereby the grocery bag …
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 October 2, 1989. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 2, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 2, 2011.
- 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.