Waste collection device
CA 2236361 A1 · Owner: Midgley, Penny · Inventors: Midgley, Peter; Midgley, Penny
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A waste collection device preferably for use for the the collection of waste having unpleasant odours such as pet feaces, said waste collection device comprising a flexible bag having a waste storage compartment for collecting and storing waste therein a flap, for closing said waste storage compartment to a closed position wherein in said closed, position the waste storage compartment is sealed off thereby minimizing escape of waste and odours from said waste storage compartment a rotatable shaft for opening, said waste storage compartment to an open position the open position providing access, to said waste storage compartment and a body for supporting and storing said bag to facilitate …
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 April 28, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 28, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 28, 2020.
- 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.