Device for picking up excrement
CA 2040559 A1 · Owner: Prus, Walter · Inventors: Prus, Walter; Prus, Walter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for picking up animal excrement from the ground comprises first and second portions which each have raised edges and which are pivotable with a flap-like motion between an open position and a closed position in which they co-operate to define an excrementreceiving receptacle. The first and second portions scrape excrement off the ground in moving into the closed position of the receptacle. A handle is mounted on the first and second portions providing the receptacle and a pulling bar is accommodated within the handle and connected to the first and second portions between side limbs of the handle whereby a pulling force applied to the pulling bar by a finger of the hand holding the …
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 16, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 16, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 16, 2013.
- 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.