Operating handle
CA 2332670 A1 · Owner: Dunkel, Joerg · Inventors: Dunkel, Joerg; Dingert, Uwe; Schilling, Richard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An operating handle for an apparatus, especially cleaning apparatus such as , wipers, wiper mops, brooms or the like is disclosed whereby the handle includes at least a pair of first and second, tubular handle elements which are connectable with one another. The tubular handle elements, form a cavity, whereby a connecting member is provided for connection of the first and a second, handle elements, which connecting member projects at least partially into the hollow interior of, the handle elements. The connecting member includes a first connecting portion and a second, connecting portion, whereby the first connecting portion is for connection with the first handle, element and 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 January 29, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 29, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 29, 2023.
- 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.