Expired Canadian patentCanada
Movable hand grip switch actuation
CA 1280563 C · Owner: Hoover Company (The) · Inventors: King, Douglass A.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A cleaner having a movable hand grip movable along a, cleaner handle, is provided with at least one operator contractable means mounted with the hand grip that can initiate action of a phase of cleaner operation.
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
- Granted February 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 26, 2008.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 4, 1987
GrantedFebruary 26, 1991
Term endedFebruary 26, 2008
Patent numberCA 1280563 C
Classification (IPC)A47L9/32 +1 more
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.