Expired Canadian patentCanada
Sanitary mixing valve
CA 1270177 C · Owner: Delker, Wilfried D. · Inventors: Raithel, Gunter; Delker, Wilfried D.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention is directed to a single-lever mixing valve and faucet in which the valve body is made of ceramic material.
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 June 12, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 12, 2007.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 20, 1986
GrantedJune 12, 1990
Term endedJune 12, 2007
Patent numberCA 1270177 C
Classification (IPC)F16K27/00
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.