Patent Yard Sign in
Expired Canadian patentCanada

Electrically opening and closing faucet device

CA 1319136 C · Owner: Imanaga, Eisuke · Inventors: Imanaga, Eisuke

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

An electrically opening and closing faucet device arranged to be opened and closed by rotation of a spindle thereof. The electrically opening and closing faucet device comprises a, follower gear secured to the spindle and a motor gear secured, to an output shaft of a motor. The motor gear is structured to be moved in synchronization with the follower gear and the, faucet is opened and closed by the rotation of the motor.

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 15, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 15, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 29, 1988
GrantedJune 15, 1993
Term endedJune 15, 2010
Patent numberCA 1319136 C
Classification (IPC)F16K31/05 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedNov 29, 1988Patent grantedJune 15, 1993Term endedJune 15, 2010

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.