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Expired Canadian patentCanada

Liquid measuring and collection device

CA 1079544 A · Owner: Kendall Company (The) · Inventors: Patel, Bhupendra C.; Boedecker, Steven M.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Indicating means comprising an indicator strip and a flexible retaining member having an elongated tab a, first plug adjacent one end of the tab and extending outwardly from one surface of the tab, said first plug having a slot to receive one end of said strip and said retaining, member having a second plug extending outwardly from said one surface intermediate the first plug and the other end of the tab.

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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 17, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 17, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJune 17, 1980
Term endedJune 17, 1997
Patent numberCA 1079544 A
Classification (IPC)G01F23/02

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJune 17, 1980Term endedJune 17, 1997

Sources & verification

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