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Expired Canadian patentCanada

Emulsion paint and method for its manufacture

CA 1318068 C · Owner: Kay, Peter Dunlop · Inventors: Kay, Peter Dunlop; Mcdonald, Keith

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

An emulsion paint of an improved shear resistance has been developed containing as a filling agent a titanium chelate which is the reaction product of a titanium orthoester a, glycol a glycol ether, an alkanolamine and an alpha-hydroxy carboxylic acid.

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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 May 18, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 18, 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.
FiledJuly 14, 1988
GrantedMay 18, 1993
Term endedMay 18, 2010
Patent numberCA 1318068 C
Classification (IPC)C07C43/13 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedJuly 14, 1988Patent grantedMay 18, 1993Term endedMay 18, 2010

Sources & verification

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