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Expired Canadian patentCanada

Formable coatings

CA 1281830 C · Owner: Colon, Ismael · Inventors: Wolf, Philip Frank; Colon, Ismael; Merriam, Charles Neale

CIPO record

Overview

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

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Abstract From the Canadian patent

A coating composition capable of substantial deformation without loss of continuity adhesion, or protective properties. The coating composition comprises a phenoxy resin mixed with a relatively soft modifier resin having certain specific properties. In a preferred embodiment a, particulate material, such as a zinc pigment may, also be included. A crosslinker may also be included.

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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 March 19, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 19, 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.
FiledSeptember 26, 1986
GrantedMarch 19, 1991
Term endedMarch 19, 2008
Patent numberCA 1281830 C
Classification (IPC)C09D167/00 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedSep 26, 1986Patent grantedMarch 19, 1991Term endedMarch 19, 2008

Sources & verification

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