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Expired Canadian patentCanada

Water resistant high explosive

CA 1110074 A · Owner: Ici Australia Limited · Inventors: Macrae, Peter; Gilmour, Francis; Strolla, Nicholas J.

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

A particulate high explosive material characterized in that said particulate high explosive material has been treated with an alkyl ester of an aromatic or an aliphatic acid, the ester being characterized in that it has a melting point no higher than a temperature of -10°c.

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.

Why it's free to use

  • Granted October 6, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 6, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 12, 1978
GrantedOctober 6, 1981
Term endedOctober 6, 1998
Patent numberCA 1110074 A
Classification (IPC)C06B25/00 +2 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedMay 12, 1978Patent grantedOct 6, 1981Term endedOct 6, 1998

Sources & verification

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