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Expired Canadian patentCanada

Ammunition priming composition

CA 451908 A · Owner: Remington Arms Company · Inventors: Gordon Maxwell; Philip Hawley Burdett

CIPO record

Overview

Drawings and full text

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

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No Claude kit for weapons

Claude doesn't help design weapons, ammunition or explosives, so this page has no Reinvent kit. To develop this one, work with a federally licensed manufacturer (many of these items are regulated) and a registered patent attorney or agent, listed on the USPTO roster.

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 12, 1948. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 12, 1965.
  • 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—
GrantedOctober 12, 1948
Term endedOctober 12, 1965
Patent numberCA 451908 A
Classification (IPC)C06B41/10

Timeline

Timeline From CIPO dates

194919511953195519571959196119631965Patent grantedOct 12, 1948Term endedOct 12, 1965

Sources & verification

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