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Expired Canadian patentCanada

Peroxide-glycerol explosives

CA 474174 A · Owner: Buffalo Electro-Chemical Company · Inventors: Hans O. Kauffmann; Edward S. Shanley

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 June 5, 1951. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 5, 1968.
  • 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 5, 1951
Term endedJune 5, 1968
Patent numberCA 474174 A
Classification (IPC)C06B23/00 +2 more

Timeline

Timeline From CIPO dates

195219541956195819601962196419661968Patent grantedJune 5, 1951Term endedJune 5, 1968

Sources & verification

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