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Expired Canadian patentCanada

Telescope sight mounting

CA 343188 A · Owner: The Lyman Gun Sight Corporation · Inventors: Frederick A. Kuhn

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 July 17, 1934. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 17, 1951.
  • 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—
GrantedJuly 17, 1934
Term endedJuly 17, 1951
Patent numberCA 343188 A
Classification (IPC)F41G1/38

Timeline

Timeline From CIPO dates

193519371939194119431945194719491951Patent grantedJuly 17, 1934Term endedJuly 17, 1951

Sources & verification

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