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Expired Canadian patentCanada

Perforating gun carrier and method of making

CA 1202558 A · Owner: Jet Research Center, Inc. · Inventors: Regalbuto, John A.

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.

Abstract From the Canadian patent

A perforating gun carrier comprising an inner substantially tubular housing within an outer substantially tubular sleeve. The inner housing includes gun ports extending through the wall thereof in a pattern corresponding to the pattern of shaped charges to be carried within. The sleeve may be secured to the housing by welding, soldering, brazing adhesive, bonding or other known method may be shrink-fit onto, the housing, or may be mechanically secured thereon.

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 April 1, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 1, 2003.
  • 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 1, 1984
GrantedApril 1, 1986
Term endedApril 1, 2003
Patent numberCA 1202558 A
Classification (IPC)E21B43/11 +2 more

Timeline

Timeline From CIPO dates

1985198719891991199319951997199920012003Application filedMay 1, 1984Patent grantedApril 1, 1986Term endedApril 1, 2003

Sources & verification

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