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Expired Canadian patentCanada

Radially constructed cruciform parachute

CA 1323021 C · Owner: Pioneer Aerospace Corporation · Inventors: Reuter, James D.

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

An improved cruciform parachute being radially constructing having a canopy which is hemispherically-shaped with an apex at the uppermost portion thereof. A plurality of panels extend vertically from adjacent the apex to a lower canopy edge. Each panel includes an upper panel section and a lower panel section with an intermediate edge therebetween. A plurality of open sections are defined by the lower panel sections of certain of the panel members in order to define a plurality of gores. These gores are diametrically opposite from other similarly shaped gores with each cruciform parachute having four such gores. Each gore is preferably defined by two adjacent panel members having lower …

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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, and the Claude kit works from them.

Why it's free to use

  • Granted October 12, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 12, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 21, 1988
GrantedOctober 12, 1993
Term endedOctober 12, 2010
Patent numberCA 1323021 C
Classification (IPC)B64D17/02 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedNov 21, 1988Patent grantedOct 12, 1993Term endedOct 12, 2010

Sources & verification

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