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Expired Canadian patentCanada

Intermediate and assembly assistance components for fluid driven tools and tools incorporating the same

CA 2804677 C · Owner: Ingersoll-Rand Industrial U.S. Inc. · Inventors: Pyles, Douglas E.; Roache, Brian R.; Youhouse, Michael A.

CIPO record

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Abstract From the Canadian patent

A flow guide configured for insertion in a cavity defined between an outer housing and a nested inner motor housing of a fluid driven tool and a tool incorporating the same. The flow guide has a longitudinal axis and includes at least two longitudinal portions disposed parallel to the longitudinal axis and defining longitudinal channel therebetween. At least one substantially circumferential rib portion connects the at least two longitudinal portions at points defining a plane substantially transverse to the longitudinal axis. A portion of the at least one rib portion located in the longitudinal channel has a thickness less than a width of the cavity surrounding the rib to define a …

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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

  • Filed August 19, 2005 and granted January 6, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 19, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 19, 2005
GrantedJanuary 6, 2015
Term endedAugust 19, 2025
Patent numberCA 2804677 C
Classification (IPC)B25F5/00 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedAug 19, 2005Patent grantedJan 6, 2015Term endedAug 19, 2025

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