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Expired Canadian patentCanada

Instrumented remote center compliance device

CA 1161925 A · Owner: Charles Stark Draper Laboratory, Inc. (The) · Inventors: Seltzer, Donald S.; Nevins, James L.; De Fazio, Thomas L.

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

A remote center compliance device having an operator member and a remote compliance center near the end of the operator member including one, or more translational displacement sensors proximate the operator member for sensing displacement in one or more degrees of freedom of the operator member.

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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 February 7, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 7, 2001.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 19, 1980
GrantedFebruary 7, 1984
Term endedFebruary 7, 2001
Patent numberCA 1161925 A
Classification (IPC)B25J19/00 +2 more

Timeline

Timeline From CIPO dates

1981198419871990199319961999Application filedSep 19, 1980Patent grantedFeb 7, 1984Term endedFeb 7, 2001

Sources & verification

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