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Expired Canadian patentCanada

Ultrasonic stylus position stabilizer

CA 1286765 C · Owner: Advanced Interconnection Technology, Inc. · Inventors: Conti, Joseph A.; Morino, Ronald

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

In a positioning guide for an ultrasonic stylus disposed in a scribing head, a hub surrounds the stylus and is secured to the stylus near its working tip. A surrounding reatiner is secured to the housing of the moveable scribing head. Radial spokes secure the hub to the surrounding retainer, thereby providing a high degree of lateral ridigity and longitudinal compliance for the working tip of the stylus.

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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 July 23, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 23, 2008.
  • 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 8, 1986
GrantedJuly 23, 1991
Term endedJuly 23, 2008
Patent numberCA 1286765 C
Classification (IPC)H05K7/06 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedAug 8, 1986Patent grantedJuly 23, 1991Term endedJuly 23, 2008

Sources & verification

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