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Expired Canadian patentCanada

Haircutters featuring blade holding means

CA 1052992 A · Owner: Spanel, Abram N. · Inventors: Spanel, Abram N.

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

Improved haircutters which utilize a razor-like blade said haircutters including a blade holder having a base blade support and a clamp member. The clamp member is positionable on a supported blade and includes a clamping lever which is engageable with a clamping pin-like member which may be projecting from said base blade support. In a preferred embodiment the blade can be laterally adjusted to a series of hair cutting positions.

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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 April 24, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 24, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedApril 24, 1979
Term endedApril 24, 1996
Patent numberCA 1052992 A
Classification (IPC)B26B21/12 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedApril 24, 1979Term endedApril 24, 1996

Sources & verification

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