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Expired Canadian patentCanada

Milling tool holder

CA 2134404 C · Owner: Stojanovski, Stojan · Inventors: Stojanovski, Stojan

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 milling tool holder comprising an elongated body adapted to be supported on a milling tool base. The body has a shank-receiving bore opening in one end of the body. A head supports a pair of indexable inserts and has a shank received in the shank-receiving opening. The end of the shank has a slot which mates with a key in the shank-receiving bore to prevent the head from rotating with respect to the tool body. A pair of fasteners lock the shank to the body.

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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 October 26, 1994 and granted September 21, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 26, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 26, 1994
GrantedSeptember 21, 1999
Term endedOctober 26, 2014
Patent numberCA 2134404 C
Classification (IPC)B23D11/00 +2 more

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedOct 26, 1994Patent grantedSep 21, 1999Term endedOct 26, 2014

Sources & verification

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