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Canadian application, no grantCanada

Machining processor

CA 2255915 A1 · Owner: Inoue, Shinichi · Inventors: Kawana, Akira; Inoue, Shinichi; Hisaki, Tatsuya

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 controller (100) of a machine has an input means (1) for inputting machining shape data (1a) concerning the final shape of a work and work data (1b) concerning the material and shape of the work before being machined a data , storing means (3) in which machine data representing the machine specifications of the machine (11) which machines the work and/or tool data on tools that the machine has, are stored and a tool path determining means (5) which generates a tool path along which the work is machined in accordance with the data inputted through the input means and the data stored in the data storing means, and which determines the machining conditions for the machining of the …

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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 March 13, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 13, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 13, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 13, 1998
GrantedNo grant recorded
Term endedMarch 13, 2018
Patent numberCA 2255915 A1
Classification (IPC)B23Q15/12 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedMarch 13, 1998Term endedMarch 13, 2018

Sources & verification

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