Facsimile apparatus
CA 2003703 C · Owner: Mitsubishi Denki Kabushiki Kaisha · Inventors: Takagi, Katsunori
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A facsimile apparatus of the type in which recording paper is successively fed toward a recording position from a roll wound on a spool, the machine being provided with a pair of flange members detachably attached to the opposite ends of the spool and each having an outwardly extending cylindrical shaft portion, and engaging means formed on a roll holder box for engaging and rotatably supporting the cylindrical shaft portions of the respective flange members. The flange members restrict undesirable movements of recording paper in the paper feed and discharge directions as well as in lateral directions thereby, precluding damages of recording paper which would result from oblique motions of …
Read the whole patent
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 November 23, 1989 and granted January 16, 1996. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 23, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 23, 2011.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.