Developing cartridge
CA 2613964 C · Owner: Sato, Shougo · Inventors: Takagi, Takeyuki; Sato, Shougo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a developing cartridge, the contact plate of the electrode member is disposed to contact the developing bias terminal within a plane of projection when a driven coupling part is projected in a first direction. A first axis line, which is an axis of the developing roller shaft and a second axis line, which is an axis of the input gear are disposed in parallel and equidistant in the front-rear direction. A part of the contact plate is disposed on the second axis line. A first line connecting an axis about which the input gear rotates and the developing roller shaft and a second line connecting the contact plate and the developing roller shaft are disposed parallel to each other. …
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 July 5, 2006 and granted May 29, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 5, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.