Ink container, recording head and recording device using same
CA 2443148 A1 · Owner: Canon Kabushiki Kaisha · Inventors: Hayashi, Hiroki; Matsuo, Keisuke; Kotaki, Yasuo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An ink container includes a casing having a substantially rectangular shape; a plurality of ink accommodating portions defined by partition in the casing; ink supply ports provided, in a bottom side of the casing, for the ink accommodating portions respectively; wherein the ink container is detachably mountable to a holder provided with a recording head portion for ejecting ink accommodated in the ink accommodating portion, wherein the plurality of ink supply ports are disposed deviated toward one of long edge of the bottom side; and a plurality of dimple portions in which the supply ports are formed respectively, and the dimples is cut away and opens adjacent to the one of edges.
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 September 26, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 26, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 26, 2025.
- 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.