Circuit board printer
CA 2366927 A1 · Owner: Osigwe, Godwin Okechukwu · Inventors: Osigwe, Godwin Okechukwu; Gusthart, Robert William Charles
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A CAD controlled circuit board printer for the in-house production of prototype PCBs. The printer (2) includes pneumatically controlled drilling means (12) for cutting grooves and holes in a substrate (8); a deposition system (10) for filling the grooves and holes with a curable polymeric conductive ink and an oven for curing the conductive material. A pressing means (16) is also provided for the production of multilayer boards. Substrates are cut and filled with conductive ink which are then cured. For multilayer boards, after lamination by the pressing means holes are redrilled , and refilled to enable the formation of continuous conductive pathways between layers. The printer can …
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 March 6, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 6, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 6, 2022.
- 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.