High current electrical switch contacts
CA 2085848 A1 · Owner: Micheletti, Raymond E. · Inventors: Duvall, Samuel; Rueth, William R. Jr.; Micheletti, Raymond E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The electrical switch according to the present invention has first and second electrical contacts each of which functions as both male and female contacts. More specifically, the first electrical contact includes a first electrical contact member having outer and inner perimeters. The second electrical contact includes a second electrical contact member also having outer and inner perimeters. A contact probe is secured to the second electrical contact member within the inner perimeter thereof. Thus, when the first electrical contact is in electrical contact with the second electrical contact, the inner perimeter of the second electrical contact member electrically contacts the outer …
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 December 18, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 18, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 18, 2014.
- 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.