High voltage transient voltage surge suppression fuse link system
CA 2340635 A1 · Owner: Hubbell, Douglas P. · Inventors: Hubbell, Douglas P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a high voltage transient surge suppression system (1) which provides a fusing to greatly reduce or eliminate the chance of secondary combustion during an excess power situation. The invention (1) having a fuse link system which places one or more fuse links (10) between a first electrical potential (7, 8) and a second electrical potential (15 16), and , which uses air to insulate or isolate electrical potentials so that products of combustion from an excess power surge do not form a conductive path between electrical potentials on a printed circuit board (2).
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 June 16, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 16, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 16, 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.