Fusible unit with indicator of burnt fuse
CA 2203316 A1 · Owner: Korzsinek, Roar · Inventors: Korzsinek, Roar
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fusible unit with indicator of burnt fuse for electrical circuit and that includes: a cartridge provided of a translucent wall, an electrical fusible element housed within the cartridge and provided of two terminal extremes adapted to connect the fusible element serially in the circuit, the cartridge having substantially reproduced place in its interior to house the fusible element, and an illuminating means connected in parallel to the fusible element to produce a visual indication through the translucent wall in the event of the fusible element being burnt; wherein said illuminating means includes a miniature lamp of relatively low consumption housed within the cartridge together with …
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 April 22, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 22, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 22, 2019.
- 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.