Electric lamp
CA 2290837 A1 · Owner: Kast, Werner · Inventors: Kast, Werner; Kantim, Uwe; Rittner, Roland
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a motor vehicle headlight lamp having a metal-plastic cap whose electric connections are constructed as contact lugs (16, 17). According to the invention, the two contact lugs (16 17) in each, case have a groove (16c, 17c) in which in each case a supply lead wire (12, 13) which is guided out of the lamp bulb is fixed to the corresponding contact lug (16, 17) by a welded joint. Furthermore the contact, lugs (16, 17) are equipped with means (16f 17f) for, threading the supply lead wires (12 13) into the, respective groove (16c, 17c) and the lamp cap has at least one cut-out (18) which serves the purpose of carrying out the welding of the supply lead wires (12 13), …
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 November 25, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 25, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 25, 2021.
- 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.