Display or indicating device
CA 2249491 A1 · Owner: Enz-Electronic Ag · Inventors: Enz, Emil
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The display or indicating device comprises at least one display unit (1) having a display dot (10) as well as having means for actuating the display dot. The latter has a pivotably mounted baseplate (11) which is provided with an electroluminescence apparatus (30). Spurs (14 15) protrude from the baseplate (11) and are mounted such that they can rotate in bearing sleeves (23, 24) made of an electrically conductive material. The electrodes (31 32) of the apparatus (30) extend, right into the region of the spurs or the bearing sleeves. Fitted on the respective spur (14 15) is a, contact element (36), which is electrically connected to the electrode that is present here. The bearing sleeves …
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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 October 5, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 5, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 5, 2020.
- 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.