Miniature high resolution viewscreen cantilever i.c.
CA 2094174 A1 · Owner: Tuli, Raja Singh · Inventors: Tuli, Raja Singh
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A miniature single, monolithic chip is to be used to create a viewscreen for, computers, television or video applications. The image, is formed by the bending of individual cantilever arms, configured in a two dimensional array. The, bending is activated with heat caused by the, application of electricity on a heating or piezoelectric, element which has been deposited on the arm. Advantages of this system are higher contrast, greater, viewing angle and capablity, of being reflected onto another viewing surface.
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 16, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 16, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 16, 2015.
- 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.