Optical mems switch with converging beams
CA 2384069 A1 · Owner: Neilson, David Thomas · Inventors: Ryf, Roland; Neilson, David Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The beams between a MEMS device and an input source or an output e.g. a , fiber, bundle, are caused to be closer to each other at the MEMS device than at the fiber, bundle. This can be achieved in a variety ways. This may be achieved a) when each, fiber is associated with a respective micro lens of a micro lens array by , insuring that, there is a different distance between the centers of adjacent micro lenses than there is, for the centers of their corresponding adjacent fibers b) when the fibers are , terminated, by collimators the direction of the collimators is adjusted to point the beams in a, converging manner and c) by employing an optical system that changes the direction of, …
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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 April 30, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 30, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 30, 2024.
- 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.