Fibre gyroscope with buffer layers and potting material for the fibre coil
CA 2493810 A1 · Owner: Schiruska, Manfred · Inventors: Schiruska, Manfred; Rahn, John Phillip; Mclean, Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus (100) in one example comprises a buffer layer (110 112) located , on a face (106) that serves as a primary support for an optical fiber winding (208) along a first general direction (172). The face is coupled with a body (104) that serves as a primary support for the optical fiber winding along a second general direction (170). The optical fiber winding comprises an optical fiber (111) wound about the body. The buffer layer serves to promote a decrease of one or more strain gradients among a plurality of portions (146 148, 150) of the optical fiber winding.
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 August 25, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 25, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 25, 2025.
- 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.