Linear light form with light diverting layer
CA 2285201 A1 · Owner: Zarian, James R. · Inventors: Zarian, James R.; Robbins, John A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a fiber optic conduit having a light diverting outer layer (22) that reflects and/or refracts ambient light directed towards the conduit. The fiber optic conduit includes a light transmitting core (24), cladded with a fluoropolymer cladding (26) and subsequently jacketed with a polymeric finish jacket (28). The light diverting layer (22) either inserted between the cladding (26) and the jacket (28) or surrounding the jacket (28) is included in the fiber optic conduit. The light diverting layer (22) preferably has the property of allowing light to be transmitted from the fiber optic surface out of the conduit in one direction and reflecting ambient …
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 March 27, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 27, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 27, 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.