Expired Canadian patentCanada
Fiber optic conduit for conveying and projecting laser light
CA 1317578 C · Owner: Garrett Corporation (The) · Inventors: Assenheim, Harry M.; Morley, Edwin W.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method and apparatus for introducing laser light into one end of a fiber optic cable and extracting at the other end of the cable a laser beam which is apparently collimated and projectable over a certain distance.
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
- Granted May 11, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 11, 2010.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 6, 1988
GrantedMay 11, 1993
Term endedMay 11, 2010
Patent numberCA 1317578 C
Classification (IPC)G02B6/26 +2 more
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.