Colormetric fiber identification
CA 2343994 A1 · Owner: Amherst Holding Company · Inventors: Clark, Brett G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention substantially reduces the likelihood and effect of operator error, in the alignment and/or relative placement of optical fibers within a splicer or ribbonizer. A, plurality of optical fibers is provided each having a covering of a , particular and preferably, unique, color. An apparatus is provided that illuminates each of the coverings with either, narrowband or broadband light detects the light after it either passes through or reflects from, the coverings of the optical fibers and thereby determines the colors of the coverings. The, apparatus may then determine whether the optical fibers are placed in a correct predetermined, order for ribbonizing or whether …
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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 17, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 17, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 17, 2023.
- 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.