Code reading
CA 2046757 A1 · Owner: Schwartz, Nira · Inventors: Apter, Robert; Schwartz, Nira; Scholl, Hans-Willy
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for reading a chain of code characters which is arranged annularly on a transparent bottle in the bottom area of the same, by photographing at least the bottom area of the bottle through the bottle neck by means of a camera and simultaneously illuminating the bottom area of the bottle from below. With a zero relative speed of rotation between camera, bottle and illumination source a, snapshot of the bottom area of the bottle with the complete code character chain is taken from the inside of the bottle with the camera and is stored as an image for the later decoding of the code character chain. The code-reading process is a very rapid process, because the fraction of a second in …
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 July 11, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 11, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 11, 2013.
- 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.