Sensing magnetic recording on film of series scene indication and use thereof in a photofinishing system
CA 2127620 A1 · Owner: Eastman Kodak Company · Inventors: Cloutier, Robert Paul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A series scene indication magnetically recorded adjacent appropriate frames in a strip of film by an autowind camera whenever it is in rapidfire mode are employed by a photofinishing station for using same print exposure value for one of the frames in the series to expose and print all of the frames in the same series. However the, photofinisher computes individual print exposure values for those frames in a series having photosensiometric data significantly different from the photosensiometric data of the rest of the frames in the series.
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 September 7, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 7, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 7, 2012.
- 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.