Resealable film cartridge for a laser imager
CA 2099863 A1 · Owner: Lemberger, Richard R. · Inventors: Wyman, Stuart J.; Lemberger, Richard R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A resealable cartridge (12) for sheets of photographic film includes a one-piece, photo-inert and optically opaque polymer tray (20). The tray (20) has a generally planar bottom wall (26) and front, back and side walls (28A-28D) with upper edges and outwardly extending lips (30A-30D). The lip (30A) extending from the front wall (28A) includes a series of spaced cut-outs (42). A flexible photo-inert and optically opaque foil laminate cover (22) for the tray (20) has front, back and side edges (23A-23D). The front edge (23A) of the cover (22) includes spaced opening/closing mechanism-engaging apertures (46) which overlie the cut-outs (42) in the front lip (24A) of the tray (20). Photo-inert …
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 February 5, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 5, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 5, 2014.
- 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.