Thin compact disk holder
CA 2445688 A1 · Owner: Slim Domain, Inc. · Inventors: Sandor, Joseph
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Compact disk holder (10) which holds and protects a compact disk and yet is , very thin. The holder has a bottom tray (12) with a disk resting area (13) which is impervious to dust. The center hub (15) when holding a compact disk, pulls the compact disk against the disk resting area of the bottom tray. Preferably, the bottom tray has an outer ring (22) near the outer edge of the compact disk outside of the CD's information containing area (16). The typical compact disk has a circular ridge (21) inside its information containing area and the bottom tray is shaped so that this ridge is pulled against its surface so that no dust can get between the outer ridge on the tray and the inner …
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 May 24, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 24, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 24, 2024.
- 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.