System and method for recording pay tv programs
CA 2290956 C · Owner: Westlake, Mark Sheridan · Inventors: Randall, Darrel Wayne; Schneidewend, Daniel Richard; Westlake, Mark Sheridan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus and a method for processing a plurality of programs are provided having the following features. A program may be selected from a plurality of programs for recording. The selected programs is then stored into a first list of programs representing programs selected for recording. A program may also be selected from the plurality of programs for both purchasing and recording. The selected program is then stored into a second list of programs representing programs purchased. This selected program is also automatically stored into the first list of programs representing programs selected for recording. In addition, when cancelling a previously purchased program, a , …
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 June 5, 1998 and granted April 8, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2020.
- 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.