Spatially organized computer display system
CA 2080209 A1 · Owner: Brewer, Eric Allen · Inventors: Brewer, Eric Allen; Pinson, Mark Bradford
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
SA9-91-oo6, SPATIALLY ORGANIZED COMPUTER DISPLAY SYSTEM Abstract, A technique for organizing graphical objects in a graphics database that facilitates the rapid selection of one or more graphical objects on a computer display screen. Graphical objects are stored in the graphics database using a spatially organized data structure. The spacially organized data structure is formed by recursively subdividing the graphics space until each subspace contains no more than a predetermined number of graphical objects. The spacially organized database is ideally suited for spacial queries required to select based on visual criteria, graphical objects appearing on a display screen. Graphical objects …
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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 October 8, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 8, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 8, 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.