Visual and scene graph interfaces
CA 2428814 A1 · Owner: Beda, Joseph S. · Inventors: Curtis, Don; Smith, Adam M.; Vandenberg, Eric
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and system implemented in an application programming interface (API) and an object model allows program code developers to interface in a consistent manner with a scene graph data structure to output graphics. Via the interfaces, program code writes drawing primitives such as geometry data, image data, animation data and other data to visuals that represent a drawing surface including validation, visual objects, drawing visual objects and surface visual-objects. The code can also specify transform clipping and, opacity properties on visuals and add child visuals to other, visuals to build up a hierarchical scene graph. A visual manager traverses the scene graph to provide rich …
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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 May 15, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 15, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 15, 2025.
- 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.