Geographic information system having dynamic data model
CA 2490428 A1 · Owner: Mapfusion Corp. · Inventors: Paterson, Mark; Paterson, Guy; Ambroz, Alex
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A geographic information system includes a data model server and computer , software executing on a computer server. The data model server includes a business data model and a spatial data model. The business data model includes business attribute data, and the spatial data model includes spatial attribute data associated with the business attribute data. One of the data models includes meta-data defining relationships between the data. The computer software includes a GIS engine in communication with the data models. The GIS engine is configured to manipulate the data attributes in accordance with a user request, and to render the manipulated data on the client terminal.
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 27, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 27, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 27, 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.