Machine-aided method for the selection of roofing systems and the generation of specifications thereof
CA 2024281 A1 · Owner: Beam, Kenny Ray, Jr. · Inventors: Shipman, William; Blanchard, William Kent; Hardy-Pierce, Helene
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A machine-aided method for selecting roofing systems to match particular building roof design features. Logic branches are employed to guide a machine to the determination of an appropriate roofing system on the basis of design feature data entered by a user. Specification generation means are also disclosed wherein a roofing specification may be generated which corresponds to the selected roofing system. An illustrative example is also described.
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 August 30, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 30, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 30, 2012.
- 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.