Method and apparatus for designing a log home
CA 1255896 A · Owner: Chisum, Finis L. · Inventors: Chisum, Finis L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A LOG HOME" Abstract of the Disclosure, In the process of designing a log structure a kit, is provided having a plurality of model logs of different diameters and lengths, having saddle notches and/or end notches, panels for windows, doors, etc. ceiling panels trusses, and so on. A construction board or surface is provided having a rectangular grid of squares laid out to the same scale as the logs and other elements. In designing the structure, the various model building elements are laid out on the construction surface in precisely the same manner that they would be assembled on a floor slab with the full-sized finished logs. Model elements of the precise lengths, etc. are used, so that …
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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
- Granted June 20, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 20, 2006.
- 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.