External covering body for construction and equipment for manufacturing the body
CA 2503497 A1 · Owner: Hatanaka, Atsuya · Inventors: Onishi, Masaaki; Washio, Masahiro; Sato, Toru
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An external covering body for roof and wall capable of increasing a waterproofness and a watertightness at a connected portion between plates for construction and at an installation position for a gutter member and providing remarkably excellent workability and finishing and equipment for manufacturing the body, the external covering body wherein a sheet metal part (m1) and a synthetic resin film (m2) are formed in a laminated shape the plurality of , plates (A) for construction having main plates (1) overlapped parts (2) , formed at the lateral one end sides of the main plates (1) overlapped parts , (3) formed at the lateral other end sides of the main plates (1) so as to be …
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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 23, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 23, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 23, 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.