Body structure for railway vehicles
CA 2099512 A1 · Owner: Debbia, Emilio · Inventors: Vanolo, Pietro; Gerbaudo, Luciano; Gugliesi, Claudio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Body structure for railway vehicles" Body structure (1) for railway vehicles comprising a load bearing body-work defining the platform (2) the, body sides (3) and the roof (4) of the body constituted by an annular series of hollow structural panels (11, 12, 13), substantially continuous and having a length substantially corresponding to that of the body. Each structural panel (11, 12 13) is formed, by an inner wall (14) and by an outer wall 115) connected therebetween by intermediate baffles (17) having a substantially corrugated disposition with parallel generating lines (16). The longitudinal edges of each structural panel (11, 12, 13) are rigidly connected to the corresponding …
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 July 2, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 2, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 2, 2015.
- 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.