Exhaust gas extraction apparatus for a vehicle shed
CA 2272818 A1 · Owner: Blaschke, Hans · Inventors: Blaschke, Hans
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This exhaust gas extraction apparatus for a vehicle shed comprises a running rail (1) , arranged in the exit direction of the vehicle in the upper shed region with a , carriage (3), which can travel thereon and an extraction hose (5) hanging down therefrom with an, extraction socket (8) disposed at its lower free end and capable of being , clamped on to the exhaust. A connecting hose (6) which can extend elastically in its longitudinal, direction, is connected at one end to the carriage (3) and at the other end to a collecting, line and is carried from the running rail (1) by means of a plurality of supports (9) with, rollers (10) which can move in the running rail (1). A brake device …
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 May 26, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 26, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 26, 2021.
- 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.