Air booster for deflated pneumatic tires
CA 2072346 A1 · Owner: Pass, John · Inventors: Pass, John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The "AIR BOOSTER FOR DEFLATED PNEUMATIC TIRES" is a device for increasing the pressure of partially deflated tires when driving an affected, vehicle become unsafe. The device transfers air from a normally inflated tire or gradualy from more tires including the tire of a volunteering vehicle to the deflated tire. When pressurized air is transferred from the inflated tire to the deflated tire, the pressure in both tires equalizes in seconds with enough, pressure in both to continue the journey to the nearest convenient repair point. The device comprises a flexible hose and two adaptors attached to the hose.The first adaptor with no means for pushing a core of a valve is attached to, the valve …
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 June 11, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 11, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 11, 2014.
- 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.