Valve unloader finger assembly, a method of forming the same, a kit therefor, and a plate therefor
CA 2049254 A1 · Owner: Kursar, James V. · Inventors: Kursar, James V.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The Assembly is formed of individual radially-fingered plates, set upon a body in, surmounting relationship, and fastened to the body by a central bolt. The Method calls for the provisioning of the body and the radially fingered plates, setting the plates upon the body fastening, the plates thereon, and bending the fingers angularly from their plates, into a common parallelism, with the ends of the fingers all terminating in a common plane. The kit sets forth the components for an Assembly: a plurality of radially-fingered plates, a body, and a fastener for fixing the plates onto the body. The Plate is flat having a uniform thickness, with radially-extending fingers, and apertured in a …
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 August 15, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 15, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 15, 2013.
- 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.