The antijammer
CA 2352035 A1 · Owner: Leschied, E. Carl · Inventors: Leschied, E. Carl
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention is a hexagon cylinder which is bolted to reciprocating valuing rod, urethane foam guns to stop their jamming. In this invention a grease lubricant is pumped, into this cylinder allowing valuing rod to move back and forth constantly , coating it's self, with lubricant and stopping the jamming of the guns. There is an inspection slot in a, sliding sleeve to indicate when the cylinder is full. The sleeve is moved back permitting, the adjustment of the packing nut on gun chamber and then moved forward closing, packing nut opening.
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 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 26, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 26, 2023.
- 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.