Canadian application, no grantCanada
Variable sized slotted pipe insert for screening of sedimentary waste in collection of hydrocarbons and water
CA 2406305 A1 · Owner: Swist, Jason · Inventors: Swist, Jason
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A variably sizable insert for slotted pipe that reduces the amount of sedimentary granular waste, namely sand collected during the recovery of , hydrocarbons or water.
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 October 16, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 16, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 16, 2024.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 16, 2002
GrantedNo grant recorded
Term endedOctober 16, 2022
Patent numberCA 2406305 A1
Classification (IPC)E21B43/08 +1 more
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.