Very high solid content aerosol delivery system
CA 2299853 A1 · Owner: Purvis, Daniel Charles Ii · Inventors: Pechal, Kenneth Charles; Ach, John James; Purvis, Daniel Charles Ii
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a very high solid content contact adhesive (VHS) which, has a higher solid content than previously thought attainable in the prior art without increasing, the viscosity beyond operable levels. Additionally the present invention , provides a VHS application device which allows substantially more uniform application of the VHS than was, previously attainable.
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 March 2, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 2, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 2, 2022.
- 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.