Solvent mixtures suited for use with wiping cloth on auto bodies
CA 2265055 A1 · Owner: Jarema, Chester P. · Inventors: Jarema, Chester P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A solvent mixture comprising an alcohol an aromatic hydrocarbon or an organic, compound containing carboxyl but not hydroxyl moieties and optionally and , preferably, a non-aromatic hydrocarbon or halohydrocarbon is particularly effective in removing , incompletely cured residues of a variety of sealing compounds from the surfaces of , automobile bodies, without damaging intermediate or final finish coatings for the automobile, bodies. The solvent mixture may advantageously be absorbed in a wiping cloth for, convenient use.
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 10, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 10, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 10, 2021.
- 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.