Combination ultraviolet curing and infrared drying system
CA 2472496 A1 · Owner: Whipple, Rodger E. · Inventors: Whipple, Rodger E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A combination ultraviolet curing and infrared dryer system which allows both an ultraviolet curing unit to be used at the same tme an infrared dryer is used. The infrared dryer and ultraviolet curing unit are placed in an enclosure having a cooling system which cools both the ultraviolet curing unit and the infrared dryer. The cooling system may comprise an air supply system or may comprise an air supply system and a water cooling system.
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 December 20, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 20, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 20, 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.
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.