Transfer printing
CA 1184067 A · Owner: British Steel Limited · Inventors: Meredith, Douglas; Cronin, James A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to a method of transfer printing in which a continuous length of strip is coated with a thermo-setting material e.g. an alkyd, polyester poly-, urethane or epoxy paint, and brought into contact immediately after curing with a continuous strip of printed material. The temperature of the strip at this time lies between 180°C and 280°C and the contact is effected during the passage of both strips between resiliently surfaced rollers at a pressure of at least 50 p.s.i. the ink print being transferred to the strip by sublimation.
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
- Granted March 19, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 19, 2002.
- 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.