Self-adhesive dry-transfer images, process for their manufacture and method of use
CA 2042364 A1 · Owner: Eissele, Juergen · Inventors: Eissele, Juergen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The self-adhesive dry-transfer images of the invention have applied on a coated paper substrate (ref No. 5 in Figs. 1-3) either , two layers, viz: first one or more inks (ref. No. 3 in Fig. 1) and then an adhesive (ref. No. 2 in Fig. 1) or only one layer, viz: a coloured adhesive or an adhesive ink (ref No. 2 in Figs. 2 and 3). The layer(s) are preferably applied by a silk-screen process to sheets of size 140 x 100 cm at a speed of at least, 400-2,000 or 7,200 sheets per hour each layer coinciding with the image , represented by the ink(s). The adhesive is covered by a coated protective paper sheet (ref. No. 1 in Figs. 1 and 2) which adheres easily to the adhesive without the need for …
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 August 30, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 30, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 30, 2012.
- 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.