Differential pressure sensitive adhesive joined business form
CA 1292254 C · Owner: Schmidt, Eric R. · Inventors: Schmidt, Eric R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A business form includes a first sheet 16 of label stock having one side 24 coated with a first pressure sensitive adhesive 22, a first sheet 18 of release liner stock engaged with the first adhesive 22 with the release liner 18 and the label stock 16 being laterally offset from one another so that a narrow strip "N" of the first adhesive that is unengaged with the release liner 18 exists. A second sheet 36 of label stock is provided and is coated on one side 38 with a second pressure sensitive adhesive 40. A second sheet 42 of release liner stock is adhered at one edge to the first label stock sheet 16 at the narrow strip "N" of first adhesive 24 as well as to the second sheet 36 of label …
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 November 19, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 19, 2008.
- 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.