Two-way mailer and method and apparatus for producing the same
CA 2088959 C · Owner: Standard Register Company (The) · Inventors: Meyers, Richard A.; Lusiner, Nelson N.; Haenel, Max K.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mailer product is provided which is formed from a single sheet of paper having first, second and third sections. The first and second sections are separated by a first transverse line and the second and third sections are separated by a second transverse line. The sheet of paper is foldable along the first and second transverse lines so that the first section overlies the second section and the third section overlies the first and second sections. First adhesive material is provided on one of the first and the second sections of the sheet for securing the first and the second sections to one another when the sheet is folded along the first transverse line thereby forming a return, …
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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 February 5, 1993 and granted March 16, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 5, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 5, 2015.
- 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.