Flexible sheet assembly
CA 2536312 C · Owner: Holland, Barry John · Inventors: Holland, Barry John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of making a flexible sheet assembly for a booklet is provided in which an inlay sheet, which comprises two leaves and a spine region and a cover sheet are provided. The cover sheet is foldable about a spine region to form two leaves. At least one aperture is formed in the spine region of the inlay sheet by removal of at least 75% of the area of the spine region and respective leaves of the inlay sheet and cover sheet are attached to each other. Flexible sheet assemblies comprising a cover sheet and a pair of inlay sheet sections attached to respective leaves of the cover sheet wherein no part of the inlay sheet sections are provided at the spine region of the cover sheet or wherein …
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 February 14, 2006 and granted October 29, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 14, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.