Envelope making device
CA 2615103 C · Owner: Crafter`S Companion Limited · Inventors: Johnson, Sara
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device useful in the formation of handcrafted envelopes comprises a board (10) with a planar surface (11) wherein the planar surface is provided with at least one guide means (12), and at least one abutting surface (13) that allows an envelope material such as paper or card to be positioned on the planar surface at a defined angle with respect to the guide means such that the paper or card can be folded to the guide means to form an envelope.
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 July 17, 2006 and granted November 19, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 17, 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.