Method of new type of removable self-stick notes with adjustable dimensions available for users
CA 2489069 A1 · Owner: Chen, Desheng · Inventors: Chen, Desheng
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention offers users innovative removable self-stick notes series of , pinholes (perforations)are to be punched on removable self-stick notes it's , function just resembling those teeth found on postage stamps; these pinholes therefore split a large notes into various smaller-sized notes whose dimensions vary; Users thus could pick and remove one smaller-sized note(notes) of desirable size off that big holding note considering the , amount of words he/she is planning to create; This effectively resolved the defect inherent in currently available type of notes: dimensions of these notes are determined and fixed by manufacturers; thus then practically reduced users'costs, and …
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 June 12, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 12, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 12, 2025.
- 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.