Writing nib structure and method of manufacture
CA 1049241 A · Owner: Glasrock Products · Inventors: Morris, Harold B.; Mcdaniel, John E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Title of the Invention, WRITING NIB STRUCTURE AND METHOD OF MANUFACTURE, Abstract of the Disclosure A writing nib for pens and marking implements having an elongated body of generally rectangular configuration and reinforced by layers of relatively rigid solid material laminated to opposite surfaces of a relatively soft wicking material. The nib is formed by continuously forming layers of the relatively rigid material on opposite surfaces of a strip of wicking material shaping both edges, of the laminated strip and severing the laminated strip transversely, the shaped edges of the laminated strip ultimately forming a writing tip at each end of the nib body at which the wicking material …
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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
- Granted February 27, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 27, 1996.
- 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.