Weldable coated steel sheet
CA 1062561 A · Owner: Nippon Steel Corporation · Inventors: Tanaka, Tadashi; Oka, Joji; Iwakura, Hideaki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A weldable coated steel sheet comprising a steel sheet substrate and a paint coating layer thereon said paint com-, prising at least one of the group consisting essentially of titanium carbide, zirconium carbide, hafnium carbide vanadium, . carbide, niobium carbide, tantalum carbide chromium carbide and, in the powder form.
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
- Granted September 18, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 18, 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.