Expired Canadian patentCanada
Casting apparatus and method
CA 1079021 A · Owner: Sola International, Inc. · Inventors: Wallace, Henry W.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A centrifugal casting mold and mold clamping system adaptable to mass-production technology including a tapered multiple part mold and similarly tapered sleeve within which the assembled mold is insertable for resin filling and centrifuging.
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 June 10, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 10, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJune 10, 1980
Term endedJune 10, 1997
Patent numberCA 1079021 A
Classification (IPC)B29D12/02 +1 more
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.