Biological tissue strengthening device
CA 1062109 A · Owner: Wu, An-Chuan · Inventors: Wu, An-Chuan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for strengthening biological tissue particularly tissue of the female human breast comprising, a shape-retained cup of transparent synthetic plastic material having an open side for placement over a human breast with clearance so as to define an interior space therewith air-, evacuating means for evacuating air from the space to thereby draw the breast further into the cup, indicating means on the cup for indicating the distance through which the breast is drawn into the cup; flexible conduit means having an interior passage intermediate the cup and the pumping element inlet, valve means for establishing communication between the interior passage of the flexible conduit means and …
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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 September 11, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 11, 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.