Method of producing a sealing ring
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 11, 1992
Grant Date -
N/A
app pub date -
Dec 18, 1990
filing date -
Feb 10, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
A method of making sealing ring, for use in valves includes producing a cylindrical pressed cup from a film, and then slicing the cup in a direction normal to its longitudinal axis.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully