Worthington Acetylene Cylinder, Inc.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 16, 1997 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 9 Total Citation Count
- Apr 26, 1990 Earliest Filing
- 3 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5697990 High porosity calcium silicate mass for storing acetylene gasExpiredDec 11, 95Dec 16, 97[B01J]
5632788 High porosity calcium silicate mass for storing acetylene gasExpiredJan 31, 95May 27, 97[F17B, B01J]
5035774 Recovery of solvent from acetylene steel cylinders to make the cylinders disposableExpiredApr 26, 90Jul 30, 91[B08B, B01D]
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