UNION SHOWA K.K.
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 07, 1996 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 29 Total Citation Count
- Sep 28, 1987 Earliest Filing
- 1 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Recent Patents
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4765808 Separation of carbon monoxide from nitrogen with Ba exchanged zeolite XExpiredSep 28, 87Aug 23, 88[B01D]
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