EWE AKTIENGESELLSCHAFT
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 04, 2004 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 7 Total Citation Count
- Aug 22, 1990 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- 1 Expired/Abandoned/Withdrawn Patents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Expired/Abandoned/Withdrawn Patents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
5147147 Method for the removal of aqueous liquids from the sump of an underground cavityExpiredAug 22, 90Sep 15, 92[B65G]
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