Hrubetz Environmental Services, Inc.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 09, 1996 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 364 Total Citation Count
- Feb 05, 1990 Earliest Filing
- 5 Expired/Abandoned/Withdrawn Patents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Expired/Abandoned/Withdrawn Patents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
5482402 Method and apparatus for heating subsurface soil for decontaminationExpiredNov 15, 93Jan 09, 96[B09B, F02D]
5261765 Method and apparatus for heating subsurface soil for decontaminationExpiredMar 12, 91Nov 16, 93[E02D]
5251700 Well casing providing directional flow of injection fluidsExpiredJan 31, 91Oct 12, 93[E02D, E21B]
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