Orszagos Koolaj es Gazipari Troszt
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 10, 1985 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 134 Total Citation Count
- Feb 11, 1980 Earliest Filing
- 7 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4482305 Axial flow apparatus with rotating helical chamber and spindle membersExpiredDec 29, 83Nov 13, 84[F01C]
4419214 Process for the recovery of shale oil, heavy oil, kerogen or tar from their natural sourcesExpiredOct 22, 81Dec 06, 83[C10G, C10B]
4397619 Hydraulic drilling motor with rotary internally and externally threaded membersExpiredMar 14, 80Aug 09, 83[F03C, E21B]
4328704 Apparatus for measuring the deformation and stress condition of the string of casing of drilled oil wellsExpiredFeb 11, 80May 11, 82[E21B]
Top Inventors for This Owner
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