Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 004649/0965 | |
| Pages: | 2 |
| | Recorded: | 12/29/1986 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
11
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Patent #:
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Issue Dt:
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01/14/1975
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Application #:
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05296670
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Filing Dt:
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10/11/1972
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Title:
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VIBRATOR SYSTEMS FOR GENERATING ELASTIC WAVES IN THE EARTH
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Patent #:
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Issue Dt:
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12/20/1977
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Application #:
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05617857
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Filing Dt:
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Title:
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VIBRATOR AND PROCESSING SYSTEMS FOR VIBRATORY SEISMIC OPERATIONS
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Patent #:
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Issue Dt:
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03/20/1979
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Application #:
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05792565
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Filing Dt:
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05/02/1977
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Title:
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BIT POSITIONING WHILE DRILLING SYSTEM
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Patent #:
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Issue Dt:
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06/26/1979
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Application #:
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05844355
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Filing Dt:
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10/21/1977
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Title:
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METHOD OF THREE SEISMIC PROSPECTING
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Patent #:
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Issue Dt:
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02/24/1981
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Application #:
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06004167
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Filing Dt:
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01/17/1979
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Title:
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BIT POSITIONING WHILE DRILLING SYSTEM
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Patent #:
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Issue Dt:
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07/21/1981
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Application #:
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06041060
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Filing Dt:
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05/21/1979
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Title:
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SEISMIC METHOD OF MAPPING HORIZONTAL FRACTURES IN THE EARTH
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Patent #:
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Issue Dt:
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08/04/1981
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Application #:
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06041061
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Filing Dt:
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05/21/1979
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Title:
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METHOD FOR MONITORING THE RECOVERY OF MINERALS FROM SHALLOW GEOLOGICAL FORMATIONS
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Patent #:
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Issue Dt:
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02/14/1984
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Application #:
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06226891
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Filing Dt:
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01/21/1981
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Title:
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METHOD AND APPARATUS FOR FRACTURING A DEEP BOREHOLE AND DETERMINING THE FRACTURE AZIMUTH
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Patent #:
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Issue Dt:
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10/23/1984
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Application #:
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06268787
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Filing Dt:
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06/01/1981
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Title:
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METHOD OF MONITORING THE SPACIAL PRODUCTION OF HYDROCARBONS FROM A PETROLEUM RESERVOIR
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Patent #:
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Issue Dt:
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01/29/1985
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Application #:
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06337678
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Filing Dt:
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01/07/1982
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Title:
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SEISMIC WAVE GENERATOR
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Patent #:
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Issue Dt:
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06/18/1985
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Application #:
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06392146
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Filing Dt:
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06/25/1982
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Title:
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METHOD FOR DETERMINING THE AZIMUTH AND LENGTH OF A DEEP VERTICAL FRACTURE IN THE EARTH
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Assignee
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| 13,500 NORTH CENTRAL EXPRESSWAY |
| A CORP OF DE |
| DALLAS, TEXAS |
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Correspondence name and address
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JAY M. CANTOR
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SPENCER & FRANK
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1111 19TH ST., N.W.
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WASHINGTON, DC., 20036
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