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: | 015044/0212 | |
| Pages: | 5 |
| | Recorded: | 03/10/2004 | | |
| Conveyance: | RELEASE OF SECURITY AGREEMENT OF PATENTS |
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Total properties:
6
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Patent #:
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Issue Dt:
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03/10/1981
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Application #:
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06107566
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Filing Dt:
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12/27/1979
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Title:
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METHOD AND APPARATUS FOR RESTORING AND MAINTAINING UNDERGROUND AQUIFER WATER SYSTEM
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Patent #:
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Issue Dt:
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03/02/1993
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Application #:
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07746695
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Filing Dt:
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08/19/1991
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Title:
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METHOD AND APPARATUS FOR INHIBITING BIOLOGICAL FOULING OF WATER WELLS
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Patent #:
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Issue Dt:
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11/23/1999
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Application #:
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08950352
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Filing Dt:
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10/14/1997
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Title:
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METHOD AND APPARATUS FOR ENHANCING WELL PERFORMANCE
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Patent #:
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Issue Dt:
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11/07/2000
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Application #:
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09115917
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Filing Dt:
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07/15/1998
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Title:
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METHOD AND APPARATUS FOR CLEANING WELLS
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Patent #:
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Issue Dt:
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09/19/2000
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Application #:
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09234353
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Filing Dt:
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01/20/1999
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Title:
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PROCESS FOR CONSTRUCTING REINFORCED SUBTERRANEAN COLUMNS
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Patent #:
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Issue Dt:
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03/18/2003
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Application #:
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09841542
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Filing Dt:
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04/24/2001
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Publication #:
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Pub Dt:
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10/24/2002
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Title:
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METHOD AND APPARATUS FOR STIMULATING WELL PRODUCTION
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Assignee
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| 1900 SHAWNEE MISSION PARKWAY |
| MISSION WOODS, KANSAS 66205 |
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Correspondence name and address
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LEWIS, RICE & FINGERSH, L.C.
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TERRI BRANSON
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500 N. BROADWAY, SUITE 2000
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ST. LOUIS, MO 63102
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