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: | 033527/0512 | |
| Pages: | 5 |
| | Recorded: | 08/13/2014 | | |
| Attorney Dkt #: | ECL 332 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
6
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Patent #:
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Issue Dt:
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07/16/1996
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Application #:
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08300308
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Filing Dt:
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09/02/1994
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Title:
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METHOD FOR REDUCING TORQUE IN DOWNHOLE DRILLING
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Patent #:
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Issue Dt:
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07/02/1996
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Application #:
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08376768
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Filing Dt:
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01/23/1995
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Title:
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METHOD AND APPARATUS FOR DETERMINING VELOCITY DEPENDENT CORROSION RATE
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Patent #:
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Issue Dt:
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05/16/2000
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Application #:
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09036076
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Filing Dt:
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03/06/1998
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Title:
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SULFUR BASED CORROSION INHIBITOR
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Patent #:
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Issue Dt:
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07/11/2000
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Application #:
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09260447
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Filing Dt:
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03/02/1999
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Title:
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METHOD FOR PRETREATMENT OF REFINERY FEED FOR DESALTING THE FEEDSTOCK, AND RELATED ADDITIVE
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Patent #:
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Issue Dt:
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11/05/2002
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Application #:
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09288893
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Filing Dt:
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04/09/1999
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Title:
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CORROSION INHIBITORS WITH LOW ENVIRONMENTAL TOXICITY
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Patent #:
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Issue Dt:
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05/07/2002
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Application #:
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09613713
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Filing Dt:
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07/11/2000
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Title:
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Method for pretreatment of refinery feed for desalting the feedstock, and related additive
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Assignee
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| 370 N. WABASHA STREET |
| ST. PAUL, MINNESOTA 55102 |
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Correspondence name and address
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SENNIGER POWERS LLP
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100 NORTH BROADWAY, 17TH FLOOR
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ST. LOUIS, MO 63102
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