Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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08/23/2011
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Application #:
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12639300
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Filing Dt:
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12/16/2009
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Publication #:
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Pub Dt:
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06/17/2010
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Inventor:
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Michael J. McDonald
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Title:
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FRICTION MODIFIER FOR DRILLING FLUIDS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 300 LINDENWOOD DRIVE |
| VALLEYBROOKE CORPORATE CENTER |
| MALVERN, PENNSYLVANIA 19355-1740 |
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| MICHAEL L. DEVER |
| 301 GRANT STREET |
| 20TH FLOOR |
| PITTSBURGH, PA 15219 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 29400 LAKELAND BLVD. |
| WICKLIFFE, OHIO 44092-2298 |
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| CHRISTOPHER D. HILKER, LUBRIZOL CORP. |
| 29400 LAKELAND BLVD. |
| PATENT DEPT./022B |
| WICKLIFFE, OH 44092-2298 |
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