Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Total Assignments:
4
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Patent #:
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Issue Dt:
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11/20/1990
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Application #:
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07457310
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Filing Dt:
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12/26/1989
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Inventors:
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DONALD R. BLEVINS, GOTTLIEB C. GAEKE JR., DONI G. GRANDE, ROBERT N. SANDERS
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Title:
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APPARATUS FOR MEASURING GASEOUS IMPURITY IN SOLIDS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| PHILIP M. PIPPENGER |
| PATENT & TRADEMARK DIVISION |
| ETHYL CORPORATION |
| 451 FLORIDA BLVD. |
| BATON ROUGE, LA 70801 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| PHILIP M. PIPPENGER |
| PATENT & TRADEMARK DIVISION |
| ETHYL CORPORATION |
| 451 FLORIDA BLVD. |
| BATON ROUGE, LA 70801 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 330 SOUTH FOURTH STREET |
| RICHMOND, VIRGINIA 23219 |
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| MR. PHILIP M. PIPPONGER |
| PATENT AND TRADEMARK DIVISION |
| ALBERMARLE CORPORATION |
| 451 FLORID BOULEVARD |
| BATON ROUGE, LA 70801 |
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Assignment:
4
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GRANT OF RIGHT AND LICENSE
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| 501 PEARL STREET |
| ST. PETERS, MISSOURI 63376 |
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| JOSEPH F. DEPUMPO |
| AKIN, GUMP, STRAUSS, HAUER & FELD, LLP |
| 1700 PACIFIC AVENUE, SUITE 4100 |
| DALLAS, TEXAS 75201-4618 |
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