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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03/28/2023
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Application #:
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17530730
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Filing Dt:
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11/19/2021
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Inventor:
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Nicholas W. McFarlin
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Title:
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Wiper Plug with Atmospheric Chamber
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 2000 ST JAMES PL |
| HOUSTON, TEXAS 77056 |
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| WEATHERFORD/PRECISION C/O BLANK ROME LLP |
| 717 TEXAS AVENUE, SUITE 1400 |
| HOUSTON, 77002 UNITED STATES |
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Assignment:
2
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SUPPLEMENT NO. 2 TO CONFIRMATORY GRANT OF SECURITY INTEREST IN UNITED STATES PATENTS
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| 1525 WEST W.T. HARRIS BLVD. |
| CHARLOTTE, NORTH CAROLINA 28262 |
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| COURTNEY WELSHIMER, ESQ. |
| SIMPSON THACHER & BARTLETT LLP |
| 425 LEXINGTON AVENUE |
| NEW YORK, NY 10017 |
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