Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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08/01/2000
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Application #:
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09121142
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Filing Dt:
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07/23/1998
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Inventor:
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JOE TREVINO JR.
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Title:
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DRILL BIT REVERSE CIRCULATION APPARATUS AND METHOD
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| MINAMI-KU |
| 7-10, KIKUZUMI 1-CHOME |
| NAGOYA-SHI, AICHI, JAPAN |
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| YOKKAICHI-SHI |
| 1-14, NISHISUEHIRO-CHO |
| MIE, JAPAN |
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| CHUO-KU, OSAKA-SHI |
| 5-33, KITAHAMA 4-CHOME |
| OSAKA, JAPAN |
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| OLIFF & BERRIDGE, PLC |
| JAMES A. OLIFF |
| P.O BOX 19928 |
| ALEXANDRIA, VA 22320 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 3900 ESSEX LANE, #1200 |
| HOUSTON, TEXAS 77027 |
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| FELSMAN, BRADLEY, GUNTER & DILLON, LLP |
| JAMES E. BRADLEY |
| 3900 ESSEX, SUITE 1120 |
| HOUSTON, TX 77027 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 34 MAPLE AVENUE |
| PINE BROOK, NEW JERSEY 07058 |
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| LOWENSTEIN SANDLER PC |
| DANIEL D. SIERCHIO |
| 65 LIVINGSTON AVENUE |
| PATENT DOCKETING ADMINISTRATOR |
| ROSELAND, NJ 07068 |
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