Patent Assignment Details
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Reel/Frame: | 004664/0955 | |
| Pages: | 2 |
| | Recorded: | 12/17/1986 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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05/24/1988
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Application #:
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06942906
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Filing Dt:
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12/17/1986
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Title:
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BIT SEAT PROTECTOR DEVICE FOR DRILLING SYSTEMS OR THE LIKE
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Assignee
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P.O. BOX 2539 |
HOUSTON, TEXAS 77252-2539 |
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Correspondence name and address
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HUGHES TOOL COMPANY
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P.O. BOX 2539
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HOUSTON, TX. 77001
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