Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
Assignor Name :
READING & BATES HORIZONTAL DRILLING CO.
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Total Assignments:
2
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Assignment:
1
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Reel/Frame: | 004725/0039 | |
| Pages: | 13 |
| | Recorded: | 04/03/1987 | | |
Conveyance: | SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). |
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Pat #
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Intl #
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Pat #
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Pub #
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NONE
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05421548
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NONE
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05489979
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NONE
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05506920
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NONE
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05508964
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NONE
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05595829
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NONE
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05595830
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NONE
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05695240
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NONE
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05717827
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NONE
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05740570
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NONE
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05740573
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NONE
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05778914
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NONE
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05779459
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NONE
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05860935
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NONE
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06598189
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Correspondence name and address
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MILBANK, TWEED, HADLEY & MCCLOY
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1 CHASE MANHATTAN PLAZA
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NEW YORK, NY 10005
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Assignment:
2
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Reel/Frame: | 005161/0834 | |
| Pages: | 5 |
| | Recorded: | 10/20/1989 | | |
Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). MAY 21, 1987 |
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Pat #
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Pub #
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Intl #
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App #
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Pat #
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Pub #
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Intl #
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App #
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Pat #
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Pub #
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Intl #
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App #
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NONE
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05421548
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NONE
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05489979
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NONE
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05506920
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NONE
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05508964
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NONE
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05595829
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NONE
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05595830
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NONE
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05695240
|
|
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NONE
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05717827
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NONE
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05740570
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NONE
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05740573
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NONE
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05778914
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NONE
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05779459
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NONE
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05860935
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NONE
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06077960
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NONE
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06303891
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NONE
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06303892
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Correspondence name and address
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ALLEGRETTI & WITCOFF, LTD.
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10 SOUTH WACKER DR.
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CHICAGO, IL 60606
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06/19/2024 05:11 AM
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