Patent Assignment Assignee Details
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For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
LETOURNEAU TECHNOLOGIES DRILLING SYSTEMS, INC.
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Total Assignments:
8
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Assignment:
1
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| Reel/Frame: | 019767/0782 | |
| Pages: | 5 |
| | Recorded: | 08/31/2007 | | |
| Attorney Dkt #: | 021830-002US |
| Conveyance: | MERGER (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 2800 POST OAK BOULEVARD |
| SUITE 5450 |
| HOUSTON, TEXAS 77056 |
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10660084
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Correspondence name and address
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ALBERT B. DEAVER, JR.
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600 TRAVIS STREET
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SUITE 3400
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HOUSTON, TX 77002-3095
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Assignment:
2
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| Reel/Frame: | 019772/0687 | |
| Pages: | 5 |
| | Recorded: | 08/31/2007 | | |
| Attorney Dkt #: | 021830-010US |
| Conveyance: | MERGER (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 2800 POST OAK BOULEVARD |
| SUITE 5450 |
| HOUSTON, TEXAS 77056 |
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11115841
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Correspondence name and address
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ALBERT B. DEAVER, JR.
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600 TRAVIS STREET
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SUITE 3400
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HOUSTON, TX 77002-3095
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Assignment:
3
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| Reel/Frame: | 020430/0876 | |
| Pages: | 8 |
| | Recorded: | 01/29/2008 | | |
| Attorney Dkt #: | 052745.0010 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 2800 POST OAK BLVD. |
| HOUSTON, TEXAS 77056 |
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11538352
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Correspondence name and address
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LESTER L. HEWITT
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1111 LOUISIANA ST
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44TH FLOOR
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HOUSTON, TX 77002-5200
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Assignment:
4
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| Reel/Frame: | 026010/0855 | |
| Pages: | 3 |
| | Recorded: | 03/24/2011 | | |
| Attorney Dkt #: | 052745.0010 |
| Conveyance: | PATENT |
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Assignee
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| 2800 POST OAK BLVD. |
| HOUSTON, TEXAS 77056 |
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Pat #
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Pat #
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Pub #
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Intl #
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App #
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11538352
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11538352
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Correspondence name and address
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REHAN SAFIULLAH
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1111 LOUISIANA, 44TH FLOOR
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HOUSTON, TX 77002
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Assignment:
5
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| Reel/Frame: | 023075/0314 | |
| Pages: | 3 |
| | Recorded: | 08/11/2009 | | |
| Attorney Dkt #: | 052745.0010US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 2800 POST OAK BLVD. |
| SUITE 5450 |
| HOUSTON, TEXAS 77056 |
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Pat #
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Intl #
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App #
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11538352
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Correspondence name and address
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LESTER L. HEWITT
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1111 LOUISIANA ST.
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44TH FLOOR
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HOUSTON, TX 77002-5200
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Assignment:
6
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| Reel/Frame: | 025959/0097 | |
| Pages: | 2 |
| | Recorded: | 03/15/2011 | | |
| Attorney Dkt #: | LET503/58000 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 6221 W. SAM HOUSTON PARKWAY, NORTH |
| HOUSTON, TEXAS 77041 |
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Pat #
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Pat #
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App #
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NONE
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10982364
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NONE
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11946727
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Correspondence name and address
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DAVID W. HIBLER
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1001 FANNIN STREET, SUITE 2500
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HOUSTON, TX 77002-6760
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Assignment:
7
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| Reel/Frame: | 025959/0155 | |
| Pages: | 3 |
| | Recorded: | 03/15/2011 | | |
| Attorney Dkt #: | LET503/58000 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 6221 W. SAM HOUSTON PARKWAY, NORTH |
| HOUSTON, TEXAS 77041 |
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Pat #
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Pub #
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Intl #
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Pat #
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Pat #
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App #
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NONE
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11739514
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NONE
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11747155
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NONE
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11747171
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NONE
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11748271
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NONE
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11868687
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Correspondence name and address
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DAVID W. HIBLER
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1001 FANNIN STREET, SUITE 2500
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HOUSTON, TX 77002-6760
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Assignment:
8
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| Reel/Frame: | 026621/0316 | |
| Pages: | 3 |
| | Recorded: | 07/20/2011 | | |
| Attorney Dkt #: | 052745.0010US2 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 2800 POST OAK BLVD. |
| HOUSTON, TEXAS 77056 |
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Pat #
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Pub #
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Intl #
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App #
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12392253
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Correspondence name and address
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REHAN M. SAFIULLAH
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1111 LOUISIANA, 44TH FLOOR
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HOUSTON, TX 77002
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09/23/2024 05:05 PM
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