Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
Assignor Name :
KEYSTONE ENERGY SERVICES, LLC
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Total Assignments:
1
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Assignment:
1
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Reel/Frame: | 035814/0158 | |
| Pages: | 21 |
| | Recorded: | 06/02/2015 | | |
Conveyance: | SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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901 MAIN STREET |
11TH FLOOR, TX1-492-11-23 |
DALLAS, TEXAS 75202 |
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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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08506955
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NONE
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08623041
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NONE
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09058477
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NONE
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09200490
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NONE
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09281864
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NONE
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09342564
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NONE
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09533511
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NONE
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09534599
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NONE
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09534601
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NONE
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09535239
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NONE
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09535555
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NONE
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09566166
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NONE
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09620580
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NONE
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09768551
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09838857
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09839444
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09945924
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10046688
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10113609
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10263630
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10292715
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10389026
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10440633
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10760650
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10778835
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10778846
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10818575
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10826783
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10925813
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10942730
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10957309
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11066576
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11161185
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11516105
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11516153
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11517919
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11517920
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11690483
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11690904
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11691031
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11691163
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11691219
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11827052
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11850391
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11850398
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11850405
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12592026
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12627529
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12627542
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12658226
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13051590
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13161736
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NONE
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13283473
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13815526
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14050197
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14083978
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14083996
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14084017
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14084040
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14084089
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14084206
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Correspondence name and address
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LINDA R. KASTNER, C/O LATHAM & WATKINS
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330 NORTH WABASH
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SUITE 2800
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CHICAGO, IL 60611
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04/27/2024 09:44 AM
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