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For the Inventor, By the Inventor

Fort Worth, TX, United States of America

Ulterra Drilling Technologies, L.p.


USPTO Granted Patents = 43

% Expired Patents = 2.3


Trademarks = 24

Forward Citations = 101

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43 inventors (with patents filed for the assignee):

goldMedal Christopher M Casad (12 out of 12 patents)

silverMedal Jason C Maw (11 out of 11 patents)

bronzeMedal Carl Aron Deen (9 out of 9 patents)

4.  Beau St Pierre (6 out of 6 patents)

5.  Andrew David Murdock (6 out of 6 patents)

6.  William Henry Dubose (5 out of 6 patents)

7.  Thomas A Damian (4 out of 4 patents)

8.  Benjamin Chrest (4 out of 4 patents)

9.  Jorge Arthur Silveus, Iii (3 out of 3 patents)

10.  Alfred Harold Skinner (3 out of 4 patents)

11.  Matthew Douglas Mumma (3 out of 3 patents)

12.  John Martin Clegg (3 out of 3 patents)

13.  Neal Alan Bowden (3 out of 4 patents)

14.  Ryan Matthews (3 out of 4 patents)

15.  Craig Knull (3 out of 5 patents)


Core Competencies:
Drill Bits
Downhole Tools
Cutting Elements
Polycrystalline Diamond
Earth Boring
Vibration Mitigation
Universal Joint
Rotary Impact Tool
No Blade Bit
Cutter Support Element
Mud Motor
Wear Tracers

43 patents:

1. 12631070 - Subterranean drill bits having shank bypaths (2026-05-19),
2. 12385325 - Drill bit with auxiliary channel openings (2025-08-12),
3. 12312868 - Drill bit for boring earth and other hard materials (2025-05-27),
4. 12215549 - Drill bit (2025-02-04),
5. 12071817 - Drill bit (2024-08-27),
6. 11814907 - Drill coupler for mitigating torsional vibration (2023-11-14),
7. 11530577 - Drill bit for boring earth and other hard materials (2022-12-20),
8. 11480016 - Drill bit (2022-10-25),
9. 11434698 - Drill bit (2022-09-06),
10. 11255129 - Shaped cutters (2022-02-22),
11. 11136839 - Bit breaker box (2021-10-05),
12. 11098541 - Polycrystalline-diamond compact air bit (2021-08-24),
13. 11035177 - Shaped cutters (2021-06-15),
14. 11028650 - Downhole tools with improved arrangements of cutters (2021-06-08),
15. 11015394 - Downhole tool with fixed cutters for removing rock (2021-05-25),
Ulterra Drilling Technologies, L.P., based in Fort Worth, Texas, specializes in the development and manufacturing of advanced drilling solutions. The company focuses on innovative technologies in drill bits and downhole tools, emphasizing polycrystalline diamond and diamond cutting elements. Ulterra is recognized for its expertise in torsional vibration mitigation and rotary impact tools, contributing to enhanced performance in earth boring applications. Their commitment to research and development positions them as a leader in the drilling technology sector.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Ulterra Drilling Technologies, L.p.
43 Patents

#23 in Fort Worth, TX

#452 in Texas

#8,084 in US

#16,010 in the World

Fort Worth, TX (US)
Fort Worth, TX, United States of America

Ulterra Drilling Technologies, L.p.

Forward Citations = 101

43 inventors:

goldMedal Christopher M Casad (12 out of 12 patents)

silverMedal Jason C Maw (11 out of 11 patents)

bronzeMedal Carl Aron Deen (9 out of 9 patents)

4.  Beau St Pierre (6 out of 6 patents)

5.  Andrew David Murdock (6 out of 6 patents)

Please report any incorrect information to [email protected]
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