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For the Inventor, By the Inventor

Cheltenham, United Kingdom

Spirax Sarco, Inc.


USPTO Granted Patents = 55

% Expired Patents = 16.4


Trademarks = 17

Forward Citations = 216

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55 inventors (with patents filed for the assignee):

goldMedal Jeremy Miller (7 out of 7 patents)

silverMedal Ben Frisby (6 out of 6 patents)

bronzeMedal Jairo Luiz Soares (6 out of 6 patents)

4.  Richard Quentin Carmichael (5 out of 6 patents)

5.  Keith R Farquhar (5 out of 5 patents)

6.  Nashtara Islam (4 out of 4 patents)

7.  Drew Leo Platts (4 out of 4 patents)

8.  Jon William Dukes (4 out of 4 patents)

9.  Rickie Anthony Pendergrass (4 out of 4 patents)

10.  Peter Usher (3 out of 3 patents)

11.  Tom Vivian (3 out of 3 patents)

12.  Joe Rosagro (3 out of 3 patents)

13.  Alan F Bennett (3 out of 3 patents)

14.  Keith Dewhirst (3 out of 3 patents)

15.  Obadah Zaher (2 out of 2 patents)


Core Competencies:
Condensate Traps
Flow Meters
Steam Boiler System
Deaerator
Heat Engine
Differential Pressure Metering
Thermostatic Steam Traps
Vortex Shedding Flow Meter
Monitoring Apparatus
Gas Pressure Driven Pump
Phase Compositions
Temperature-Dependent Actuators

55 patents:

1. 12405061 - Method for cooling a heating apparatus (2025-09-02),
2. 12161951 - Deaerator (2024-12-10),
3. 11860010 - Differential pressure metering apparatus for a flow restrictor pipe section (2024-01-02),
4. 11022006 - Heat engine (2021-06-01),
5. 10982568 - Pumping apparatus (2021-04-20),
6. 10837600 - Condensate drain apparatus (2020-11-17),
7. 10378693 - Condensate drain (2019-08-13),
8. 9888809 - Steam oven installation (2018-02-13),
9. 9863836 - Monitoring apparatus for a steam plant and a method of operating such an apparatus (2018-01-09),
10. 9816846 - Apparatus and method for determining a non-condensable gas parameter (2017-11-14),
11. 9765927 - Flange fitting (2017-09-19),
12. 9588083 - Determining the phase compositions of a multiphase fluid flow (2017-03-07),
13. 9285255 - Flow meter (2016-03-15),
14. 9200752 - Valve element for a condensate trap (2015-12-01),
15. 9194730 - Method and apparatus for determining the phase compositions of a multiphase fluid flow (2015-11-24),
Spirax Sarco, Inc. is a leading provider of steam management solutions, specializing in the development and manufacturing of advanced steam technology products. The company focuses on a range of core technologies including condensate traps, flow meters, steam boiler systems, and deaerators, which are essential for optimizing steam systems in various industrial applications. Headquartered in Cheltenham, GB, Spirax Sarco is committed to enhancing energy efficiency and operational performance through innovative steam solutions.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Spirax Sarco, Inc.
55 Patents

#3 in Cheltenham

#323 in United Kingdom

#12,894 in the World

Cheltenham, GB
Cheltenham, United Kingdom

Spirax Sarco, Inc.

Forward Citations = 216

55 inventors:

goldMedal Jeremy Miller (7 out of 7 patents)

silverMedal Ben Frisby (6 out of 6 patents)

bronzeMedal Jairo Luiz Soares (6 out of 6 patents)

4.  Richard Quentin Carmichael (5 out of 6 patents)

5.  Keith R Farquhar (5 out of 5 patents)

Please report any incorrect information to [email protected]
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