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For the Inventor, By the Inventor

Wilmington, DE, United States of America

The Chemours Company Fc, LLC


USPTO Granted Patents = 324



Trademarks = 51

Forward Citations = 628

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199 inventors (with patents filed for the assignee):

goldMedal Mario Joseph Nappa (93 out of 237 patents)

silverMedal Barbara Haviland Minor (54 out of 194 patents)

bronzeMedal Sheng Peng (44 out of 75 patents)

4.  Xuehui Sun (40 out of 57 patents)

5.  Konstantinos Kontomaris (28 out of 30 patents)

6.  Karl Robert Krause (19 out of 28 patents)

7.  Gerald Oronde Brown (19 out of 29 patents)

8.  Allen Capron Sievert (18 out of 168 patents)

9.  Mary E Koban (18 out of 18 patents)

10.  John Christopher Sworen (18 out of 18 patents)

11.  Viacheslav Alexandrovich Petrov (17 out of 99 patents)

12.  Velliyur Nott Mallikarjuna Rao (16 out of 95 patents)

13.  Luke David Simoni (15 out of 15 patents)

14.  Paul Douglas Brothers (15 out of 41 patents)

15.  Subhash Vishnu Gangal (13 out of 28 patents)


Core Competencies:
Vapor Compression Systems
Fluorinated Alkenes
Refrigerant Compositions
Heat Transfer Applications
Hydrofluoro-Olefin
Low GWP Refrigerants
Synthesis Processes
Fluoroolefin Refrigerants
Automotive Air Conditioning
Refrigerant Blends
Lubricant Compositions
Immersion Cooling Systems

324 patents:

1. 12509566 - Nucleating agents for PIR foams (2025-12-30),
2. 12509410 - Compositions and methods for an integrated 2,3,3,3-tetrafluoropropene manufacturing process (2025-12-30),
3. 12480030 - Vapor compression systems containing lubricant-refrigerant compositions (2025-11-25),
4. 12441949 - Compositions, system and methods for introducing POE lubricant into an electric (HEV, PHEV, EV) automotive air-conditioning/heating system or stationary air-conditioning/heating system or stationary refrigeration system using lower or low GWP refrigerant or refrigerant blends (2025-10-14),
5. 12441673 - Catalysed synthesis of fluorinated alkenes and fluorinated alkene compositions (2025-10-14),
6. 12429265 - Methods and containers for transporting, transferring, storing and using refrigerants (2025-09-30),
7. 12428586 - Compositions containing tetrafluoropropene, tetrafluoroethane and pentafluoropropene and uses thereof (2025-09-30),
8. 12421436 - HFO-1234ze, HFO-1225zc and HFO-1234yf containing compositions and processes for producing and using the compositions (2025-09-23),
9. 12421182 - Synthesis of (e)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene (2025-09-23),
10. 12421181 - Process for producing 1,1,1,4,4,4-hexafluorobut-2-ene (2025-09-23),
11. 12421180 - Processes for producing Z-1,1,1,4,4,4-hexafluorobut-2-ene and intermediates for producing same (2025-09-23),
12. 12416431 - HFO-1234ZE, HFO-1225ZC and HFO-1234YF compositions and processes for producing and using the compositions (2025-09-16),
13. 12410351 - Refrigerant compositions for refrigerant compressor systems (2025-09-09),
14. 12404181 - Separation of BACL2 from CACL2 brine solution (2025-09-02),
15. 12359107 - Stabilized fluoroolefin refrigerant compositions and methods for their production, storage and usage (2025-07-15),
The Chemours Company FC, LLC is a global leader in titanium technologies, fluoroproducts, and chemical solutions. We provide innovative products, services, and solutions that create value for our customers and society. Our products are used in a wide range of industries, including automotive, coatings, electronics, energy, telecommunications, and more. With a commitment to sustainability and responsible chemistry, we strive to make a positive impact on the world.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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324 Patents

#25 in Wilmington, DE

#34 in Delaware

#1,308 in US

#2,695 in the World

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Wilmington, DE, United States of America

The Chemours Company Fc, LLC

Forward Citations = 628

199 inventors:

goldMedal Mario Joseph Nappa (93 out of 237 patents)

silverMedal Barbara Haviland Minor (54 out of 194 patents)

bronzeMedal Sheng Peng (44 out of 75 patents)

4.  Xuehui Sun (40 out of 57 patents)

5.  Konstantinos Kontomaris (28 out of 30 patents)

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