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Middlebury, CT, United States of America

Crompton Gmbh

USPTO Granted Patents = 151

% Expired Patents = 33.1

CIPO Patents = 8

Trademarks = 25

Forward Citations = 1,514

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232 inventors (with patents filed for the assignee):

Theodore E Nalesnik (10 out of 21 patents)

Richard W Cruse (7 out of 59 patents)

Cyril A Migdal (7 out of 30 patents)

4. Peter Frenkel (7 out of 31 patents)

5. Robert J Pickwell (7 out of 26 patents)

6. Ronald J Muir (7 out of 23 patents)

7. Eric Raymond Pohl (7 out of 79 patents)

8. Radu Bacaloglu (6 out of 8 patents)

9. Herbert E Petty (6 out of 25 patents)

10. George A Policello (5 out of 52 patents)

11. Karl J Duyck (5 out of 6 patents)

12. Michael H Fisch (5 out of 22 patents)

13. Frederick D Osterholtz (5 out of 19 patents)

14. Keith James Weller (5 out of 30 patents)

15. Robert G Rowland (4 out of 27 patents)

Core Competencies:

Lubricant Compositions

Flame Retardants

Polyurethane Curatives

Polymer Stabilizers

Natural Fiber Composites

Hydroxyalkyl Amines

Antioxidant Blends

Polyolefin Emulsions

Nitrosophenols

Dithiocarbamate Derivatives

Aromatic Diamines

Microporous Polymers

151 patents: Sort by Forward Citations

1. 8097731 - Reaction products of mercaptobenzothiazoles, mercaptothiazolines, and mercaptobenzimidalzoles with epoxides as lubricant additives (2012-01-17),

2. 7816308 - Ketone diarylamine condensates (2010-10-19),

3. 7781518 - Aromatic diamine polyurethane curatives with improved stability (2010-08-24),

4. 7781500 - Coupling agents for natural fiber-filled polyolefins (2010-08-24),

5. 7714050 - Rubber compositions and methods for decreasing the tangent delta value and maintaining the abrasion resistance index (2010-05-11),

6. 7696290 - Aromatic sulfonic acids, amines, and nitrophenols in combination with nitroxyl radical-containing compounds or C-nitrosanilines as polymerization inhibitors (2010-04-13),

7. 7696256 - Flame retardants and flame retarded polymers (2010-04-13),

8. 7696136 - Lubricant compositions containing hydroxy carboxylic acid and hydroxy polycarboxylic acid esters (2010-04-13),

9. 7592374 - Insecticidal nitromethylene compounds (2009-09-22),

10. 7585822 - Emulsifier blends for lubricating oils (2009-09-08),

11. 7569526 - Anti-oxidants in soluble oil base for metal working fluids (2009-08-04),

12. 7550525 - Stability improvement of aluminum hydroxide in PVC compound (2009-06-23),

13. 7494960 - Lubricant compositions comprising an antioxidant blend (2009-02-24),

14. 7485605 - Lubricant and fuel compositions containing 2-(S(N)-mercaptobenzothiazole)succinic and methylene succinate esters (2009-02-03),

15. 7473815 - Process for removal of catalyst residues from poly-α-olefins (2009-01-06),

Crompton GmbH, based in Middlebury, CT, specializes in the development and manufacturing of advanced lubricant additives. The company focuses on a diverse range of core technologies, including lubricant compositions, flame retardants, and polyurethane curatives. Additionally, Crompton is involved in producing polymer stabilizers, natural fiber composites, hydroxyalkyl amines, antioxidant blends, and polyolefin emulsions. Their innovative solutions cater to various industries, enhancing performance and sustainability in lubricant applications.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

151 Patents

#3 in Middlebury, CT

#76 in Connecticut

#2,604 in US

#5,400 in the World

Middlebury, CT, United States of America

Crompton Gmbh

Forward Citations = 1,514

232 inventors:

Theodore E Nalesnik (10 out of 21 patents)

Richard W Cruse (7 out of 59 patents)

Cyril A Migdal (7 out of 30 patents)

4. Peter Frenkel (7 out of 31 patents)

5. Robert J Pickwell (7 out of 26 patents)

Please report any incorrect information to [email protected]

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