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For the Inventor, By the Inventor

New York, NY, United States of America

Clairol Incorporated


USPTO Granted Patents = 283

% Expired Patents = 0.35

Trademarks = 33

Forward Citations = 4,461

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173 inventors (with patents filed for the assignee):

goldMedal Yuh-Guo Pan (27 out of 62 patents)

silverMedal John C Wistrand (22 out of 25 patents)

bronzeMedal Leszek J Wolfram (21 out of 23 patents)

4.  Gottfried Wenke (19 out of 28 patents)

5.  Henry J Walter (19 out of 19 patents)

6.  Raymond W Kunz (19 out of 19 patents)

7.  Alexander C Chan (18 out of 20 patents)

8.  Mu-Ill Lim (17 out of 52 patents)

9.  Janusz Z Jachowicz (14 out of 21 patents)

10.  Joseph J Pereira (13 out of 17 patents)

11.  Keith C Brown (13 out of 16 patents)

12.  Bryan Patrick Murphy (10 out of 70 patents)

13.  Giuseppe Prota (10 out of 16 patents)

14.  Thomas M Schultz (10 out of 21 patents)

15.  Raymond Feinland (10 out of 10 patents)


Core Competencies:
Oxidative Hair Dyeing
Dye Compositions
Hair Treatment
Couplers
Intermediates
Coloration Methods
Permanent Waving
Hair Conditioning
Quaternary Compounds
Dihydroxyindoles
Aminoalkylthio Dyes
Nitrophenylenediamine

283 patents:

1. 6589295 - Coupler for use in oxidative hair dyeing (2003-07-08),
2. 6572665 - Coupler for use in oxidative hair dyeing (2003-06-03),
3. 6565615 - Dye compositions (2003-05-20),
4. 6562080 - Primary intermediates for oxidative coloration of hair (2003-05-13),
5. 6547833 - Two-part aqueous composition for oxidative coloration of hair (2003-04-15),
6. 6540793 - Coupler for use in oxidative hair dyeing (2003-04-01),
7. 6521761 - Primary intermediates for oxidative coloration of hair (2003-02-18),
8. 6518228 - Ultra-mild, clear, aqueous, foamable skin cleanser (2003-02-11),
9. 6461391 - Primary intermediates for oxidative coloration of hair (2002-10-08),
10. D462014 - Bottle (2002-08-28),
11. 6426065 - Use of tris(hydroxymethyl)aminomethane in cold permanent waving processes (2002-07-30),
12. 6409773 - Coupler for use in oxidative hair dyeing (2002-06-25),
13. 5891423 - Methods of controlling dust and compositions produced thereby (1999-04-06),
14. 5735907 - Method of coloring hair with sulfo-containing water dispersible colored (1998-04-07),
15. 5704949 - Process for the manufacture of a hair dye product containing (1998-01-06),
Clairol Incorporated, headquartered in New York, NY, specializes in hair dyeing technology, focusing on innovative solutions for hair coloration and treatment. The company is renowned for its advancements in oxidative hair dyeing, developing unique dye compositions and methods that enhance color longevity and vibrancy. Clairol also explores various aspects of hair care, including conditioning treatments and permanent waving techniques, positioning itself as a leader in the beauty and personal care industry.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Clairol Incorporated
283 Patents

#57 in New York, NY

#107 in New York

#1,543 in US

#3,124 in the World

New York, NY (US)
New York, NY, United States of America

Clairol Incorporated

Forward Citations = 4,461

173 inventors:

goldMedal Yuh-Guo Pan (27 out of 62 patents)

silverMedal John C Wistrand (22 out of 25 patents)

bronzeMedal Leszek J Wolfram (21 out of 23 patents)

4.  Gottfried Wenke (19 out of 28 patents)

5.  Henry J Walter (19 out of 19 patents)

Please report any incorrect information to [email protected]
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