For the Inventor, By the Inventor

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Farmingdale, NY, United States of America

Del Laboratories, Inc.

USPTO Granted Patents = 16

Trademarks = 15

Forward Citations = 194

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16 inventors (with patents filed for the assignee):

Harry W Gordon (7 out of 22 patents)

Luigi M Ferrari (4 out of 4 patents)

Kenneth Chung (3 out of 3 patents)

4. Marlene Tietjen (2 out of 12 patents)

5. Zegong Zhang (1 out of 3 patents)

6. Serap Ozelkan (1 out of 1 patent)

7. Vyacheslav Malayev (1 out of 1 patent)

8. Marie Luciano (1 out of 1 patent)

9. Henry Chan (1 out of 1 patent)

10. Harry Gordon (1 out of 1 patent)

11. Howard Brasch (1 out of 1 patent)

12. Albert Shansky (1 out of 5 patents)

13. Jack Lench (1 out of 1 patent)

14. Sharif Amanat (1 out of 1 patent)

15. Nanette R Avila (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 6524604 - Method, composition and kit to remove lice ova from the hair (2003-02-25),

2. 6479043 - Depilatory composition (2002-11-12),

3. 5806536 - Artificial nail removal arrangement (1998-09-15),

4. 5208042 - Stabilized mercuric oxide ointment compositions (1993-05-04),

5. 4891213 - Nail enamel containing microcrystalline cellulose (1990-01-02),

6. 4842610 - Depilatory compositions and methods (1989-06-27),

7. 4644966 - Fingernail treatment arrangement (1987-02-24),

8. 4612193 - Sty ointment and method of using the same (1986-09-16),

9. 4508225 - Container display package (1985-04-02),

10. 4466452 - Fingernail treatment arrangement (1984-08-21),

11. 4409203 - Non-nitrocellulose non-formaldehyde or formaldehyde resin nail polish (1983-10-11),

12. 4402935 - Moisturizing nail polish composition (1983-09-06),

13. 4344932 - Nail cleanser (1982-08-17),

14. 4190064 - Hair treatment composition and method of treating hair with the same (1980-02-26),

15. 4097589 - Nail polish (1978-06-27),

Del Laboratories, Inc. is a leading manufacturer of personal care and beauty products. With a vast portfolio of brands, including Sally Hansen and Orajel, the company is known for its high-quality and innovative products. Del Laboratories is committed to providing customers with effective solutions for their beauty and wellness needs. Through its dedication to research and development, the company continues to create products that meet the evolving needs of consumers worldwide.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

16 Patents

#16 in Farmingdale, NY

#1,158 in New York

#19,875 in US

#37,723 in the World

Farmingdale, NY, United States of America

Del Laboratories, Inc.

Forward Citations = 194

16 inventors:

Harry W Gordon (7 out of 22 patents)

Luigi M Ferrari (4 out of 4 patents)

Kenneth Chung (3 out of 3 patents)

4. Marlene Tietjen (2 out of 12 patents)

5. Zegong Zhang (1 out of 3 patents)

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