For the Inventor, By the Inventor

Enter assignee name

3v Sigma S.p.a.

USPTO Granted Patents = 20

EPO Patents = 15

Trademarks = 3

Forward Citations = 58

Loading Chart...

Loading Chart...

24 inventors (with patents filed for the assignee):

Francesco Maestri (5 out of 5 patents)

Ferruccio Berte' (5 out of 6 patents)

Ferruccio Berte′ (4 out of 4 patents)

4. Carlo Seccomandi (3 out of 3 patents)

5. Giuseppe Raspanti (3 out of 26 patents)

6. Ivan Balestra (2 out of 2 patents)

7. Ferruccio Berte (2 out of 5 patents)

8. Paolo Alioli (2 out of 2 patents)

9. Marco Brena (2 out of 2 patents)

10. Luca Bemporad (2 out of 2 patents)

11. Giorgio Zanchi (2 out of 4 patents)

12. Simone Del Sordo (1 out of 4 patents)

13. Patrick Alborghetti (1 out of 1 patent)

14. Massimo Fabbi (1 out of 1 patent)

15. Massimo Magnoni (1 out of 1 patent)

20 patents: Sort by Forward Citations

1. 10759780 - Hindered amines (2020-09-01),

2. 10610476 - Cosmetic compositions of UV filters (2020-04-07),

3. 10457650 - Triazine compounds as photostabilizing agents (2019-10-29),

4. 9725578 - Sterically hindered polymeric amines and their use as polymer stabilizers (2017-08-08),

5. 9487503 - Stilbene optical brighteners (2016-11-08),

6. 8940058 - Fluorescent whitening agent aqueous solutions (2015-01-27),

7. 8895731 - Triazine derivatives (2014-11-25),

8. 8864851 - Compositions of fluorescent whitening agents (2014-10-21),

9. 8845761 - Fluorescent whitening agent compositions (2014-09-30),

10. 8404765 - Sterically hindered amines and use thereof as polymer stabilizers (2013-03-26),

11. 8003718 - Oligomeric sterically hindered amines and their use as polymer stabilisers (2011-08-23),

12. 7713444 - Mixtures of sterically hindered amines for the stabilisation of polymers (2010-05-11),

13. 7560423 - Easily wettable polycarboxylic thickeners (2009-07-14),

14. 6939838 - Stabilized liquid compositions containing peroxides (2005-09-06),

15. 6514485 - Combinations of sunscreens (2003-02-04),

3V Sigma S.P.A. is a leading global supplier of specialty chemicals and advanced materials. With over 60 years of experience in the industry, 3V Sigma offers a wide range of innovative solutions for various industries, including cosmetics, textiles, adhesives, coatings, and more. Their commitment to research and development, quality manufacturing, and sustainability has made them a trusted partner for customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

20 Patents

#78 in Milan

#460 in Italy

#30,316 in the World

3v Sigma S.p.a.

Forward Citations = 58

24 inventors:

Francesco Maestri (5 out of 5 patents)

Ferruccio Berte' (5 out of 6 patents)

Ferruccio Berte′ (4 out of 4 patents)

4. Carlo Seccomandi (3 out of 3 patents)

5. Giuseppe Raspanti (3 out of 26 patents)

Please report any incorrect information to support@idiyas.com

Loading…