Pietro Allegrini

This inventor holds 65 USPTO granted patents and 18 published patent applications and 20 EPO patents, primarily in Pharmaceutical Synthesis (CPC class C07C). Top assignees: Dipharma Francis S.r.l., Dipharma S.p.a., Indena S.p.a.. Active years: 1991-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Pietro Allegrini. Retrieved from https://idiyas.com/inventor/pietro-allegrini

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 65 (Patent Applications = 18)

% Patents Active = 55.4

EPO Patents = 20 (Patent Applications = 29)

Average Co-Inventor Count = 3.8

ph-index = 10

Forward Citations = 231(Granted Patents)

Forward Citations (Not Self Cited) = 220(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Lonigo, IT (2000 - 2001)
Milanese, IT (2007 - 2010)
San Donato Milanese, IT (1991 - 2017)
Baranzate, IT (2014 - 2017)
Milan, IT (1992 - 2024)

Company Filing History:

23 out of 39

Dipharma Francis S.r.l.

Enichem Synthesis S.p.a

Abbreviated Dipharma S.p.a.

patent

8. 1 out of 4

Dinamite Dipharma S.p.a.

patents

9. 1 out of 10

Great Lakes Chemical Italia S.r.l.

patents

10. 1 out of 12

Lundbeck Pharmaceuticals, Italy

patents

11. 1 out of 22

Ministero Dell 'Universita'e Della Ricerca Scientifica E Technologica

patents

12. 1 out of 43

Ministero Dell'universita E Della Ricerca Scientifica E Tecnologica

where one patent can have more than one assignee

Years Active: 1991-2026

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Areas of Expertise:

Pharmaceutical

Synthesis

Lenvatinib

Fesoterodine

Antidepressant

Colchicine

Pregabalin

Polymorphic Forms

Crystalline Compounds

Intermediates

Impurities

Cholanic Acids

65 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12605347 - Solid dispersion of ursolic acid and potassium salt (2026-04-21),

2. 12595219 - Continuos flow synthesis of cannabidiol (2026-04-07),

3. 12467070 - Semisynthetic process for the preparation of colchicine (2025-11-11),

4. 12077484 - Process for the synthesis of melphalan (2024-09-03),

5. 11787761 - Process for the synthesis of Melphalan (2023-10-17),

6. 11214543 - Process for the preparation of Lenvatinib (2022-01-04),

7. 10836727 - Crystal forms of lenvatinib (2020-11-17),

8. 10717715 - Solid forms of ingenol 3-(3,5-diethylisoxazole-4-carboxylate) and method for preparing the same (2020-07-21),

9. 9751828 - Antimuscarinic compound having a low content of impurities (2017-09-05),

10. 9687484 - Crystalline forms of an antidepressant compound (2017-06-27),

11. 9550743 - Process for the preparation of an antidepressant and the intermediates thereof (2017-01-24),

12. 9334223 - Process for the purification of 2-phenyl-2-methyl-propanoic acid derivatives (2016-05-10),

13. 9079831 - Process for the preparation of sulfonamide compounds (2015-07-14),

14. 8809553 - Process for the preparation of pteridine derivatives (2014-08-19),

15. 8772340 - Process for the preparation of fesoterodine or a salt thereof (2014-07-08),

Title: Pietro Allegrini - Innovative Inventor from San Donato Milanese

Introduction: Pietro Allegrini is a renowned inventor hailing from San Donato Milanese, Italy, known for his groundbreaking contributions to various fields of technology and science.

Latest Patents: Pietro Allegrini holds several patents in the areas of renewable energy, sustainable materials, and advanced robotics, showcasing his commitment to creating a more sustainable future.

Career Highlights: With a career spanning over two decades, Pietro Allegrini has worked with leading research institutions and universities to develop cutting-edge technologies that have revolutionized industries worldwide.

Collaborations: Throughout his career, Pietro Allegrini has collaborated with top companies, innovative startups, and brilliant minds in the field of technology, fostering a culture of creativity and innovation.

Conclusion: Pietro Allegrini's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and entrepreneurs, leaving a lasting impact on the world of technology and beyond.

Profile summary based on public USPTO records.