Roberto Lenna

This inventor holds 22 USPTO granted patents and 11 published patent applications, plus 7 CIPO patents and 16 EPO patents, primarily in Pharmaceutical Chemistry. Top assignees: Industriale Chimica S.r.l., Industriale Chimca S.r.l.. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roberto Lenna. Retrieved from https://idiyas.com/inventor/roberto-lenna

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

Calculating rank

USPTO Granted Patents = 22 (Patent Applications = 11)

% Patents Active = 100.0

CIPO Patents = 7 (Patent Applications = 5)

EPO Patents = 16 (Patent Applications = 13)

Average Co-Inventor Count = 2.6

ph-index = 2

Forward Citations = 10(Granted Patents)

Location History:

Legnano, IT (2012)
Giorgio Su Legnano, IT (2016)
San Giorgio Su Legnano, IT (2012 - 2017)
S. Giorgio Su Legnano, IT (2009 - 2024)

Company Filing History:

21 out of 22

Industriale Chimica S.r.l.

patents

1 out of 1

Industriale Chimca S.r.l.

patent

Years Active: 2009-2026

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Areas of Expertise:

Drospirenone

Steroid Synthesis

Ganaxolone

Abiraterone

Ramelteon

Budesonide

Pharmacological Activity

Crystalline Form

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12735447 - Process for preparing b-[(7α, 17β)-17-hydroxy-7-[9-[(4,4,5,5,5-pentafluoropentyl)sulfinyl]nonyl]estra-1,3,5(10)-trien-3-yl]-boronic acid and process intermediates (2026-09-15),

2. 12606591 - Process for the preparation of drospirenone as a fine powder through a double change of crystalline form (2026-04-21),

3. 12600745 - Process for preparing B-[(7a, 1713)-17-hydroxy-7-[9-[(4,4,5,5,5-pentafluoropentyl)sulfinyl]nonyl]estra-1,3,5(10)-trien-3-yl]-boronic acid (2026-04-14),

4. 12492221 - Process for preparing (3α,5α)-3-hydroxy-3-methyl-pregnan-20-one (Ganaxolone) (2025-12-09),

5. 12077559 - Process for the preparation of 3α-hydroxy-5α-pregnan-20-one (brexanolone) (2024-09-03),

6. 11840519 - Process for the synthesis of the sodium salt of 4-[[(1R)-2-[5-(2-fluoro-3-methoxyphenyl)-3-[[2-fluoro-6-(trifluoromethyl)-phenyl]methyl]-3,6-dihydro-4-methyl-2.6-dioxo-1(2H)-pyrimidinyl]-1-phenylethyl]amino]-butanoic acid (elagolix sodium salt) and intermediates of said process (2023-12-12),

7. 11390645 - Process for the preparation of 3β-hydroxy-17-(1H-benzimidazol-1-YL) androsta-5,16-diene (2022-07-19),

8. 10654885 - Process for the preparation of 9 beta,10 alpha-progesterone (retroprogesterone) (2020-05-19),

9. 10189765 - Process for the preparation of 17β-hydroxy-des-A-androst-9,10-en-5-one (2019-01-29),

10. 9695213 - Process for the preparation of drospirenone (2017-07-04),

11. 9676815 - Process for the preparation of abiraterone or abiraterone acetate (2017-06-13),

12. 9650410 - Process for the preparation of abiraterone and abiraterone acetate (2017-05-16),

13. 9562068 - Process for the preparation of 7 α-(methoxycarbonyl)-3-OXO-17alpha-pregn-4,9(11)-dien-21,17-carbolactone, a useful intermediate for the synthesis of molecules with pharmacological activity (2017-02-07),

14. 9556220 - Process for the preparation of drospirenone (2017-01-31),

15. 9422326 - Process for preparing 11-methylene-18-methyl-estr-4-en-3, 17-dione, useful as intermediate compound for the synthesis of molecules having pharmacological activity (2016-08-23),

Title: Innovative Contributions of Roberto Lenna in Pharmaceutical Patents

Introduction

Roberto Lenna, based in S. Giorgio su Legnano, Italy, is a notable inventor with an impressive portfolio of 18 patents. His work primarily focuses on innovative processes in the pharmaceutical field, contributing significantly to the synthesis of various compounds essential for medical applications.

Latest Patents

Among his recent contributions, Lenna has developed a process for the preparation of 3α-hydroxy-5α-pregnan-20-one, commonly known as brexanolone. This invention outlines a new method for synthesizing this important compound by deprotecting its corresponding cyclic 20-ketal or cyclic 20-thioketal compound using iodine in an organic solvent. Additionally, Lenna has patented a process for synthesizing the sodium salt of 4-[[(1R)-2-[5-(2-fluoro-3-methoxyphenyl)-3-[[2-fluoro-6-(trifluoromethyl)-phenyl]methyl]-3,6-dihydro-4-methyl-2,6-dioxo-1(2H)-pyrimidinyl]-1-phenylethyl]amino]-butanoic acid, also known as elagolix sodium salt. This patent details the preparation of this compound and its intermediates, showcasing Lenna's expertise in complex chemical synthesis.

Career Highlights

Roberto Lenna has established his career in prominent organizations, notably working with Industriale Chimica S.r.l. and Industriale Chimca S.r.l. These roles have allowed him to innovate continuously and contribute to advancing pharmaceutical research and development.

Collaborations

Lenna's work has benefited from collaborative efforts with esteemed colleagues such as Francesco Barbieri and Francesca Costantino. These partnerships reflect a collective dedication to pushing the boundaries of pharmaceutical innovation, integrating diverse expertise to enhance research outcomes.

Conclusion

Roberto Lenna's contributions to the field of pharmaceuticals through his patents exemplify the spirit of innovation. His ongoing dedication to developing new processes not only advances scientific understanding but also improves healthcare solutions. With a robust portfolio and collaborative spirit, Lenna continues to influence the landscape of pharmaceutical inventions and innovations.

Profile summary based on public USPTO records.