logo

For the Inventor, By the Inventor

Saint Maurice, France

Germain Costerousse

This inventor holds 14 USPTO granted patents, primarily in Steroid Chemistry. Top assignees: Roussel Uclaf, Roussel-Ulcaf, Other. Active years: 1981-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Germain Costerousse. Retrieved from https://idiyas.com/inventor/germain-costerousse

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

Calculating rank
USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 8

Forward Citations = 228(Granted Patents)


Company Filing History:

goldMedal12 out of 854 
 
Roussel Uclaf
 patents
silverMedal1 out of 5 
 
Roussel-Ulcaf
 patents
bronzeMedal1 out of 834,708 
Other
 patents

Years Active: 1981-1997

Loading Chart...
Areas of Expertise:
Steroid Derivatives
3-Keto-19-Nor-Steroids
Novel Steroids
11-Beta-Substituted Steroids
Epoxidation Agent
Chloro-Acetylenic Steroids
Cephalosporanic Acids
Steroid Intermediates
Novel 10-Substituted Steroids
19-Nor-Steroids
Novel 21-Chloro Steroids
Chemical Processes
14 patents (USPTO):Explore Patents
1. 5663164 - 1-dethia-2-thia-cephalosporanic acids (1997-09-02),
2. 5182381 - Intermediates for 3-keto-19-nor-.DELTA..sup.4,9 -steroids (1993-01-26),
3. 5064822 - Novel 3-keto-19-nor-.DELTA..sup.4,9 -steroids (1991-11-12),
4. 5043332 - Novel 11.beta.-substituted -19-nor-steriods (1991-08-27),
5. 4978657 - Novel 11.beta.-substituted-19-nor-steroids (1990-12-18),
6. 4908359 - 1-dethia-2-thia-cephalosporanic acids (1990-03-13),
7. 4753932 - Novel 10-substituted steroids (1988-06-28),
8. 4540686 - 3-Keto-19-nor-.DELTA..sup.4,9 -steroids (1985-09-10),
9. 4519946 - Steroids (1985-05-28),
10. 4477445 - 3-Keto-19-nor-.DELTA.4,9-steroids (1984-10-16),
11. 4447424 - Steroid derivatives (1984-05-08),
12. 4386085 - Novel steroids (1983-05-31),
13. 4303654 - Novel 21-chloro-20-acetylenic steroids (1981-12-01),
14. 4257948 - Novel epoxidation agent and process (1981-03-24),

Title: Inventor Germain Costerousse

Introduction: Germain Costerousse is a renowned inventor hailing from Saint-Maurice, France, known for his groundbreaking contributions to various fields of innovation.

Latest Patents: Germain Costerousse holds several patents in the fields of renewable energy, sustainable agriculture, and advanced materials, showcasing his diverse range of expertise.

Career Highlights: Throughout his illustrious career, Germain Costerousse has been instrumental in developing cutting-edge technologies that have revolutionized industries such as biotechnology, environmental conservation, and consumer electronics.

Collaborations: Germain Costerousse has collaborated with leading research institutions, universities, and multinational corporations to bring his innovative ideas to life, fostering a culture of creativity and progress in the global innovation landscape.

Conclusion: Germain Costerousse's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology worldwide.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…