Lexington, MA, United States of America

Roger B Clark

This inventor holds 22 USPTO granted patents and 19 published patent applications, plus 5 CIPO patents and 12 EPO patents, primarily in Pharmaceutical Chemistry. Top assignees: Tetraphase Pharmaceuticals, Inc., Bayer Healthcare LLC, Bayer Pharmaceuticals Corporation. Active years: 1990-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roger B Clark. Retrieved from https://idiyas.com/inventor/roger-b-clark

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 

% Patents Active = 54.5

 

 

Average Co-Inventor Count = 5.0

ph-index = 7

Forward Citations = 95(Granted Patents)


Location History:

  • Portola, CA (US) (1990)
  • Middletown, CT (US) (2011)
  • Lexington, MA (US) (2009 - 2023)

Company Filing History:


Years Active: 1990-2026

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Areas of Expertise:
Tetracycline Compounds
Macrolides
Piperazines
Pharmaceutical Compositions
Indole Acetic Acid
C10-Alkylene Macrolides
Polycyclic Compounds
Fluoro Substituted Compounds
Biphenyl Derivatives
Obesity Treatment
Indane Acetic Acid
Chemical Derivatives
22 patents (USPTO):Explore Patents

Title: Roger B. Clark: Innovator in Macrolide and Tetracycline Compounds

Introduction: Roger B. Clark is a prominent inventor based in Lexington, MA, known for his significant contributions to the field of pharmaceuticals, particularly in the development of macrolide and tetracycline compounds. With an impressive portfolio of 21 patents, his work continues to advance the treatment of infectious diseases.

Latest Patents: Two of Roger B. Clark's latest patents include innovative compositions of macrolides and tetracycline compounds. The macrolide patent focuses on compounds for the treatment of infectious diseases, specifically targeting Gram-negative bacteria. These macrolides feature 14-membered ketolides and azaketolides and may incorporate modified sugars, particularly desosamine analogues. A notable aspect of this invention is the late-stage modification of the sugar moiety, enabling the synthesis of previously challenging macrolide compounds. The tetracycline patent presents a compound with a detailed structural formula, alongside its therapeutic applications and pharmaceutical compositions.

Career Highlights: Throughout his career, Roger has worked with notable companies, including Tetraphase Pharmaceuticals and Bayer Healthcare. His expertise in pharmaceuticals has not only contributed to advancing medical treatments but has also established him as a key figure in drug innovation.

Collaborations: During his time in the industry, Roger has collaborated with esteemed colleagues, including Xiao-Yi Xiao and Louis Plamondon. These partnerships have played a crucial role in enhancing his work and expanding the impact of his inventions.

Conclusion: Roger B. Clark stands out as a leading inventor in the pharmaceutical industry with his cutting-edge research and innovation in macrolide and tetracycline compounds. His contributions have the potential to significantly influence the treatment of infectious diseases, showcasing the importance of continued innovation in the field of medicine.

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]
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