For the Inventor, By the Inventor

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Madison, WI, United States of America

Ophidian Pharmaceuticals, Inc.

USPTO Granted Patents = 18

Forward Citations = 504

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23 inventors (with patents filed for the assignee):

Sean B Carroll (10 out of 15 patents)

John A Kink (5 out of 31 patents)

Christopher M Clemens (5 out of 6 patents)

4. James Arthur Williams (5 out of 54 patents)

5. Margaret B Van Boldrik (2 out of 4 patents)

6. Joseph R Firca (2 out of 4 patents)

7. Charles Vernon Pugh (1 out of 6 patents)

8. Meyer B Jackson (1 out of 5 patents)

9. Richard H Ffrench-Constant (1 out of 5 patents)

10. Katherine L Worledge (1 out of 4 patents)

11. Douglas C Stafford (1 out of 11 patents)

12. Bruce S Thalley (1 out of 3 patents)

13. Lisa Marie Byrne (1 out of 2 patents)

14. Mohammed Saleh Shekhani (1 out of 5 patents)

15. Allen Laughon (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 6290960 - Vaccine and antitoxin for the treatment of C. difficile disease (2001-09-18),

2. 6214343 - Prevention and treatment of necrotizing enterocolitis (2001-04-10),

3. 6080400 - Compositions for the prevention and treatment of verotoxin-induced (2000-06-27),

4. 6046165 - Compositions and methods for identifying and testing TGF-.beta. pathway (2000-04-04),

5. 6008046 - Drug and pesticide screening (1999-12-28),

6. 5998381 - Compounds that bind bacterial pili (1999-12-07),

7. 5919665 - Vaccine for clostridium botulinum neurotoxin (1999-07-06),

8. 5904922 - Treatment with polyvalent antivenom containing immunoglobulin which is (1999-05-18),

9. 5814477 - Recombinant clostridial toxin protein (1998-09-29),

10. 5762934 - Clostridium difficile toxin disease therapy (1998-06-09),

11. 5719267 - Clostridial toxin disease therapy (1998-02-17),

12. 5605691 - Immunologically active proteins from inclusion bodies (1997-02-25),

13. 5601823 - Avian antitoxins to clostridium difficle toxin A (1997-02-11),

14. 5599539 - Therapy for clostridial botulinum toxin (1997-02-04),

15. 5545721 - Conjugates for the prevention and treatment of sepsis (1996-08-13),

Company Overview

Ophidian Pharmaceuticals, Inc. is a biotechnology company based in Madison, Wisconsin, focused on developing innovative therapeutic solutions. The organization specializes in the research and development of biologics, particularly in the areas of protein engineering and drug delivery systems. Ophidian aims to address unmet medical needs through its advanced technologies, fostering collaborations to enhance the efficacy and safety of treatments in various therapeutic domains.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

18 Patents

#49 in Madison, WI

#420 in Wisconsin

#17,963 in US

#34,217 in the World

Madison, WI, United States of America

Ophidian Pharmaceuticals, Inc.

Forward Citations = 504

23 inventors:

Sean B Carroll (10 out of 15 patents)

John A Kink (5 out of 31 patents)

Christopher M Clemens (5 out of 6 patents)

4. James Arthur Williams (5 out of 54 patents)

5. Margaret B Van Boldrik (2 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ophidian Pharmaceuticals, Inc.. Retrieved from https://idiyas.com/company/ophidian-pharmaceuticals

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

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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