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Corvallis, OR, United States of America

Siga Technologies Inc.

USPTO Granted Patents = 58

% Expired Patents = 44.8

CIPO Patents = 5

EPO Patents = 13

Trademarks = 7

Forward Citations = 253

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38 inventors (with patents filed for the assignee):

Dennis E Hruby (43 out of 52 patents)

Dongcheng Dai (33 out of 52 patents)

Tove C Bolken (20 out of 24 patents)

4. Shanthakumar R Tyavanagimatt (19 out of 19 patents)

5. Sean M Amberg (13 out of 19 patents)

6. Robert Jordan (13 out of 25 patents)

7. Thomas R Bailey (13 out of 56 patents)

8. William C Weimers (12 out of 12 patents)

9. Melialani A C L S Anderson (10 out of 10 patents)

10. N K Peter Samuel (9 out of 10 patents)

11. Susan R Rippin (8 out of 30 patents)

12. Dylan Nelson (7 out of 7 patents)

13. Michael H O'Neill (7 out of 10 patents)

14. Gary Sweetapple (7 out of 7 patents)

15. Kelley A McCloughan (7 out of 7 patents)

Core Competencies:

Tecovirimat

Dengue Virus

Arenavirus

Polymorphic Forms

Suspension Formulations

Antiviral Compounds

Micronized Preparation

Hemorrhagic Fever

Orthopoxvirus

Small Molecule Inhibitors

Pharmaceutical Compositions

58 patents: Sort by Forward Citations

1. 12433868 - Polymorphic forms of ST-246 and methods of preparation (2025-10-07),

2. 11890270 - Polymorphic forms of ST-246 and methods of preparation (2024-02-06),

3. 11779566 - ST-246 (tecovirimat monohydrate) suspension formulations (2023-10-10),

4. 11433051 - ST-246 (tecovirimat monohydrate) suspension formulations (2022-09-06),

5. 10933050 - Polymorphic forms of ST-246 and methods of preparation (2021-03-02),

6. 10864282 - ST-246 liquid formulations and methods (2020-12-15),

7. 10716759 - Rehydration of micronized tecovirimat monohydrate (2020-07-21),

8. 10662155 - Methods of preparing tecovirimat (2020-05-26),

9. 10576165 - ST-246 liquid formulations and methods (2020-03-03),

10. 10406137 - Polymorphic forms of ST-246 and methods of preparation (2019-09-10),

11. 10406103 - Rehydration of micronized tecovirmimat monohydrate (2019-09-10),

12. 10155723 - Methods of preparing tecovirimat (2018-12-18),

13. 10124071 - ST-246 liquid formulations and methods (2018-11-13),

14. 10045964 - Polymorphic forms of ST-246 and methods of preparation (2018-08-14),

15. 10045963 - Amorphous Tecovirimat preparation (2018-08-14),

Siga Technologies Inc., based in Corvallis, Oregon, specializes in the development of antiviral drugs, focusing on innovative treatments for viral infections. The company is particularly known for its work on Tecovirimat, a therapeutic agent designed to combat orthopoxviruses, and its research extends to other viral threats such as the Dengue virus and Arenaviruses. Siga's expertise includes the formulation of antiviral compounds, exploring polymorphic forms, and developing suspension formulations to enhance drug efficacy and delivery.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Siga Technologies Inc.

58 Patents

#5 in Corvallis, OR

#72 in Oregon

#6,146 in US

#12,371 in the World

Corvallis, OR, United States of America

Siga Technologies Inc.

Forward Citations = 253

38 inventors:

Dennis E Hruby (43 out of 52 patents)

Dongcheng Dai (33 out of 52 patents)

Tove C Bolken (20 out of 24 patents)

4. Shanthakumar R Tyavanagimatt (19 out of 19 patents)

5. Sean M Amberg (13 out of 19 patents)

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