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Ryde, United Kingdom

Spirogen Limited

USPTO Granted Patents = 17

CIPO Patents = 2

EPO Patents = 7

Forward Citations = 1,854

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13 inventors (with patents filed for the assignee):

Philip Wilson Howard (17 out of 92 patents)

David Edwin Thurston (13 out of 21 patents)

Stephen John Gregson (4 out of 13 patents)

4. Paul S Liu (3 out of 14 patents)

5. B Rao Vishnuvajjala (3 out of 12 patents)

6. Kenneth M Snader (3 out of 9 patents)

7. Luke Y Hsiao (2 out of 2 patents)

8. Gregory Turner (2 out of 2 patents)

9. Luke Masterson (1 out of 17 patents)

10. Peter William Taylor (1 out of 2 patents)

11. Zhizhi Chen (1 out of 4 patents)

12. Gyoung-Dong Kang (1 out of 1 patent)

13. Tsveta Stefanova Hadjivassileva (1 out of 1 patent)

14. Arnaud Charles Tiberghien (10 patents)

15. Luke Y Hsiao (1 patent)

17 patents: Sort by Forward Citations

1. 7834005 - Pyrrolobenzodiazepine derivatives, compositions comprising the same and methods related thereto (2010-11-16),

2. 7741319 - 11-hydroxy-5h-pyrrolo[2,1-c][1,4] benzodiazepin-5-one derivatives as key intermediates for the preparation of c2 substituted pyrrolobenzodiazepines (2010-06-22),

3. 7704924 - Library of compounds comprising pyrrolobenzodiazepine moieties (2010-04-27),

4. 7612062 - Pyrrolobenzodiazepines (2009-11-03),

5. 7557099 - Pyrrolobenzodiazepines as key intermediates in the synthesis of dimeric cytotoxic pyrrolobenzodiazepines (2009-07-07),

6. 7528126 - Pyrrolobenzodiazepines (2009-05-05),

7. 7511032 - Pyrrolobenzodiazepine derivatives, compositions comprising the same and methods related thereto (2009-03-31),

8. 7429658 - Synthesis of protected pyrrolobenzodiazepines (2008-09-30),

9. 7407951 - Pyrrolobenzodiazepines (2008-08-05),

10. 7265105 - Pyrrolobenzodiazepines (2007-09-04),

11. 7244724 - Pyrrolobenzodiazepines (2007-07-17),

12. 7067511 - Pyrrolobenzodiazepines (2006-06-27),

13. 7049311 - Pyrrolbenzodiazepines (2006-05-23),

14. 6909006 - Cyclopropylindole derivatives (2005-06-21),

15. 6747144 - Collections of compounds (2004-06-08),

Spirogen Limited is a biopharmaceutical company specializing in the development of targeted cancer therapies. The company utilizes its proprietary technology, PBD (pyrrolobenzodiazepine) dimer platform, to create novel drug conjugates that selectively target cancer cells while minimizing damage to healthy tissue. Spirogen's innovative approach has the potential to revolutionize cancer treatment by offering more effective and less toxic therapies. With a strong focus on research and development, Spirogen is committed to advancing its pipeline and bringing novel treatments to patients in need.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

17 Patents

#1 in Ryde

#1,053 in United Kingdom

#34,861 in the World

Ryde, United Kingdom

Spirogen Limited

Forward Citations = 1,854

13 inventors:

Philip Wilson Howard (17 out of 92 patents)

David Edwin Thurston (13 out of 21 patents)

Stephen John Gregson (4 out of 13 patents)

4. Paul S Liu (3 out of 14 patents)

5. B Rao Vishnuvajjala (3 out of 12 patents)

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