% Expired Patents = 50.0

EPO Patents = 1

Forward Citations = 3

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5 inventors (with patents filed for the assignee):

Dennis M Brown (3 out of 30 patents)

Julie Blanchard (1 out of 5 patents)

Jean-Pierre Marie (1 out of 5 patents)

4. Nina Radosevic (1 out of 4 patents)

5. Jean-Pierre Robin (1 out of 17 patents)

6. Jean-Pierre Robin (2 patents)

7. Julie Blanchard (2 patents)

8. François-Xavier Mahon (1 patent)

9. Frederick Maloisel (1 patent)

10. Hervé Maissonneuve (0 patent)

4 patents: Sort by Forward Citations

1. 7842687 - Cephalotaxane derivatives and their processes of preparation and purification (2010-11-30),

2. 7683050 - Formulations and methods of administration of cephalotaxines, including homoharringtonine (2010-03-23),

3. 7642252 - Angiogenesis inhibition by cephalotaxine alkaloids, derivatives, compositions and uses thereof (2010-01-05),

4. 7135481 - Naphthalimide compositions and uses thereof (2006-11-14),

Company Overview

Chemgenex Pharmaceuticals, Inc. is a biopharmaceutical company focused on the development and commercialization of novel cancer therapies. With a strong emphasis on research and development, the company aims to bring innovative treatment options to patients with unmet medical needs. Chemgenex is dedicated to delivering high-quality, cutting-edge therapies that have the potential to improve outcomes for cancer patients worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#1 in Geelong

#1,030 in Australia

Geelong, Australia

Chemgenex Pharmaceuticals, Inc.

Forward Citations = 3

5 inventors:

Dennis M Brown (3 out of 30 patents)

Julie Blanchard (1 out of 5 patents)

Jean-Pierre Marie (1 out of 5 patents)

4. Nina Radosevic (1 out of 4 patents)

5. Jean-Pierre Robin (1 out of 17 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chemgenex Pharmaceuticals, Inc.. Retrieved from https://idiyas.com/company/chemgenex-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]

1 patent (EPO):

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]