% Expired Patents = 85.7

CIPO Patents = 1

EPO Patents = 4

Forward Citations = 54

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5 inventors (with patents filed for the assignee):

F Nicholas Franano (13 out of 38 patents)

Kimberly Bland (4 out of 4 patents)

Marco D Wong (4 out of 4 patents)

4. Bee C Ding (4 out of 4 patents)

5. Nicholas F Franano (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 10308924 - Nucleic acid molecules encoding autoactivating type I pancreatic proelastase proteins (2019-06-04),

2. 10301612 - Recombinant elastase proteins and methods of manufacturing and use thereof (2019-05-28),

3. 10179163 - Methods of treatment with elastase (2019-01-15),

4. 9057060 - Recombinant elastase proteins and methods of manufacturing and use thereof (2015-06-16),

5. 8568716 - Kit comprising elastase (2013-10-29),

6. 8562983 - System comprising elastase (2013-10-22),

7. 8524226 - Methods of prolonging patency of hemodialysis access (2013-09-03),

8. 8501449 - Recombinant elastase proteins and methods of manufacturing and use thereof (2013-08-06),

9. 8337836 - Methods for the treatment and prevention of diseases of biological conduits (2012-12-25),

10. 7883699 - Methods for enlarging the lumen of an obstructed biological conduit (2011-02-08),

11. 7632494 - Methods for enlarging the diameter of a biological conduit in a human subject (2009-12-15),

12. 7361335 - Methods for using an elastase (2008-04-22),

13. 7153505 - Methods for enlarging the diameter of an artery or vein in a human subject (2006-12-26),

14. 7063838 - Methods for treating an artery or vein in a human subject (2006-06-20),

Company Overview

Proteon Therapeutics, Inc. is a biotechnology company based in Waltham, MA, focused on developing innovative therapies for patients with kidney diseases. The company specializes in advancing novel treatments aimed at addressing unmet medical needs in the renal space. Through its research, Proteon is dedicated to improving patient outcomes by leveraging its expertise in drug development and therapeutic interventions, contributing to the broader field of nephrology and enhancing the quality of life for individuals affected by chronic kidney conditions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

14 Patents

#99 in Waltham, MA

#1,359 in Massachusetts

#22,302 in US

#42,199 in the World

Waltham, MA, United States of America

Proteon Therapeutics, Inc.

Forward Citations = 54

5 inventors:

F Nicholas Franano (13 out of 38 patents)

Kimberly Bland (4 out of 4 patents)

Marco D Wong (4 out of 4 patents)

4. Bee C Ding (4 out of 4 patents)

5. Nicholas F Franano (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Proteon Therapeutics, Inc.. Retrieved from https://idiyas.com/company/proteon-therapeutics

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 (CIPO):

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]

4 patents (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]