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Baltimore, MD, United States of America

Guilford Pharmaceuticals, Inc.

Calculating rank

USPTO Granted Patents = 98

% Expired Patents = 21.4

EPO Patents = 1

Forward Citations = 1,821

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61 inventors (with patents filed for the assignee):

Paul F Jackson (44 out of 45 patents)

Barbara S Slusher (44 out of 83 patents)

Keith M Maclin (27 out of 27 patents)

4. Jie Zhang (21 out of 37 patents)

5. Kevin L Tays (18 out of 18 patents)

6. Jia-He Li (16 out of 44 patents)

7. Takashi Tsukamoto (12 out of 22 patents)

8. Gregory S Hamilton (11 out of 97 patents)

9. Zhong Zhao (8 out of 16 patents)

10. Wenbin Dang (7 out of 12 patents)

11. Pavel Majer (6 out of 27 patents)

12. Doris Stoermer (6 out of 19 patents)

13. Joseph P Steiner (5 out of 64 patents)

14. James Perry English (5 out of 27 patents)

15. Eric Yanjun Wang (5 out of 24 patents)

Core Competencies:

NAALADase Inhibitors

Phosphorous Compounds

Solid Tumors

Cardiovascular Damage

Polymeric Chains

Thiol Derivatives

PARP Inhibitors

Neural Tissue Damage

Biodegradable Compositions

Anxiety Disorders

Cancer Treatment

Metabotropic Ligands

98 patents: Sort by Forward Citations

1. 7479535 - Phosphorous-containing compounds with polymeric chains, and methods of making and using the same (2009-01-20),

2. 7220780 - Naaladase inhibitors for treating retinal disorders and glaucoma (2007-05-22),

3. 7148250 - Indoles as NAALADase inhibitors (2006-12-12),

4. 7138543 - Thiolalkyl benzoic acid derivatives (2006-11-21),

5. 7125907 - Thiolactones (2006-10-24),

6. 7101568 - Methods and compositions for treating solid tumors (2006-09-05),

7. 6992215 - Thiol-based NAALADase inhibitors (2006-01-31),

8. 6887996 - Compounds and their use (2005-05-03),

9. 6884907 - Hydroxamic acids and acyl hydroxamines as naaladase inhibitors (2005-04-26),

10. 6852750 - Benzenedicarboxylic acid derivatives (2005-02-08),

11. 6812364 - Thiol-based NAALADase inhibitors (2004-11-02),

12. 6806261 - Methods for treating certain diseases using naaladase inhibitors (2004-10-19),

13. 6740777 - Thiolalkyl benzoic acid derivatives (2004-05-25),

14. 6723733 - Sulfonamide and carbamide derivatives of 6(5H)phenanthridinones and their uses (2004-04-20),

15. 6716828 - Compounds, methods and pharmaceutical compositions for treating cellular damage, such as neural or cardiovascular tissue damage (2004-04-06),

Company Overview

Guilford Pharmaceuticals, Inc. is a biopharmaceutical company based in Baltimore, Maryland, specializing in the development of innovative therapies targeting neurological and oncological conditions. The company focuses on NAALADase inhibitors and their applications in treating solid tumors and mitigating neural tissue damage. Additionally, Guilford explores advanced compounds, including phosphorous compounds and thiol derivatives, to address cardiovascular damage and enhance therapeutic efficacy in complex medical challenges.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

98 Patents

#3 in Baltimore, MD

#34 in Maryland

#3,864 in US

#7,934 in the World

Baltimore, MD, United States of America

Guilford Pharmaceuticals, Inc.

Forward Citations = 1,821

61 inventors:

Paul F Jackson (44 out of 45 patents)

Barbara S Slusher (44 out of 83 patents)

Keith M Maclin (27 out of 27 patents)

4. Jie Zhang (21 out of 37 patents)

5. Kevin L Tays (18 out of 18 patents)

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