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For the Inventor, By the Inventor

Dallas, TX, United States of America

Access Pharmaceuticals, Inc.


USPTO Granted Patents = 16

% Expired Patents = 18.8



Forward Citations = 740

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22 inventors (with patents filed for the assignee):

goldMedal David P Nowotnik (5 out of 16 patents)

silverMedal David F Ranney (5 out of 12 patents)

bronzeMedal Donald R Stewart (3 out of 4 patents)

4.  Paul R Sood (2 out of 5 patents)

5.  Mark B Knudson (2 out of 128 patents)

6.  Jeremy E Jacob (2 out of 2 patents)

7.  Christiane M Baud (2 out of 2 patents)

8.  Ruth Duncan (2 out of 11 patents)

9.  Sergiy Victorovych Shevchuk (2 out of 2 patents)

10.  Julio M Fernandez (2 out of 5 patents)

11.  Evagoras G Evagorou (2 out of 2 patents)

12.  Paolo Ferruti (1 out of 28 patents)

13.  Elisabetta Gianasi (1 out of 2 patents)

14.  Daniel G Moro (1 out of 4 patents)

15.  K Bruce Thurmond (1 out of 1 patent)


16 patents:

1. 7754684 - Macromolecular platinum chelates (2010-07-13),
2. 7547433 - Liquid formulations for the prevention and treatment of mucosal diseases and disorders (2009-06-16),
3. 7544348 - Liquid formulations for the prevention and treatment of mucosal diseases and disorders (2009-06-09),
4. 7166733 - O,O'-Amidomalonate and N,O-Amidomalonate platinum complexes (2007-01-23),
5. 6692734 - N,O-amidomalonate platinum complexes (2004-02-17),
6. 6585997 - Mucoadhesive erodible drug delivery device for controlled administration of pharmaceuticals and other active compounds (2003-07-01),
7. 6521431 - Biodegradable cross-linkers having a polyacid connected to reactive groups for cross-linking polymer filaments (2003-02-18),
8. 6106866 - In vivo agents comprising cationic drugs, peptides and metal chelators (2000-08-22),
9. 5985916 - Polymer-platinum compounds (1999-11-16),
10. 5965118 - Polymer-platinum compounds (1999-10-12),
11. 5820879 - Method of delivering a lipid-coated condensed-phase microparticle (1998-10-13),
12. 5753261 - Lipid-coated condensed-phase microparticle composition (1998-05-19),
13. 5707604 - Vivo agents comprising metal-ion chelates with acidic saccharides and (1998-01-13),
14. 5672334 - Invivo agents comprising cationic metal chelators with acidic (1997-09-30),
15. 5336762 - Polychelating agents for image and spectral enhancement (and spectral (1994-08-09),
Company Overview
Access Pharmaceuticals, Inc. is a biopharmaceutical company based in Dallas, Texas, focused on developing innovative drug delivery technologies and therapeutic products. The company specializes in enhancing the efficacy and safety of existing medications through its proprietary formulations and delivery systems. With a commitment to addressing unmet medical needs, Access Pharmaceuticals aims to improve patient outcomes in various therapeutic areas, including oncology and other critical health conditions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

16 Patents

#129 in Dallas, TX

#1,216 in Texas

#19,922 in US

#37,831 in the World

Dallas, TX (US)
Dallas, TX, United States of America

Access Pharmaceuticals, Inc.

Forward Citations = 740

22 inventors:

goldMedal David P Nowotnik (5 out of 16 patents)

silverMedal David F Ranney (5 out of 12 patents)

bronzeMedal Donald R Stewart (3 out of 4 patents)

4.  Paul R Sood (2 out of 5 patents)

5.  Mark B Knudson (2 out of 128 patents)

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