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For the Inventor, By the Inventor

Wilmington, DE, United States of America

Spi Pharma, Inc.


USPTO Granted Patents = 13

% Expired Patents = 30.8



Trademarks = 6

Forward Citations = 81

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9 inventors (with patents filed for the assignee):

goldMedal Cecil W Propst (8 out of 10 patents)

silverMedal Arun F Amin (5 out of 5 patents)

bronzeMedal Gary Telfer Norman (5 out of 5 patents)

4.  Marc W Meadows (4 out of 4 patents)

5.  Michael S Todd (4 out of 4 patents)

6.  Kalyan S Nuguru (4 out of 4 patents)

7.  Sarath Chandar (4 out of 4 patents)

8.  John Tillotson (3 out of 3 patents)

9.  Diane Goll (1 out of 2 patents)


13 patents:

1. 12233163 - Crystalline microspheres and the process of manufacturing the same (2025-02-25),
2. 11723877 - Microencapsulation process and product (2023-08-15),
3. 11672763 - Highly compactable and durable direct compression excipients and excipient systems (2023-06-13),
4. 11278496 - Crystalline microspheres and the process of manufacturing the same (2022-03-22),
5. 10702605 - Co-processed carbohydrate system as a quick-dissolve matrix for solid dosage forms (2020-07-07),
6. 10245232 - Crystalline microspheres and the process of manufacturing the same (2019-04-02),
7. 9358212 - Highly compactable and durable direct compression excipients and excipient systems (2016-06-07),
8. 9138413 - Co-processed carbohydrate system as a quick-dissolve matrix for solid dosage forms (2015-09-22),
9. 9089487 - Crystalline microspheres and the process of manufacturing the same (2015-07-28),
10. 8617588 - Highly compactable and durable direct compression excipients and excipient systems (2013-12-31),
11. 8545889 - Co-processed carbohydrate system as a quick-dissolve matrix for solid dosage forms (2013-10-01),
12. 7208186 - Chewing gum formulation and method of making the same (2007-04-24),
13. 7118765 - Co-processed carbohydrate system as a quick-dissolve matrix for solid dosage forms (2006-10-10),
Company Overview
Spi Pharma, Inc. is a specialized company based in Wilmington, Delaware, focusing on the development and manufacturing of innovative pharmaceutical products. The organization is recognized for its expertise in drug delivery systems and formulation technologies, catering to a diverse range of therapeutic areas. With a commitment to advancing healthcare solutions, Spi Pharma collaborates with various stakeholders to enhance patient outcomes through effective and reliable pharmaceutical formulations.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Spi Pharma, Inc. USPTO Patent Assignee Logo
13 Patents

#280 in Wilmington, DE

#360 in Delaware

#23,815 in US

#44,988 in the World

Wilmington, DE (US)
Wilmington, DE, United States of America

Spi Pharma, Inc.

Forward Citations = 81

9 inventors:

goldMedal Cecil W Propst (8 out of 10 patents)

silverMedal Arun F Amin (5 out of 5 patents)

bronzeMedal Gary Telfer Norman (5 out of 5 patents)

4.  Marc W Meadows (4 out of 4 patents)

5.  Michael S Todd (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spi Pharma, Inc.. Retrieved from https://idiyas.com/company/spi-pharma

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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