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For the Inventor, By the Inventor

Nashua, NH, United States of America

Micro Vesicular Systems, Inc.


USPTO Granted Patents = 17


Forward Citations = 484

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6 inventors (with patents filed for the assignee):

goldMedal Donald F Wallach (14 out of 33 patents)

silverMedal Rajiv Mathur (8 out of 21 patents)

bronzeMedal An-Cheng Chang (3 out of 3 patents)

4.  S Esmail Tabibi (1 out of 1 patent)

5.  Elizabeth C Albert (1 out of 1 patent)

6.  Benjamin Weinstein (1 out of 1 patent)

7.  Donald F H Wallach (0 patent)


17 patents:

1. 5439967 - Propylene glycol stearate vesicles (1995-08-08),
2. 5405615 - Sucrose distearate lipid vesicles (1995-04-11),
3. 5260065 - Blended lipid vesicles (1993-11-09),
4. 5256422 - Lipid vesicle containing water-in-oil emulsions (1993-10-26),
5. 5234915 - Biodegradable gel (1993-08-10),
6. 5234621 - Rinse-free shampoo containing cross-linked carboxymethylcellulose (1993-08-10),
7. 5213805 - Lipid vesicles having N,N-dimethylamide derivatives as their primary (1993-05-25),
8. 5164191 - Lipid vesicles having an alkyd as a wall-forming material (1992-11-17),
9. 5160669 - Method of making oil filled paucilamellar lipid vesicles (1992-11-03),
10. 5073202 - Method of using a biodegradable superabsorbing sponge (1991-12-17),
11. 5049395 - Controlled release vehicle (1991-09-17),
12. 5032457 - Paucilamellar lipid vesicles using charge-localized, single chain, (1991-07-16),
13. 5019174 - Removing oil from surfaces with liposomal cleaner (1991-05-28),
14. 4959341 - Biodegradable superabsorbing sponge (1990-09-25),
15. 4952550 - Particulate absorbent material (1990-08-28),
Company Overview
Micro Vesicular Systems, Inc., based in Nashua, NH, specializes in the development and manufacturing of innovative micro- and nano-structured delivery systems. The company focuses on advancing drug delivery technologies that enhance the efficacy and safety of therapeutic agents. By leveraging its expertise in materials science and engineering, Micro Vesicular Systems aims to address complex challenges in the pharmaceutical and biotechnology sectors, contributing to improved patient outcomes and more effective treatments.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

17 Patents

#17 in Nashua, NH

#128 in New Hampshire

#18,894 in US

#35,918 in the World

Nashua, NH (US)
Nashua, NH, United States of America

Micro Vesicular Systems, Inc.

Forward Citations = 484

6 inventors:

goldMedal Donald F Wallach (14 out of 33 patents)

silverMedal Rajiv Mathur (8 out of 21 patents)

bronzeMedal An-Cheng Chang (3 out of 3 patents)

4.  S Esmail Tabibi (1 out of 1 patent)

5.  Elizabeth C Albert (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Micro Vesicular Systems, Inc.. Retrieved from https://idiyas.com/company/micro-vesicular-systems

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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