% Expired Patents = 16.7

Forward Citations = 197

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8 inventors (with patents filed for the assignee):

Brian Patrick Dwyer (5 out of 15 patents)

Bob Dale Brown (5 out of 96 patents)

David Aaron Schwartz (5 out of 47 patents)

4. William J Daily (2 out of 7 patents)

5. Kumar Srinivasan (2 out of 5 patents)

6. Alexandre V Lehedev (1 out of 2 patents)

7. Cheng Xu (1 out of 1 patent)

8. Lauren R Brown (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 6670393 - Carbamate-based cationic lipids (2003-12-30),

2. 6339173 - Amide-based cationic lipids (2002-01-15),

3. 6251939 - Carbamate-based cationic lipids (2001-06-26),

4. 6172049 - Phosphonic acid-based cationic lipids (2001-01-09),

5. 6140051 - Fluorescent dibenzazole derivatives and methods related thereto (2000-10-31),

6. 6034135 - Dimeric cationic lipids (2000-03-07),

Company Overview

Promega Biosciences is a global leader in providing innovative solutions and technical support to the life sciences industry. With a focus on developing cutting-edge products for research, drug discovery, and diagnostics, Promega Biosciences delivers high-quality tools and reagents to help scientists advance their work. Their commitment to quality and customer satisfaction has earned them a reputation as a trusted partner in the biotechnology community.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#95 in Madison, WI

#970 in Wisconsin

#45,007 in US

Madison, WI, United States of America

Promega Biosciences, Inc.

Forward Citations = 197

8 inventors:

Brian Patrick Dwyer (5 out of 15 patents)

Bob Dale Brown (5 out of 96 patents)

David Aaron Schwartz (5 out of 47 patents)

4. William J Daily (2 out of 7 patents)

5. Kumar Srinivasan (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Promega Biosciences, Inc.. Retrieved from https://idiyas.com/company/promega-biosciences

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]