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Landenberg, PA, United States of America

Donna F Zimmerman

This inventor holds 11 USPTO granted patents. Top assignee: E.i. Dupont De Nemours and Company. Active years: 1987-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donna F Zimmerman. Retrieved from https://idiyas.com/inventor/donna-f-zimmerman

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 18(Granted Patents)

Company Filing History:

11 out of 16,339

E.i. Dupont De Nemours and Company

Years Active: 1987-1990

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4895591 - Herbicidal sulfonamides (1990-01-23),

2. 4867783 - Herbicidal sulfonamides (1989-09-19),

3. 4836846 - Herbicidal indole sulfonamides (1989-06-06),

4. 4822403 - Herbicidal sulfonamides (1989-04-18),

5. 4786313 - Herbicidal sulfonamides (1988-11-22),

6. 4764610 - Herbicidal indole sulfonamides (1988-08-16),

7. 4743292 - Herbicidal sulfonamides (1988-05-10),

8. 4741758 - Herbicidal sulfonamides (1988-05-03),

9. 4732604 - Herbicidal sulfonamides (1988-03-22),

10. 4721521 - Herbicidal sulfonamides (1988-01-26),

11. 4666501 - Herbicidal sulfonamides (1987-05-19),

Profile summary based on public USPTO records.

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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