New Fairfield, CT, United States of America

John J Freeman

USPTO Granted Patents = 34 (Patent Applications = 28)

CIPO Patents = 1 (Patent Applications = 3)

EPO Patents = 4 (Patent Applications = 3)

Average Co-Inventor Count = 3.9

ph-index = 7

Forward Citations = 165(Granted Patents)

Location History:

Westchester, NY (US) (1992)
Webster Groves, MO (US) (1988 - 1994)
Valhalla, NY (US) (1999)
Fairfield, CT (US) (2004)
Knoxville, TN (US) (2015 - 2018)
New Fairfield, CT (US) (2006 - 2024)

Company Filing History:

Bsh Home Appliances Corporation

patents

5 out of 183

Emisphere Technologies, Inc.

American Cyanamid Company

7. 1 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1988-2025

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34 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 12459903 - Formation of n-protected 3,6-bis-(4-aminoalkyl)-2,5,diketopiperazine (2025-11-04),

2. 12383552 - Diketopiperazine microparticles with defined specific surface areas (2025-08-12),

3. 12202807 - Methods for the synthesis of activated ethylfumarates and their use as intermediates (2025-01-21),

4. 12049453 - Formation of N-protected 3,6-bis-(4-aminobutyl)-2,5-diketopiperazine through a cyclic alpha-N-protected amino ester (2024-07-30),

5. 11607410 - Diketopiperazine microparticles with defined specific surface areas (2023-03-21),

6. 11479535 - Methods for the synthesis of activated ethylfumarates and their use as intermediates (2022-10-25),

7. 11440891 - Formation of N-protected 3,6-bis-(4-aminoalkyl)-2,5,diketopiperazine (2022-09-13),

8. 11345668 - Formation of N-protected 3,6-bis-(4-aminobutyl)-2,5-diketopiperazine through a cyclic α-N-protected amino ester (2022-05-31),

9. 10870628 - Formation of N-protected 3,6-bis-(4-aminobutyl)-2,5-diketopiperazine through a cyclic α-N-protected amino ester (2020-12-22),

10. 10858325 - Methods for the synthesis of activated ethylfumarates and their use as intermediates (2020-12-08),

11. 10772883 - Diketopiperazine microparticles with defined specific surface areas (2020-09-15),

12. 10640471 - Formation of N-protected 3,6-bis-(4-aminoalkyl)-2,5,diketopiperazine (2020-05-05),

13. 10577331 - Formation of N-protected 3,6-bis-(4-aminobutyl)-2,5-diketopiperazine through a cyclic alpha-N-protected amino ester intermediate (2020-03-03),

14. 10196366 - Formation of N-protected 3,6-bis-(4-aminoalkyl)-2,5,diketopiperazine (2019-02-05),

15. 10143327 - Cooktop steamer with self-filling cup (2018-12-04),

Sure, I can help you with that. Here is the article on inventor John J Freeman:

Title: Inventor Spotlight: John J Freeman - Pioneering Innovations in Chemistry

Introduction:

John J Freeman, a distinguished inventor in the field of chemistry, hails from New Fairfield, CT, in the United States. With an impressive portfolio of 30 patents to his name, Freeman has made significant contributions to the realm of pharmaceuticals and chemical synthesis.

Latest Patents:

Among his latest patented inventions are groundbreaking developments in pharmaceutical microparticles. One of his patents focuses on diketopiperazine microparticles with defined specific surface areas, particularly suited for drug delivery systems such as insulin. Another notable patent discloses innovative methods for the synthesis of activated fumarate esters, enhancing chemical synthesis processes.

Career Highlights:

Freeman has garnered experience and expertise through his tenure at reputable companies such as Mannkind Corporation and Emisphere Technologies, Inc. His dedication to innovation and his adept skills have driven advancements in drug delivery technologies, solidifying his status as a trailblazer in the field.

Collaborations:

Throughout his career, John J Freeman has collaborated with esteemed professionals in the industry, including Kelly Sullivan Kraft and Otto Phanstiel. These collaborations have led to synergistic efforts in research and development, resulting in the successful implementation of novel technologies and methodologies.

Conclusion:

In conclusion, John J Freeman stands as a visionary inventor whose relentless pursuit of excellence has reshaped the landscape of pharmaceutical innovation. With a strong foundation in chemistry and a passion for pioneering solutions, Freeman continues to push boundaries and strive for excellence in his field.

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