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For the Inventor, By the Inventor

Plainwell, MI, United States of America

Lester A Dolak

USPTO Granted Patents = 18

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 33(Granted Patents)


Location History:

  • Kalamazoo, MI (US) (1978)
  • Cooper Township Kalamazoo County, MI (US) (1981)
  • Cooper Township, Kalamazoo County, MI (US) (1979 - 1985)
  • Plainwell, MI (US) (1977 - 1987)

Company Filing History:

goldMedal18 out of 2,170 
 
The Upjohn Co.
 patents

Years Active: 1977-1987

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18 patents (USPTO):Explore Patents
1. 4689300 - Antibiotic producing Streptomyces thiolactonus (1987-08-25),
2. 4565699 - Composition of matter and process (1986-01-21),
3. 4540661 - Composition of matter and process (1985-09-10),
4. 4473649 - Antibiotic producing streptomyces (1984-09-25),
5. 4404190 - Composition of matter and process (1983-09-13),
6. 4397950 - Process for production of antibiotic U-64,767 using Streptomyces (1983-08-09),
7. 4310627 - Process of producing 3-trehalosamine by fermentation (1982-01-12),
8. 4306028 - Biologically pure culture of Nocardiopsis trehalosei sp. nov. (1981-12-15),
9. 4306021 - Composition of matter and process (1981-12-15),
10. 4304855 - Allylic methyl-hydroxylated novobiocins (1981-12-08),
11. 4276412 - 3-Trehalosamine compounds (1981-06-30),
12. 4169940 - Chemical oxidation of novobiocin and products obtained therefrom (1979-10-02),
13. 4148992 - Allylic methyl-hydroxylated novobiocins (1979-04-10),
14. 4147704 - Derivatives of novobiocin (1979-04-03),
15. 4136171 - Antibiotic 354 and process for producing same (1979-01-23),

Title: Innovator in Antibiotics: Lester A. Dolak

Introduction

Lester A. Dolak is a notable inventor based in Plainwell, Michigan, known for his significant contributions in the field of antibiotics. With a total of 18 patents to his name, Dolak has made a mark in the scientific community, particularly with his innovative work involving the microorganism Streptomyces thiolactonus.

Latest Patents

One of Dolak's latest patents includes the development of a novel antibiotic, U-68,204. This antibiotic is produced through a fermentation process under controlled conditions using a biologically pure culture of the microorganism Streptomyces thiolactonus, NRRL 15439. Antibiotic U-68,204 demonstrates activity against various Gram-positive bacteria, making it a valuable tool for eradicating or controlling bacterial infections in diverse environments.

Career Highlights

Throughout his career, Lester A. Dolak has worked with The Upjohn Company, where his research and innovation have been pivotal in the advancement of antibiotics. His expertise and dedication have helped shape the trajectory of antibiotic development.

Collaborations

Dolak's achievements have been complemented by collaborations with notable coworkers such as Thomas M. Castle and Alice L. Laborde. Together, these innovators have contributed to pioneering research and development within the pharmaceutical industry.

Conclusion

Lester A. Dolak stands out as a prominent inventor whose work on antibiotic U-68,204 illustrates the impact of innovation in combating bacterial infections. His contributions to The Upjohn Company and the scientific community highlight the importance of research and collaboration in the ongoing quest for effective medical solutions.

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