For the Inventor, By the Inventor

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Northbrook, IL, United States of America

International Minerals & Chemical Corp.

USPTO Granted Patents = 194

CIPO Patents = 15

Trademarks = 14

Forward Citations = 1,507

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148 inventors (with patents filed for the assignee):

John F Kraemer (18 out of 19 patents)

Robert D Williams (13 out of 13 patents)

Charles E Seeney (13 out of 14 patents)

4. Vernon V Young (11 out of 17 patents)

5. Paul E Eckler (10 out of 16 patents)

6. Jerry H Hunsucker (10 out of 25 patents)

7. David R Bright (9 out of 13 patents)

8. Herbert L Wehrmeister (9 out of 13 patents)

9. Vikram P Mehrotra (7 out of 11 patents)

10. Richard E Ivy (7 out of 8 patents)

11. Jerome L Martin (7 out of 8 patents)

12. Jing-jong Lu (7 out of 7 patents)

13. William Wes Berry (6 out of 28 patents)

14. Ravi Viswanathan (5 out of 5 patents)

15. Randolph B DePrince (5 out of 5 patents)

Core Competencies:

Silica Production

Polyether Antibiotics

Recombinant Proteins

Growth Promoting Agents

Immunostimulating Compositions

Fermentation Processes

Controlled Release Devices

Corrosion Inhibitors

Animal Feed Efficiency

Protein Purification

Somatomedin C

Flotation Processes

194 patents: Sort by Forward Citations

1. 5158758 - Production of silica having high specific surface area (1992-10-27),

2. 5104796 - High titer production of human somatomedin C (1992-04-14),

3. 5101018 - Method for recovering recombinant proteins (1992-03-31),

4. 5049495 - Fermentation method for producing polyether antibiotics (1991-09-17),

5. 5047339 - Recovery of polyether antibiotic material (1991-09-10),

6. 5047338 - Polyester Antibiotic preparation (1991-09-10),

7. 5043333 - Zinc-lysocelling therapeutic and growth promoting agents (1991-08-27),

8. 5041610 - Resorcyclic acid lactone derivatives as animal growth promotants (1991-08-20),

9. 5041374 - Polyether antibiotic recovery and purification (1991-08-20),

10. 5030433 - Process for producing pure and dense amorphous synthetic silica particles (1991-07-09),

11. 5028407 - Method of production of high purity fusible silica (1991-07-02),

12. 5008112 - Device for the extended delivery of diffusible agents (1991-04-16),

13. 4992440 - Substituted 2,3-diphenyl-1,2-dihydroquinoxalines (1991-02-12),

14. 4981664 - Method of production of high purity silica and ammonium fluoride (1991-01-01),

15. 4938956 - Synergistic immunostimulating composition and method (1990-07-03),

International Minerals & Chemical Corp. is a global company that specializes in the production and distribution of fertilizers, specialty chemicals, and values-added products for various industries. With a strong commitment to innovation and sustainability, IMC delivers high-quality products and services to customers around the world. To learn more about IMC and its diverse range of offerings, please visit their official website.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

194 Patents

#2 in Northbrook, IL

#137 in Illinois

#2,045 in US

#4,214 in the World

Northbrook, IL, United States of America

International Minerals & Chemical Corp.

Forward Citations = 1,507

148 inventors:

John F Kraemer (18 out of 19 patents)

Robert D Williams (13 out of 13 patents)

Charles E Seeney (13 out of 14 patents)

4. Vernon V Young (11 out of 17 patents)

5. Paul E Eckler (10 out of 16 patents)

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