For the Inventor, By the Inventor

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Port Washington, WI, United States of America

Freeman Chemical Corporation

USPTO Granted Patents = 26

Trademarks = 2

Forward Citations = 493

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24 inventors (with patents filed for the assignee):

Howard P Cordts (6 out of 6 patents)

Glenn R Svoboda (5 out of 5 patents)

Joan E Karloske (4 out of 4 patents)

4. Rudolph H Boeckeler (4 out of 9 patents)

5. William L Carlstrom (4 out of 4 patents)

6. James R Prom (3 out of 3 patents)

7. Robert H Leitheiser (2 out of 4 patents)

8. Eugene J Grandlic (2 out of 2 patents)

9. John J Szwarc (2 out of 2 patents)

10. Gary L Maechtle (2 out of 2 patents)

11. Robert F Navin (2 out of 2 patents)

12. Gary L Smith (1 out of 12 patents)

13. John T Suh (1 out of 9 patents)

14. Stanley N Korb (1 out of 1 patent)

15. William J Plant (1 out of 1 patent)

Core Competencies:

Terephthalic Resins

Aqueous Polyurethane Gels

Scratch Resistant Coating

Dual Cure Coating

Glass Fiber Laminate

Polyurethane Foam

Electrical Laminate

Matched Die Molding

Polyisocyanate Prepolymers

Clay Tile Pipe Joint Seal

26 patents: Sort by Forward Citations

1. 4892919 - Terephthalic containing hybrid castable resins (1990-01-09),

2. 4800123 - In-mold scratch resistant coating for peroxide curable urethane (1989-01-24),

3. 4737390 - Non-slip coating for molded articles (1988-04-12),

4. 4583691 - Spray gun and solvent cleaning of same (1986-04-22),

5. 4517326 - Aqueous liquid filled polyurethane gels and method of making the same (1985-05-14),

6. 4438072 - Continuous stream mixer having variable dwell time chamber with auger (1984-03-20),

7. 4425207 - Dual cure coating compositions (1984-01-10),

8. 4422996 - Method for making coated molded articles (1983-12-27),

9. 4417001 - Low smoke isocyanurate modified urethane foam and method of making same (1983-11-22),

10. 4377457 - Dual cure coating compositions (1983-03-22),

11. 4369224 - Glass fiber reinforced laminate (1983-01-18),

12. 4366109 - Method for making coated molded articles (1982-12-28),

13. 4295907 - Method of making glass fiber reinforced laminate (1981-10-20),

14. 4293659 - Composition for coating molded articles (1981-10-06),

15. 4289684 - Sheet molding compound (1981-09-15),

Company Overview

Freeman Chemical Corporation is a specialized manufacturer based in Port Washington, Wisconsin, focusing on the development and production of high-performance chemical products. The company is known for its expertise in formulating innovative solutions for various industries, including coatings, adhesives, and sealants. With a commitment to quality and sustainability, Freeman Chemical leverages advanced research and technology to meet the evolving needs of its clients, ensuring reliable performance and compliance with industry standards.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

26 Patents

#1 in Port Washington, WI

#306 in Wisconsin

#12,865 in US

#24,826 in the World

Port Washington, WI, United States of America

Freeman Chemical Corporation

Forward Citations = 493

24 inventors:

Howard P Cordts (6 out of 6 patents)

Glenn R Svoboda (5 out of 5 patents)

Joan E Karloske (4 out of 4 patents)

4. Rudolph H Boeckeler (4 out of 9 patents)

5. William L Carlstrom (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Freeman Chemical Corporation. Retrieved from https://idiyas.com/company/freeman-chemical

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]

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