Trademarks = 2

Forward Citations = 134

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7 inventors (with patents filed for the assignee):

Harry R Charles (7 out of 9 patents)

Thomas W Cape (4 out of 6 patents)

Donald L Miles (4 out of 4 patents)

4. Dean L Miles (1 out of 2 patents)

5. William B Brown (1 out of 2 patents)

6. Edmund L Tisko (1 out of 1 patent)

7. Cathy D Stewart (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 5238506 - Phosphate coating composition and method of applying a (1993-08-24),

2. 5223141 - Method for removing and recovering paint overspray in a water wash spray (1993-06-29),

3. 4941930 - Phosphate coating composition and method of applying a zinc-nickel (1990-07-17),

4. 4828615 - Process and composition for sealing a conversion coated surface with a (1989-05-09),

5. 4793867 - Phosphate coating composition and method of applying a zinc-nickel (1988-12-27),

6. 4748049 - Clear paint booth coating composition and method (1988-05-31),

7. 4699730 - Magnesium sulfate and complex silicate mineral paint denaturant (1987-10-13),

8. 4330345 - Phosphate coating process and composition (1982-05-18),

Company Overview

Chemfil Corporation is a leading manufacturer of specialty chemicals and advanced materials for a wide range of industries. With over 50 years of experience, they provide tailored solutions to meet their customers' unique needs. From adhesives and sealants to coatings and polymers, Chemfil Corporation is committed to innovation and quality.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#98 in Troy, MI

#1,236 in Michigan

#35,941 in US

Troy, MI, United States of America

Chemfil Corporation

Forward Citations = 134

7 inventors:

Harry R Charles (7 out of 9 patents)

Thomas W Cape (4 out of 6 patents)

Donald L Miles (4 out of 4 patents)

4. Dean L Miles (1 out of 2 patents)

5. William B Brown (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chemfil Corporation. Retrieved from https://idiyas.com/company/chemfil

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]