% Expired Patents = 28.6

CIPO Patents = 1

Trademarks = 11

Forward Citations = 164

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14 inventors (with patents filed for the assignee):

Alan F Preston (2 out of 6 patents)

Kevin J Archer (2 out of 6 patents)

Paul Joseph Walcheski (2 out of 3 patents)

4. James L Marcinko (2 out of 2 patents)

5. Anthony J Bergervoet (2 out of 2 patents)

6. Futong Cui (1 out of 5 patents)

7. Andrew R Zahora (1 out of 2 patents)

8. Stephen E Novak (1 out of 1 patent)

9. Kenneth D Roos (1 out of 7 patents)

10. David Alan Fowlie (1 out of 8 patents)

11. C Charles Lewchalermwong (1 out of 2 patents)

12. Kevin Archer (5 patents)

13. Paul Walcheski (1 patent)

14. Futong Cui (0 patent)

7 patents: Sort by Forward Citations

1. 7186353 - Alkaline earth or alkali metal salts for antifreeze, deicing, and freeze control (2007-03-06),

2. 6811731 - Methods of incorporating phosphate/borate fire retardant formulations into wood based composite products (2004-11-02),

3. 6569540 - Dimensionally stable wood composites and methods for making them (2003-05-27),

4. 6274199 - Wood treatment process (2001-08-14),

5. 5824370 - Process for treating wood (1998-10-20),

6. 5652023 - Fixation process for heat-fixable preservative treated wood (1997-07-29),

7. 4725382 - Fire retardant composition (1988-02-16),

Company Overview

Chemical Specialties, Inc. (CSI) is a leading manufacturer of specialty chemicals for a variety of industries, including water treatment, industrial cleaning, and personal care. With over 40 years of experience, CSI prides itself on providing high-quality products and exceptional customer service. Their innovative solutions help customers achieve their goals while remaining environmentally conscious.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#139 in Charlotte, NC

#857 in North Carolina

#39,907 in US

Charlotte, NC, United States of America

Chemical Specialties, Inc.

Forward Citations = 164

14 inventors:

Alan F Preston (2 out of 6 patents)

Kevin J Archer (2 out of 6 patents)

Paul Joseph Walcheski (2 out of 3 patents)

4. James L Marcinko (2 out of 2 patents)

5. Anthony J Bergervoet (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chemical Specialties, Inc.. Retrieved from https://idiyas.com/company/chemical-specialties

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]

1 patent (CIPO):

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]