EPO Patents = 1

Forward Citations = 9

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4 inventors (with patents filed for the assignee):

Francis Johnson (4 out of 31 patents)

Lorne M Golub (4 out of 40 patents)

Iwao Ojima (1 out of 31 patents)

4. Galina Ivanovna Botchkina (1 out of 4 patents)

4 patents: Sort by Forward Citations

1. 11608309 - Curcumin analogues as zinc chelators and their uses (2023-03-21),

2. 9675576 - Polyenolic zinc-binding agents (pezbins) actively promote inactivation of cancer stem cells and potentiate cytotoxic anti-tumor drug substances (2017-06-13),

3. 9556105 - Curcumin analogues as zinc chelators and their uses (2017-01-31),

4. 9187406 - Curcumin analogues as zinc chelators and their uses (2015-11-17),

Company Overview

Chem-master International, Inc. is a leading provider of specialty chemicals and solutions for various industries worldwide. With a strong focus on research and innovation, we strive to deliver high-quality products that meet the evolving needs of our customers. Our expertise includes chemical manufacturing, formulation, and distribution, making us a trusted partner for businesses looking to enhance their operations and processes.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#7 in East Setauket, NY

#3,680 in New York

#60,641 in US

East Setauket, NY, United States of America

Chem-Master International, Inc.

Forward Citations = 9

4 inventors:

Francis Johnson (4 out of 31 patents)

Lorne M Golub (4 out of 40 patents)

Iwao Ojima (1 out of 31 patents)

4. Galina Ivanovna Botchkina (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chem-Master International, Inc.. Retrieved from https://idiyas.com/company/chem-master-international

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 (EPO):

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]