Forward Citations = 44

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3 inventors (with patents filed for the assignee):

Ralph W Emerson (6 out of 7 patents)

John R Shattuck (3 out of 3 patents)

Jerome L Martin (1 out of 8 patents)

6 patents: Sort by Forward Citations

1. 4483744 - Sizing agents for cellulosic products (1984-11-20),

2. 4437894 - Sizing compositions containing a formic acid salt, processes, and paper (1984-03-20),

3. 4141750 - Ammonia containing rosin sizes (1979-02-27),

4. 4093779 - Paper coated with ammonia-containing sizing compositions (1978-06-06),

5. 4025354 - Urea containing sizing compositions (1977-05-24),

6. 4022634 - Ammonia-containing sizing compositions (1977-05-10),

Company Overview

The Plasmine Corporation is a leading manufacturer of high-quality plastics and packaging products. With over 50 years of experience in the industry, we strive to provide innovative solutions for our customers' needs. Our state-of-the-art facilities and dedicated team ensure top-notch quality and customer satisfaction. From custom packaging design to eco-friendly options, Plasmine delivers excellence in every product.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#14 in Portland, ME

#67 in Maine

#45,007 in US

Portland, ME, United States of America

The Plasmine Corporation

Forward Citations = 44

3 inventors:

Ralph W Emerson (6 out of 7 patents)

John R Shattuck (3 out of 3 patents)

Jerome L Martin (1 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Plasmine Corporation. Retrieved from https://idiyas.com/company/plasmine

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]