% Expired Patents = 100.0

Trademarks = 2

Forward Citations = 3

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9 inventors (with patents filed for the assignee):

Stephan J W Platzer (2 out of 6 patents)

Teresa Baker (2 out of 2 patents)

James A Bonham (2 out of 19 patents)

4. Edward A Casson, Iii (1 out of 1 patent)

5. Kimberly R Kukla (1 out of 2 patents)

6. Richard C Wax (1 out of 1 patent)

7. Ella Ross Ryan (1 out of 1 patent)

8. Jonathan Goodin (1 out of 2 patents)

9. Donald Riley (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 8846981 - 1,1-di[(alkylphenoxy)ethoxy]cyclohexanes (2014-09-30),

2. 8632943 - Near-infrared sensitive, positive-working, image forming composition and photographic element containing a 1,1-di[(alkylphenoxy)ethoxy]cyclohexane (2014-01-21),

3. 7723013 - Negative-acting photolithographic printing plate with improved pre-burn performance (2010-05-25),

4. 7134395 - Acid inkjet imaging of lithographic printing plates (2006-11-14),

Company Overview

Southern Lithoplate, Inc. is a leading manufacturer of lithographic printing plates and related equipment. With over 50 years of experience, they provide high-quality products and services to the printing industry. Their products are used by commercial printers, publishers, and packaging companies worldwide. Southern Lithoplate is dedicated to innovation, customer service, and environmental sustainability.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#5 in Youngsville, NC

#1,295 in North Carolina

#60,597 in US

Youngsville, NC, United States of America

Southern Lithoplate, Inc.

Forward Citations = 3

9 inventors:

Stephan J W Platzer (2 out of 6 patents)

Teresa Baker (2 out of 2 patents)

James A Bonham (2 out of 19 patents)

4. Edward A Casson, Iii (1 out of 1 patent)

5. Kimberly R Kukla (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Southern Lithoplate, Inc.. Retrieved from https://idiyas.com/company/southern-lithoplate

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]