Forward Citations = 137

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2 inventors (with patents filed for the assignee):

Phil B Sheffer (3 out of 13 patents)

Jack D Grollman (1 out of 3 patents)

4 patents: Sort by Forward Citations

1. 5839650 - Stackable container (1998-11-24),

2. 5524815 - Plural-compartment display carton with locking bottom and center support (1996-06-11),

3. 5413276 - Plural-component one-piece shipping and retail display carton (1995-05-09),

4. 4899929 - Self-erecting container with removable section (1990-02-13),

Triangle Container Corporation is a leading manufacturer of high-quality packaging solutions for various industries. With over 50 years of experience, we specialize in custom corrugated boxes, displays, and packaging supplies. Our innovative and sustainable packaging solutions are designed to meet the unique needs of each client. Visit our website to learn more about our products and services.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

4 Patents

#184 in Philadelphia, PA

#2,180 in Pennsylvania

#59,122 in US

Philadelphia, PA, United States of America

Triangle Container Corporation

Forward Citations = 137

2 inventors:

Phil B Sheffer (3 out of 13 patents)

Jack D Grollman (1 out of 3 patents)

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