Glopak Industries Limited

Calculating rank

USPTO Granted Patents = 2

Forward Citations = 31

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2 inventors (with patents filed for the assignee):

Abraham B Lieberman (1 out of 1 patent)

Elwyn D Jones (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 4268344 - Method and apparatus for coupon insertion (1981-05-19),

2. 4171738 - Conveyor mechanism for conveying flexible pouches adapted to contain (1979-10-23),

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USPTO Data Jan 1 1976 - Nov 3 2026

2 Patents

#5 in St. Leonard

#6,033 in Canada

St. Leonard, Canada

Glopak Industries Limited

Forward Citations = 31

2 inventors:

Abraham B Lieberman (1 out of 1 patent)

Elwyn D Jones (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Glopak Industries Limited. Retrieved from https://idiyas.com/company/glopak-industries

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]