Island Park, NY, United States of America

Opsales/lenservice, Inc.

Calculating rank

USPTO Granted Patents = 3

Trademarks = 2

Forward Citations = 123

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2 inventors (with patents filed for the assignee):

Robert Wayne Shelton (2 out of 13 patents)

Sidney F Friedman (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. D350359 - Clip for clip-on sunglasses (1994-09-06),

2. D336308 - Clip for sunglasses (1993-06-08),

3. 5164749 - Clip for mounting sunglass lenses on spectacles (1992-11-17),

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USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#3 in Island Park, NY

#4,522 in New York

#73,858 in US

Island Park, NY, United States of America

Opsales/lenservice, Inc.

Forward Citations = 123

2 inventors:

Robert Wayne Shelton (2 out of 13 patents)

Sidney F Friedman (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Opsales/lenservice, Inc.. Retrieved from https://idiyas.com/company/opsales-lenservice

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]