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For the Inventor, By the Inventor

Addison, IL, United States of America

Xentris, LLC


USPTO Granted Patents = 3

% Expired Patents = 66.7

Forward Citations = 87

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2 inventors (with patents filed for the assignee):

goldMedal David M Arkin (3 out of 4 patents)

silverMedal Michael G Knapp (3 out of 3 patents)


3 patents:

1. 6833507 - Magnetic cord retainer (2004-12-21),
2. 6752649 - Illuminated indicia power supply apparatus and method of manufacture (2004-06-22),
3. D479824 - Cigarette lighter adapter (2003-09-24),
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USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#36 in Addison, IL

#3,441 in Illinois

#73,716 in US

Addison, IL (US)
Addison, IL, United States of America

Xentris, LLC

Forward Citations = 87

2 inventors:

goldMedal David M Arkin (3 out of 4 patents)

silverMedal Michael G Knapp (3 out of 3 patents)

Please report any incorrect information to [email protected]
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