Waltham, MA, United States of America

Brassring, LLC


USPTO Granted Patents = 3

% Expired Patents = 33.3

Trademarks = 5

Forward Citations = 120

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6 inventors (with patents filed for the assignee):

goldMedal Mark Dane (2 out of 6 patents)

silverMedal Michael Hennessy (2 out of 4 patents)

bronzeMedal David W Crossman (2 out of 4 patents)

4 Alan Porter (1 out of 5 patents)

5 David S De Hilster (1 out of 4 patents)

6 John Reese (1 out of 4 patents)


3 patents:

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USPTO Data Jan 1 1976 - Sep 15 2026

3 Patents

#230 in Waltham, MA

#3,957 in Massachusetts

#73,741 in US

Waltham, MA (US)
Waltham, MA, United States of America
Forward Citations = 120

6 inventors:

Please report any incorrect information to [email protected]
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