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For the Inventor, By the Inventor

Minneapolis, MN, United States of America

Ljl, Inc.


USPTO Granted Patents = 3

% Expired Patents = 33.3



Trademarks = 2

Forward Citations = 30

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2 inventors (with patents filed for the assignee):

goldMedal Lois J Sonstegard (3 out of 5 patents)

silverMedal Roger A King (1 out of 7 patents)

bronzeMedal George Stodola (0 patent)


3 patents:

1. 7631647 - Woman's hair bun holder (2009-12-15),
2. 7337786 - Elastic hair styling device (2008-03-04),
3. 6401726 - Device and accessory for styling hair (2002-06-11),
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USPTO Data Jan 1 1976 - Sep 15 2026

3 Patents

#438 in Minneapolis, MN

#1,979 in Minnesota

#73,737 in US

Minneapolis, MN (US)
Minneapolis, MN, United States of America

Ljl, Inc.

Forward Citations = 30

2 inventors:

goldMedal Lois J Sonstegard (3 out of 5 patents)

silverMedal Roger A King (1 out of 7 patents)

bronzeMedal George Stodola (0 patent)

Please report any incorrect information to [email protected]
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