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For the Inventor, By the Inventor

Norderstedt, Germany

Deru Gmbh


USPTO Granted Patents = 3

% Expired Patents = 33.3



Forward Citations = 135

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1 inventor (with patents filed for the assignee):

goldMedal Helmut D Link (3 out of 70 patents)


3 patents:

1. 8486144 - Endoprosthesis having a plug-in connection and improved rotary protection (2013-07-16),
2. 8241361 - Endoprosthesis component (2012-08-14),
3. 7896903 - Facet joint prosthesis (2011-03-01),
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USPTO Data Jan 1 1976 - Sep 15 2026

3 Patents

#7 in Norderstedt

#8,449 in Germany

Norderstedt, DE
Norderstedt, Germany

Deru Gmbh

Forward Citations = 135

1 inventor:

goldMedal Helmut D Link (3 out of 70 patents)

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