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For the Inventor, By the Inventor

Jerusalem, Israel

Proficiency, Ltd.


USPTO Granted Patents = 3

% Expired Patents = 33.3

Trademarks = 7

Forward Citations = 78

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2 inventors (with patents filed for the assignee):

goldMedal Ari Rappoport (3 out of 6 patents)

silverMedal Steven Spitz (1 out of 3 patents)


3 patents:

1. 7277835 - Boundary representation per feature methods and systems (2007-10-02),
2. 6828963 - Pattern matching for data exchange between computer aided design systems (2004-12-07),
3. 6614430 - System and method for the exchange of CAD data (2003-09-02),
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USPTO Data Jan 1 1976 - Sep 15 2026

3 Patents

#86 in Jerusalem

#1,774 in Israel

Jerusalem, IL
Jerusalem, Israel

Proficiency, Ltd.

Forward Citations = 78

2 inventors:

goldMedal Ari Rappoport (3 out of 6 patents)

silverMedal Steven Spitz (1 out of 3 patents)

Please report any incorrect information to [email protected]
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