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U.S. Patent Activity: DeWitt Ross & Stevens S.C.

 



DeWitt Ross & Stevens S.C.

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Primary U.S Patent Classification by Grant Date

Source: U.S. Patent Trade Office. Powered by LexisNexis atVantage



3 Patents were granted between
October 01, 2007 and September 30, 2009
and are listed below by classification
and percentage

331 - Oscillators
1(33.3 %)
356 - Optics: measuring and testing
1(33.3 %)
702 - Data processing: measuring, calibrating, or testing
1(33.3 %)

Total Number of U.S. 3
Granted Patents:


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