1. D2

Serial Number: 78552659
Owner: (APPLICANT) Smith International, Inc. CORPORATION DELAWARE Patent Services 16740 Hardy Street Houston TEXAS 77032
Filed on: 01/24/2005

2. EXCERA

Serial Number: 78465206
Owner: (APPLICANT) Smith International, Inc. CORPORATION DELAWARE Patent Services 16740 Hardy Street Houston TEXAS 77032
Filed on: 08/10/2004

3. I-COMPLETE

Serial Number: 77635788
Owner: (APPLICANT) Smith International, Inc. CORPORATION DELAWARE Patent Services 16740 Hardy Street Houston TEXAS 77032
Filed on: 12/18/2008

4. SAHARA SERIES

Serial Number: 77079017
Owner: (APPLICANT) Smith International, Inc. CORPORATION DELAWARE Patent Services 16740 Hardy Street Houston TEXAS 77032
Filed on: 01/09/2007

5. UINTA

Serial Number: 78298607
Owner: (APPLICANT) Smith International, Inc. CORPORATION DELAWARE Patent Services 16740 Hardy Street Houston TEXAS 77032
Filed on: 09/10/2003

6. X-FLO

Serial Number: 78452968
Owner: (APPLICANT) Smith International, Inc. CORPORATION DELAWARE Patent Services 16740 Hardy Street Houston TEXAS 77032
Filed on: 07/19/2004

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