![](/images/general/no_picture/200_user.png)
David T Brooks
Examiner (ID: 14392, Phone: (571)272-3334 , Office: P/2156 )
Most Active Art Unit | 2156 |
Art Unit(s) | 2156, 2100 |
Total Applications | 271 |
Issued Applications | 185 |
Pending Applications | 0 |
Abandoned Applications | 85 |
Applications
Application number | Title of the application | Filing Date | Status |
---|---|---|---|
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[patent_title] => FILTRATE REDUCER FOR TEMPERATURE-RESISTANT CALCIUM-RESISTANT WATER-BASED DRILLING FLUID USED IN OIL AND GAS RESERVOIR PROTECTION, DRILLING FLUID, AND USES THEREOF
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