
John O. Preston
Examiner (ID: 3052, Phone: (571)270-3918 , Office: P/3691 )
| Most Active Art Unit | 3691 |
| Art Unit(s) | 3698, 3693, 3691 |
| Total Applications | 431 |
| Issued Applications | 120 |
| Pending Applications | 44 |
| Abandoned Applications | 279 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
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