
Mark L. Berch
Examiner (ID: 72)
| Most Active Art Unit | 1202 |
| Art Unit(s) | 1802, 1622, 1614, 1202, 1611, 2899, 1624 |
| Total Applications | 3573 |
| Issued Applications | 2301 |
| Pending Applications | 170 |
| Abandoned Applications | 1103 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
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[patent_title] => HOLE DRILLING MACHINE AND METHOD FOR DRILLING OVAL HOLE AND INNER-DIAMETER-CHANGING HOLE BY MEANS OF HOLE DRILLING MACHINE
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