Prosecution Insights
Prosecution Insights
Tech Center 3600 • Art Units: 3676
This examiner grants 75% of resolved cases
| App # | Title | Status | Assignee |
|---|---|---|---|
| 19477954 | CONTROL SYSTEM FOR HORIZONTAL DIRECTIONAL DRILL | Non-Final OA | Vermeer Manufacturing Company |
| 18631121 | GASEOUS HYDROCARBON FORMATION HEATING DEVICE | Final Rejection | KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS |
| 19334421 | PLUNGER LIFT WITH AN ADJUSTABLE AND VARIABLE CLUTCH | Non-Final OA | Endurance Lift Solutions, LLC |
| 18616926 | SUBSURFACE SAFETY VALVE INCLUDING AN ELECTROMAGNET AND AXIAL BRAKE | Final Rejection | Halliburton Energy Services, Inc. |
| 19178604 | ACTIVELY CONTROLLED BAILER | Non-Final OA | Equinor Energy AS |
| 18834844 | HYDRAULIC SYSTEM AND METHOD FOR DOWNHOLE SLEEVE HORIZON SELECTION AND OPENING CONTROL | Non-Final OA | BEIJING RESEARCH CENTER OF CNOOC (CHINA) CO., LTD. |
| 18748343 | DART AND CLUTCH ASSEMBLY | Final Rejection | Epic Lift Systems |
| 18518639 | A FLOW CONTROL DEVICE AND METHOD | Final Rejection | InflowControl AS |
| 18483232 | MANIFOLD IMPLEMENTED IN MULTI-CHANNEL SYSTEM FOR CONTROLLING FLOW OF FLUIDS IN OIL WELL | Final Rejection | Controlled Fluids, Inc. |
| 18027086 | GEOTHERMAL HEAT EXCHANGE APPARATUS | Non-Final OA | CERAPHI ENERGY LIMITED |
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