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| Art Unit: | 3746 — Pumps |
|---|---|
| Group: | 3740 — Thermal & Combustion Technology, Motive & Fluid Power Systems |
| Classes: |
418 — Rotary expansible chamber devices 417 — Pumps 415 — Rotary kinetic fluid motors or pumps 165 — Heat exchange 310 — Electrical generator or motor structure 205 — Electrolysis: processes, compositions used therein, and methods of preparing the compositions 187 — Elevator, industrial lift truck, or stationary lift for vehicle 700 — Data processing: generic control systems or specific applications 222 — Dispensing 122 — Liquid heaters and vaporizers |
| Phone: | (571) 272-2146 |
| Email: | laert.dounis@uspto.gov |
| Location: | VA 22314 |
| Title: | Pat Examnr Mechl Engrg |
| Service: | 14 years |
| Grade: | GS-14 |
| 3-Year Grant rate: | 75% over 399 cases |
|---|---|
| Difficulty: | Medium |
| Difficulty Percentile: | 54th
|
With Examiner Dounis, you have a 75% chance of getting an issued patent by 3 years after the first office action. Examiner Dounis is a medium examiner and in the 54th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Dounis, where the timeline is relative to the date of the first office action. The three-year grant rate is the percentage of applications granted at three years after the first office action.
Examiner Dounis's grant rate is lower than that of Art Unit 3746 and lower than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Dounis | 1.3 |
| Art Unit 3746 | 1.4 |
Examiner Dounis has granted 244 of 329 cases without any applicant-requested interviews for a grant rate of 74%.
Examiner Dounis has granted 57 of 70 cases with at least one applicant-requested interview for a grant rate of 81%.
With Examiner Dounis, conducting an interview increases your chance of getting a patent granted by 9%.
| Number | Title | OA Rejections | Status | IFW |
|---|---|---|---|---|
| 18987550 | Gear Pump Parallel Load Path | Rejection information available with a Premium Stats subscription. See our pricing. | Patented | View |
| 19054410 | Thermo-Magnetic Motor | Patented | View | |
| 18846179 | Mobile Oil Stream Energy Recovery System | Patented | View | |
| 18711048 | Systems, Devices, And Methods Relating To A Cooled Radiofrequency Treatment Procedure | Patented | View | |
| 18691302 | Assembly For Compressing Gas Having A Housing Comprising Coolers In A Central Section, Method For Cooling, And Use Of Such An Assembly | Patented | View | |
| 18744460 | Operation Method Of A Heat Engine Device Using A Single Ion | Patented | View | |
| 18659889 | Pump Having Hollow Rotor Disposed In Stator | Patented | View | |
| 17099486 | Emergency Terminal Stopping Systems | Abandoned | View | |
| 16952410 | Elevator Safety Systems With Landing Door Monitoring | Patented | View | |
| 18421616 | Constant Speed Accessory Gearbox For Turbine Engine | Patented | View | |
| 18662203 | Pumped Heat Energy Storage System With Steam Cycle | Abandoned | View | |
| 18437497 | Screw Compressor With A Variable Pitch And A Liquid Feed Mechanism | Abandoned | View | |
| 18850806 | Scroll Compressor With Shaft Balancer And Bushing Balancer | Patented | View | |
| 18354492 | Wind Turbine System With Wind Directors Located On Exterior Side Of A Building | Abandoned | View | |
| 18722493 | Refrigerant Compressor With A Motor Rotor And Stator Separated By A Separating Can | Patented | View | |
| 18624282 | Exhaust Gas Recirculation And Aftertreatment Control | Patented | View | |
| 18634573 | Internal Combustion Engine Powered System, Charge Air Cooler Assembly, And Method Of Cooling Charge Air | Patented | View | |
| 18195814 | Partially Cased Wellbore In Magma Reservoir | Patented | View | |
| 18703555 | Rotor Stator Pump | Patented | View | |
| 18828379 | Rotor Tilt Compensation In Pdm Stators | Patented | View | |
| 19189085 | Thermal Energy Storage System For Simple And Combined Cycle Power Generation | Patented | View | |
| 18585994 | Air Compressor Cylinder Head And Air Compressor | Patented | View | |
| 18699771 | Scroll Compressor | Abandoned | View | |
| 18592721 | Twin-Type Scroll Fluid Machine | Abandoned | View | |
| 18447530 | Heat Source Temperature Regulation And Working Medium Detection For Closed-Cycle Power Conversion Equipment | Abandoned | View | |
| 18700684 | Air Gap Magnetic Coupling With Thermal Isolation | Patented | View | |
| 18889699 | Real-Time Control Of Reductant Droplet Spray Momentum And In-Exhaust Spray Distribution | Patented | View | |
| 18420359 | Asymmetric Gas Bearing Bushing For Thermo-Pump | Patented | View | |
| 17559343 | Expander Systems For Harnessing Energy From Pressurized Fluid Flow | Abandoned | View | |
| 17409204 | Ocean Thermal Energy Conversion Power Plant | Abandoned | View | |
| 18550151 | Low Temperature Magnetohydrodynamics Power System | Patented | View | |
| 18561987 | Stirling Engine With At Least Four Piston Assemblies | Patented | View | |
| 18195822 | Geothermal System With A Pressurized Chamber In A Magma Wellbore | Patented | View | |
| 18761706 | Clip-On Combination Fan | Patented | View | |
| 18605329 | Motor-Driven Compressor With Noise Reduction Unit | Patented | View | |
| 18423995 | Axial Fan Having Control Board Cover With Windows At Top Surface And Side Peripheral Surface Of Control Board Cover | Patented | View | |
| 18813156 | Pv Cleaning System With Rack And Pinion Wiper | Patented | View | |
| 18103001 | Organic Rankine Cycle With Integrated Fire Extinguishing Function | Patented | View | |
| 18398878 | Direct Connect Piston-Driven Bellows Pump | Patented | View | |
| 17616251 | Asymmetric Rotor Including A Cutting Edge And A Pump That Includes The Asymmetric Rotor | Patented | View | |
| 18653319 | Thermal Energy Storage System Including A Plurality Of Vessels Each Having Hot And Cold Liquid Portions Separated By A Floating Piston | Patented | View | |
| 17926334 | Method And System For Operating A Gas Compressor In An Ammonia And Urea Plant | Patented | View | |
| 18671018 | Systems For Generating Geothermal Power In An Organic Rankine Cycle Operation During Hydrocarbon Production Based On Working Fluid Temperature | Patented | View | |
| 18594018 | Electric Device Including Static-Removing Grounding Path | Patented | View | |
| 18576066 | Screw Pump With A Tapered Suction-Side Section And A Pressure-Side Section With A Decreasing Clearance | Patented | View | |
| 18223811 | Actuator Comprising Electrically Conductive Porous Material | Patented | View | |
| 18290789 | Harvesting Of Thermal Energy By Nanomachines | Patented | View | |
| 18412241 | Integrated Carbon Sequestration And Power Generation System And Methods Of Use | Patented | View | |
| 18691955 | A Method And Apparatus For A Rotary Thermodynamic Cycle With Substantially Isobaric Fluid Admission | Patented | View | |
| 18476869 | System For Optimizing Thermal Energy Generation From Multiple Energy Sources | Patented | View |
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