Login with your work email address to view charts. No credit card required.
| Art Unit: | 1776 — Gas and liquid contact apparatus |
|---|---|
| Group: | 1770 — Chemical Apparatus, Separation and Purification, Liquid and Gas Contact Apparatus |
| Classes: |
261 — Gas and liquid contact apparatus 422 — Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing 210 — Liquid purification or separation 426 — Food or edible material: processes, compositions, and products 392 — Electric resistance heating devices 123 — Internal-combustion engines 166 — Wells 454 — Ventilation 239 — Fluid sprinkling, spraying, and diffusing 128 — Surgery |
| Phone: | (571) 272-1159 |
| Email: | robert.hopkins@uspto.gov |
| Location: | VA 22314 |
| Title: | Pat Examnr Cheml Engrg |
| Service: | 30 years |
| Grade: | GS-14 |
| 3-Year Grant rate: | 88% over 694 cases |
|---|---|
| Difficulty: | Easier |
| Difficulty Percentile: | 26th
|
With Examiner Hopkins, you have a 88% chance of getting an issued patent by 3 years after the first office action. Examiner Hopkins is an easier examiner and in the 26th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Hopkins, 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 Hopkins's grant rate is higher than that of Art Unit 1776 and higher than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Hopkins | 0.9 |
| Art Unit 1776 | 1.2 |
Examiner Hopkins has granted 574 of 649 cases without any applicant-requested interviews for a grant rate of 88%.
Examiner Hopkins has granted 38 of 45 cases with at least one applicant-requested interview for a grant rate of 84%.
With Examiner Hopkins, conducting an interview decreases your chance of getting a patent granted by 5%.
| Number | Title | OA Rejections | Status | IFW |
|---|---|---|---|---|
| 18267388 | Drying Of Filter Elements In A Filter System | Rejection information available with a Premium Stats subscription. See our pricing. | Patented | View |
| 18251285 | Ergonomic Device For Mixing Fluids With Controlled Metering | Patented | View | |
| 18549131 | Smart Dust Suppression System That Sprays Atomized Water Through A Fan | Patented | View | |
| 18227530 | Adjustment Structure And Carburetor | Patented | View | |
| 18213976 | Air Cleaner | Patented | View | |
| 18271724 | Portable Breathing Air Filtering Device And Method | Abandoned | View | |
| 18623826 | Bottom Feed Fuel Bowl | Patented | View | |
| 18551352 | Carbon Dioxide Capture Apparatus And Process Combined With Biogas Upgrading | Patented | View | |
| 18026123 | Fluid Treatment Apparatus | Patented | View | |
| 17799367 | Variable Installation In A Gas Flow Channel | Patented | View | |
| 17864949 | Duct Mounted Filtering Apparatus | Patented | View | |
| 18468093 | Methods And Systems For Air Purification | Patented | View | |
| 18010724 | Method For Reducing Methane Emissions From Biogas Upgrading | Patented | View | |
| 17928698 | An Air Purifier Detecting Errors | Patented | View | |
| 17990194 | Humidifier For Fuel Cell | Patented | View | |
| 18297223 | Dual-Layer Gas Filters And Systems And Methods For Making The Same | Patented | View | |
| 18055501 | Dusting Frequency Detection Based On Air Cleaner Performance | Patented | View | |
| 18752417 | Carbonation Mixing Nozzles | Patented | View | |
| 18446352 | Chemical Supply Device And Chemical Supply System Including The Same | Patented | View | |
| 18371341 | Gas-Liquid Mixer | Patented | View | |
| 18218287 | Humidifier | Abandoned | View | |
| 18221152 | Air Cleaner | Patented | View | |
| 19022119 | Devices, Systems, And Methods For Floating Onboard Renewable Energy-Powered Aeration | Patented | View | |
| 18007846 | Air Enhancing Device | Patented | View | |
| 18163702 | Tube Diffuser And Associated Saddle | Patented | View | |
| 17276250 | Various Embodiments Of A Plant Air Purifier With A Filter Container That Holds Filter Material, Which Lets Air Pass Through The Filter Material During Its Air Purifying Phase, And Lets Water Submerge That Same Filter Material During The Remoisturiziation Phase | Abandoned | View | |
| 18775484 | Solid-State Copper(I) Sorbents For Olefin Separations | Patented | View | |
| 18709357 | Integrated Green Energy And Selective Thermo Molecular Separation System, And Process Of Generating Electricity And Capturing Predetermined Molecules In Surrounding Environment | Patented | View | |
| 18095101 | Apparatus For Aerator Dispersal Of A Gaseous Cleaning Agent | Patented | View | |
| 18327452 | Shoe Care Apparatus | Patented | View | |
| 18026627 | Processes For Treating Off-Gas In An Acetic Acid Production Unit | Patented | View | |
| 18344804 | Humidifier And Household Appliance | Patented | View | |
| 17802444 | Particulate Matter Evacuation Pump | Patented | View | |
| 18075619 | Air Filtration For Livestock | Abandoned | View | |
| 18634145 | Dispenser With An Improved Heater Arrangement | Patented | View | |
| 17991630 | Method And Apparatus For Purifying Air From Biological Agents And Volatile Organic Compounds | Patented | View | |
| 17884129 | Pocketed Air Filters And Method For Determining Performance Of An Air Filter In Heating, Ventilation, And Air Conditioning (Hvac) Systems | Patented | View | |
| 17855273 | Integrated Green Energy And Selective Molecular Separation System, And Process Of Generating Electricity And Selectively Separating And Capturing Predetermined Molecules Present In Surrounding Environment (Green Energy Blue) | Patented | View | |
| 18104202 | Air Purifier For Pets That Combines And Separates The Dust Collector Module | Abandoned | View | |
| 17907710 | Disinfecting Systems For A Respirator And Respirator Comprising Disinfecting Systems | Abandoned | View | |
| 18318229 | Filter Supporting Assembly And Air Conditioning System | Patented | View | |
| 19320712 | Hydraulic Cleaning Apparatus For Particulate Matter Reduction Device With Rapid Drying And Differential Pressure Measurement Capability | Patented | View | |
| 18361195 | System And Method Of Co2 Thermal Swing Adsorption With Wet Regeneration And Hot Drying | Patented | View | |
| 18271260 | Fluid Activating Device | Patented | View | |
| 18349302 | Fuel Regulator | Patented | View | |
| 18009776 | Filter Assembly, Filter Bag And Method Of Replacing A Filter Bag | Patented | View | |
| 17974227 | Multi-Functional Equipment For Direct Decarbonization With Improved Indoor Air Quality | Patented | View | |
| 17957869 | Fragrance Dispenser | Patented | View | |
| 18040416 | Air Purifier With Plant Pot | Patented | View | |
| 18125421 | Carbonation Apparatus, And Method For The Introduction Of Gas To Liquid | Patented | View |
Subscribe to Premium Examiner Statistics for unlimited access for your law firm.
Disclaimer: We do not provide any guarantees as to the accuracy of the statistics presented above and under
no circumstances will we be liable for any outcome resulting from your reliance on the above statistics.