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| Art Unit: | 1777 — Liquid purification or separation |
|---|---|
| Group: | 1770 — Chemical Apparatus, Separation and Purification, Liquid and Gas Contact Apparatus |
| Classes: |
210 — Liquid purification or separation 604 — Surgery 204 — Chemistry: electrical and wave energy 422 — Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing 426 — Food or edible material: processes, compositions, and products 435 — Chemistry: molecular biology and microbiology 429 — Chemistry: electrical current producing apparatus, product, and process 264 — Plastic and nonmetallic article shaping or treating: processes 205 — Electrolysis: processes, compositions used therein, and methods of preparing the compositions 252 — Compositions |
| Phone: | (571) 272-1143 |
| Email: | krishnan.menon@uspto.gov |
| Location: | VA 22314 |
| Title: | Pat Examnr Cheml Engrg |
| Service: | 24 years |
| Grade: | GS-15 |
| 3-Year Grant rate: | 72% over 502 cases |
|---|---|
| Difficulty: | Medium |
| Difficulty Percentile: | 59th
|
With Examiner Menon, you have a 72% chance of getting an issued patent by 3 years after the first office action. Examiner Menon is a medium examiner and in the 59th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Menon, 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 Menon's grant rate is higher than that of Art Unit 1777 and lower than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Menon | 1.5 |
| Art Unit 1777 | 1.5 |
Examiner Menon has granted 266 of 359 cases without any applicant-requested interviews for a grant rate of 74%.
Examiner Menon has granted 96 of 143 cases with at least one applicant-requested interview for a grant rate of 67%.
With Examiner Menon, conducting an interview decreases your chance of getting a patent granted by 9%.
| Number | Title | OA Rejections | Status | IFW |
|---|---|---|---|---|
| 16574874 | Techniques For Dialysis Based On Relative Blood Volume | Rejection information available with a Premium Stats subscription. See our pricing. | Patented | View |
| 17776965 | Methods For Treating Porous Membranes | Patented | View | |
| 16491650 | Permeable Graphene And Permeable Graphene Membranes | Abandoned | View | |
| 18564014 | Drinking Water Dispenser With Ultraviolet Disinfection Device | Patented | View | |
| 18245558 | Assembly Comprising A Center-Fluid Distributor And A Multi-Fiber Spinneret | Patented | View | |
| 17628428 | Method And System For Preparing Dialysis Fluid From Raw Water | Abandoned | View | |
| 18276055 | Preparation Method For High-Moisture-Permeability Fluorine-Containing Super-Oleophobic Microporous Membrane | Patented | View | |
| 18254054 | Pillar Structures | Patented | View | |
| 18500688 | Backflow-Preventing Filter Module | Patented | View | |
| 18406169 | Integrated Water Supply And Power System | Patented | View | |
| 18239346 | Method For Manufacturing Oxygenator | Patented | View | |
| 18277882 | Roller For Chain And Scraper Assembly | Patented | View | |
| 18025788 | Wearable Hemofiltration Artificial Kidney | Patented | View | |
| 18525085 | Air Filter Medium, Pleated Filter Medium, Air Filter Unit, Mask Filter Medium, And Method For Regenerating Air Filter Medium | Patented | View | |
| 17616523 | Fine Particle Aggregation Method And Apparatus | Abandoned | View | |
| 18024423 | Ultrasound Device For Destruction Of Organic Chemicals | Patented | View | |
| 17926638 | Hollow Fiber Membrane For Separating Blood Plasma From Blood | Patented | View | |
| 17572773 | Lithium Extraction Composite For Recovery Of Lithium From Brines, And Process Of Using Said Composition | Patented | View | |
| 18257230 | Reverse Osmosis Composite Membrane With An Ultrathin Desalting Layer And Preparation Method Thereof | Patented | View | |
| 18195722 | Porous Membrane Including Perfluoroalkoxy Alkane (Pfa)-Based Melt-Extruded Film And Having Pores Controlled By Biaxial Stretching, And Manufacturing Method Therefor | Patented | View | |
| 18075321 | Hemodialysis System Reservoir Level Sensor | Patented | View | |
| 18165834 | Over Flow Box Filter | Abandoned | View | |
| 17613731 | Ultrapure Water Production System And Method Of Producing Ultrapure Water | Abandoned | View | |
| 19304453 | Cleaning Device | Patented | View | |
| 17777407 | Thermocouple-Based Distillation Module And Method | Patented | View | |
| 18333663 | Triamine-Functionalized Mcm-41-Based Filtration Membrane | Patented | View | |
| 18013332 | Composite Hollow Fiber Membrane Module And Method For Producing Same | Abandoned | View | |
| 17924298 | Ceramic Membrane Technology For Molecule-Range Separation | Patented | View | |
| 17425380 | Apparatus For An Extracorporeal Blood Treatment | Patented | View | |
| 17993289 | Methods And Systems For The Separation Of Metal Ions From An Aqueous Feed | Abandoned | View | |
| 18643122 | Apparatus And Methods For Solution Processing | Patented | View | |
| 18797358 | Treating Circulating Cell Clusters | Patented | View | |
| 18016003 | Spiral Wound Multi-Effect Membrane Distillation Module | Patented | View | |
| 18174926 | Systems And Methods For Inducing Plug Flow During Fluid Separation Using Air | Patented | View | |
| 18093650 | Structure For Appliance Water Filter | Patented | View | |
| 18588284 | Extracorporeal Device And Method For Removal Of Secondary Membrane | Patented | View | |
| 17927541 | Oil And Water Separation Membrane | Abandoned | View | |
| 17821661 | Oil Extraction Apparatus | Abandoned | View | |
| 17766069 | Simplified Fluid Connection And Membrane Filter | Abandoned | View | |
| 17924297 | A Semi-Crystalline Polymer Membrane | Abandoned | View | |
| 18050011 | Process For Preparing Extracellular Vesicles | Patented | View | |
| 17338321 | Membrane With Enhanced Potting Material | Abandoned | View | |
| 18652528 | Hollow Fiber Membrane And Method For Closing The Same | Patented | View | |
| 18408133 | Electrodialysis Stack | Patented | View | |
| 17311883 | Water Treatment Device | Abandoned | View | |
| 17321128 | Methods And Systems For Processing A Cell Culture | Abandoned | View | |
| 17911895 | Extracorporeal Treatment Of Covid-19 | Abandoned | View | |
| 17994686 | Process For Obtaining Polyamide Membrane With Nanostructured Coating, Membranes And Use | Patented | View | |
| 17879884 | Filter Cleaning Device | Abandoned | View | |
| 17799809 | Improved Systems, And Methods Of Solventless Extraction Of Cannabinoid Compounds | Abandoned | View |
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