1. Stats
  2. USPTO
  3. TC 1700
  4. Group 1770
  5. Art Unit 1773
  6. Examiner Ellington

Examiner Ellington Marriah C

1773-ELLINGTON-MARRIAH-C

Employment Information

Art Unit:1773 — Liquid purification or separation
Group:1770 — Chemical Apparatus, Separation and Purification, Liquid and Gas Contact Apparatus
Classes: 210 — Liquid purification or separation
209 — Classifying, separating, and assorting solids
205 — Electrolysis: processes, compositions used therein, and methods of preparing the compositions
Phone:(703) 756-1061
Email:None
Location:None
Title:Pat Examnr Gen Chem
Service:3 years
Grade:GS-09

Grant Rate and Difficulty Ranking

3-Year Grant rate: 0% over 6 cases
Difficulty: Not enough data to rank
Difficulty Percentile:

With Examiner Ellington, you have a 0% chance of getting an issued patent by 3 years after the first office action.

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner Ellington, 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.

Comparison with Art Unit 1773

Examiner Ellington's grant rate is lower than that of Art Unit 1773 and lower than that of the USPTO.

Average Office Actions Per Grant
Examiner Ellington 2.0
Art Unit 1773 1.4

Interview Benefit

Grant Rate without Interview

Examiner Ellington has granted 0 of 6 cases without any applicant-requested interviews for a grant rate of 0%.

Grant Rate with Interview

Examiner Ellington has granted 0 of 0 cases with at least one applicant-requested interview for a grant rate of 0%.

Interview Benefit

With Examiner Ellington, conducting an interview increases your chance of getting a patent granted by 100%.

Recent Dispositions

Recent Dispositions

Number Title OA Rejections Status IFW
17619625 A Process For Removal Of Pfas From Water Rejection information available with a Premium Stats subscription. See our pricing. Patented View
17827544 Electrocatalytic Degradation Device For Organic Wastewater Abandoned View
17779228 Liquid Filtration Device Comprising An Ultrasound Emission Module Patented View
17617395 Process For The Concentration Of Amine Water Patented View
17754649 Microplastic Separator Abandoned View
17771583 Manifold For Dialysis Machines And Equipment And Dialysis Machine Or Equipment Comprising Said Manifold Abandoned View
18941364 Constructed Wetland Structure And Methods For Preparing And Using Carbon Source Patented View
17911220 Process For The Supercritical Oxidation Of Sewage Sludge And Other Waste Streams Abandoned View
17593853 Paradice Process System Abandoned View
17623454 Separator Apparatus And Feed Arrangement For Increased Capacity Patented View
17811730 Automatic Self-Cleaning Backwash Strainer Patented View
17618851 Anaerobic Biogas Plant And Digestion Method Abandoned View
17417485 Sterilization Method For Water System, Method Of Removing Nitrosamine Compound From Water System And Drinking Water Production Method Abandoned View
17437021 Digestion Of Organic Sludge Patented View
17576361 Enclosed Media Fluid Filtration Device Patented View
17606997 Method For Flotation Of A Silicate-Containing Iron Ore With A Cationic Collector Patented View
17670560 High Performance Electrocoagulation Systems For Removing Water Contaminants Abandoned View
17631331 Complex Depressant For Controlling Zinc And Iron In Polymetallic-Ore Flotation, Production Process And Application As A Substitute For Zinc Sulfates And Copper Sulfates Abandoned View
17641114 Filtration Membrane Assembly And Method Of Cleaning The Same Abandoned View
17634369 Gravitation Solid Exclusion Device Abandoned View
17630119 Sediment Collector With Self Installation And Self Removal Feature Abandoned View
17846961 Water Filter With Module For Quickly Diagnosing Faulty Component Location Abandoned View
17599612 Apparatus And Method For Providing Purified Water Abandoned View
17313029 Organic Waste Collection Apparatus And Method Patented View
17941153 Rainwater Collector Abandoned View
17841492 Water Trough Cleaner Abandoned View
16974096 Sustainable Processes For Treating Wastewater Abandoned View
17855117 Enriching Drinking Water With Zinc Abandoned View
17298569 Gas-Driven Diffusiophoretic Water Filtration Device With Improved Inlet, Outlet And Membrane Structures Tool Abandoned View
17342780 Roll Assembly, In Particular For Water Treatment, And Treatment Apparatus Abandoned View
17264579 Compositions And Methods For Controlling Ph In Metal Flotation Processes Abandoned View

Appeals Statistics

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