Examiner Yeung Lopez Feifei

2899-YEUNG-LOPEZ-FEIFEI

Employment Information

Art Unit:2899 — Active solid-state devices (e.g., transistors, solid-state diodes)
Group:28XX — Semiconductors B
Classes: 257 — Active solid-state devices (e.g., transistors, solid-state diodes)
438 — Semiconductor device manufacturing: process
706 — Data processing: artificial intelligence
700 — Data processing: generic control systems or specific applications
712 — Electrical computers and digital processing systems: processing architectures and instruction processing (e.g., processors)
385 — Optical waveguides
716 — Computer-aided design and analysis of circuits and semiconductor masks
345 — Computer graphics processing and selective visual display systems
429 — Chemistry: electrical current producing apparatus, product, and process
505 — Superconductor technology: apparatus, material, process
Phone:(571) 270-1882
Email:feifei.yeung-lopez@uspto.gov
Location:VA 22314
Title:Pat Examnr Elctrl Engrg
Service:19 years
Grade:GS-14

Grant Rate and Difficulty Ranking

28
3-Year Grant rate: 87% over 497 cases
Difficulty: Easier
Difficulty Percentile: 28th

With Examiner Yeung, you have a 87% chance of getting an issued patent by 3 years after the first office action. Examiner Yeung is an easier examiner and in the 28th percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner Yeung, 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 2899

Examiner Yeung's grant rate is lower than that of Art Unit 2899 and higher than that of the USPTO.

Average Office Actions Per Grant
Examiner Yeung 1.5
Art Unit 2899 1.2

Interview Benefit

Grant Rate without Interview

Examiner Yeung has granted 358 of 408 cases without any applicant-requested interviews for a grant rate of 88%.

Grant Rate with Interview

Examiner Yeung has granted 76 of 89 cases with at least one applicant-requested interview for a grant rate of 85%.

Interview Benefit

With Examiner Yeung, conducting an interview decreases your chance of getting a patent granted by 3%.

Recent Dispositions

Recent Dispositions

Number Title OA Rejections Status IFW
18231203 Light Emitting Device For Display And Display Apparatus Having The Same Rejection information available with a Premium Stats subscription. See our pricing. Patented View
18316274 Electrostatic Chuck Heater And Film Deposition Apparatus Patented View
18168483 Electronic Devices Comprising Overlay Marks Patented View
17662379 Micro Light Emitting Diode, Micro Light Emitting Device, And Display Patented View
18616741 Void Free Low Stress Fill Abandoned View
17824930 Apparatus And Method For Manufacturing Semiconductor Structure Patented View
17910275 Display Device Using Semiconductor Light-Emitting Diodes, And Method For Manufacturing Same Patented View
18067992 Light-Emitting Board And Preparation Method Thereof Patented View
18166436 Pixel And Display Device Including The Same Patented View
18060836 Semiconductor Light-Emitting Device And Light Source Device Including The Same Patented View
17947322 Hybrid Cmos Micro-Led Display Layout Patented View
18161437 Micro-Led, Micro-Led Array Panel And Manufacturing Method Thereof Abandoned View
18648939 Backplane And Glass-Based Circuit Board Patented View
18015032 Display Device Patented View
18161370 Micro-Led, Micro-Led Array Panel And Manufacturing Method Thereof Abandoned View
17793209 Display Device Using Semiconductor Light-Emitting Element Patented View
16597100 Tunable Multi-Segment Thermistor Abandoned View
17964438 Narrowband Reflector For Micro-Led Arrays Patented View
18337180 Integrated Circuit Device And Electronic System Including The Same Patented View
18503513 Semiconductor Device And Method Of Integrating Power Module With Interposer And Opposing Substrates Abandoned View
18011066 Display Device Abandoned View
18617589 Optoelectronic Package Structure And Method Of Manufacturing The Same Patented View
18083821 Display Unit And Display Panel Patented View
17800493 Hybrid Display Device, Manufacturing Method Of Hybrid Display Device, And Display Terminal Patented View
17342105 Light Emitting Device, Pixel Comprising Several Such Devices, Matrix Of Pixels And Associated Manufacturing Methods Patented View
17561479 Low Loss Dielectric Metasurface Side Mirrors For Micro-Leds Patented View
17950176 Display Device Abandoned View
17708526 Additively Manufactured Structure And Method Of Manufacturing The Same Patented View
18622955 Display Apparatus Patented View
17759246 Radiation-Emitting Component Having A Converter Layer And Method For Producing A Radiation-Emitting Component Having A Converter Layer Abandoned View
17866552 Spectrum Packaging Structure And Manufacturing Method Therefor Abandoned View
18519229 Light Emitting Device Package And Display Device Having The Same Patented View
17832351 Micro Led Display Device Patented View
18521951 Nanostructure With Various Widths Patented View
17748493 Led Display Assembly, Method For Processing The Led Display Assembly, And Led Display Screen Abandoned View
18016002 Driver Ic And Display Device Patented View
17393875 Latch-Up Free High Voltage Device Patented View
18378504 Photodetector Patented View
17756659 Light-Emitting Module And Display Device Patented View
18709423 Display Device Patented View
18471988 Display Substrate, Fine Metal Mask Set And Display Device Patented View
17553175 Field Electrode Termination Structure For Trench-Based Transistor Devices Abandoned View
18439676 Capacitor Structures Patented View
18883078 Optically Functional Multilayer Structure And Related Method Of Manufacture Patented View
18068245 Method For Manufacturing Light-Emitting Device Patented View
17415977 Radiation-Emitting Component Abandoned View
17663050 Method Forming Gate Stacks Adopting Thin Silicon Cap Patented View
17588091 Gate And Locos Dielectrics Grown Using Locos Processing Patented View
17669313 Memory Device And Manufacturing Method Thereof Patented View
18802233 Ic Structure With Mfmis Memory Cell And Cmos Transistor Patented View

Appeals Statistics

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