1. Stats
  2. USPTO
  3. TC 2600
  4. Group 2690
  5. Art Unit 2695
  6. Examiner Zhang

Examiner Zhang Leshui

2695-ZHANG-LESHUI

Employment Information

Art Unit:2695 — Electrical audio signal processing systems and devices
Group:2690 — Videophones and Telephonic Communications; Audio Signals; Digital Audio Data Processing
Classes: 381 — Electrical audio signal processing systems and devices
704 — Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression
706 — Data processing: artificial intelligence
725 — Interactive video distribution systems
700 — Data processing: generic control systems or specific applications
340 — Communications: electrical
310 — Electrical generator or motor structure
705 — Data processing: financial, business practice, management, or cost/price determination
297 — Chairs and seats
726 — Information security
Phone:(571) 270-5589
Email:leshui.zhang@uspto.gov
Location:VA 22314
Title:Pat Examnr Elctrl Engrg
Service:17 years
Grade:GS-14

Grant Rate and Difficulty Ranking

38
3-Year Grant rate: 83% over 410 cases
Difficulty: Easier
Difficulty Percentile: 38th

With Examiner Zhang, you have a 83% chance of getting an issued patent by 3 years after the first office action. Examiner Zhang is an easier examiner and in the 38th percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner Zhang, 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 2695

Examiner Zhang's grant rate is lower than that of Art Unit 2695 and higher than that of the USPTO.

Average Office Actions Per Grant
Examiner Zhang 1.9
Art Unit 2695 1.1

Interview Benefit

Grant Rate without Interview

Examiner Zhang has granted 216 of 270 cases without any applicant-requested interviews for a grant rate of 80%.

Grant Rate with Interview

Examiner Zhang has granted 125 of 140 cases with at least one applicant-requested interview for a grant rate of 89%.

Interview Benefit

With Examiner Zhang, conducting an interview increases your chance of getting a patent granted by 11%.

Recent Dispositions

Recent Dispositions

Number Title OA Rejections Status IFW
18124589 Automated Generation Of Improved List-Type Answers In Question Answering Systems Rejection information available with a Premium Stats subscription. See our pricing. Patented View
18568526 Parametric Spatial Audio Rendering Abandoned View
17726728 Video Processing Method, Video Processing Apparatus, And Computer-Readable Storage Medium Patented View
18410942 System And Methods For Upsampling Of Decompressed Speech Data Using A Neural Network Patented View
18553783 Method And Device For Multi-Channel Comfort Noise Injection In A Decoded Sound Signal Patented View
18104083 Systems And Methods For Item-Specific Keyword Recommendation Patented View
18348053 Pulse-Code Modulated Audio Router Patented View
17998992 The Reduction Of Spatial Audio Parameters Patented View
17261633 Apparatus, Methods And Computer Programs For Controlling Band Limited Audio Objects Patented View
18046969 Automated Validation Of Information Exchanged During Interactions Patented View
18449584 Low-Latency Audio Networking Patented View
18496299 Magnetic Field Sensor Using Acoustically Driven Ferromagnetic Resonance Patented View
18544935 Time-Domain Stereo Encoding And Decoding Method And Related Product Patented View
17952465 Contextual Utterance Resolution In Multimodal Systems Patented View
18000862 Methods And Devices For Encoding And/or Decoding Spatial Background Noise Within A Multi-Channel Input Signal Patented View
18257615 Quantizing Spatial Audio Parameters Patented View
18043905 Processing Parametrically Coded Audio Patented View
17933152 Method And Apparatus For Processing Speech, Electronic Device And Storage Medium Patented View
17751562 System And/or Method For Machine Learning Using Discriminator Loss Component-Based Loss Function Abandoned View
17312011 Methods, Apparatus And Systems For Dual-Ended Media Intelligence Patented View
17501993 Apparatus, Method Or Computer Program For Generating An Output Downmix Representation Patented View
18425864 Multichannel Playback Devices And Associated Systems And Methods Patented View
17788155 Spatial Audio Parameter Encoding And Associated Decoding Patented View
18384749 Haptic Output System Patented View
17751516 System And/or Method For Machine Learning Using Binary Poly Loss Function Abandoned View
17765002 Apparatus And Method For Audio Encoding Patented View
18062976 Dummy Prototypical Networks For Few-Shot Open-Set Keyword Spotting Patented View
18439072 Method For Decoding And Encoding A Downmix Matrix, Method For Presenting Audio Content, Encoder And Decoder For A Downmix Matrix, Audio Encoder And Audio Decoder Patented View
18072558 Disambiguation Of Requests For Digital Assistant Task Execution Patented View
17634707 Event Masking Patented View
17586201 Explainable Passage Classification Patented View
16059832 Multi-Channel Audio Decoder, Multi-Channel Audio Encoder, Methods, Computer Program And Encoded Audio Representation Using A Decorrelation Of Rendered Audio Signals Patented View
18350969 Encoding And Decoding Methods, And Encoding And Decoding Apparatuses For Stereo Signal Patented View
17949682 Speaker Identification Method, Speaker Identification Device, Non-Transitory Computer Readable Recording Medium Storing Speaker Identification Program, Sex Identification Model Generation Method, And Speaker Identification Model Generation Method Patented View
17573995 Systems And Methods For Indicating Communication Efficiency Or Compliance With Atc Phraseology Patented View
18982181 Integration Of High Frequency Audio Reconstruction Techniques Patented View
17751538 System And/or Method For Machine Learning Using Student Prediction Model Patented View
18982215 Integration Of High Frequency Audio Reconstruction Techniques Patented View
18376262 Directional Voice Sensing Using Coherent Optical Detection Patented View
17982965 Training Method, Text Translation Method, Electronic Device, And Storage Medium Patented View
18523738 Downmixed Signal Calculation Method And Apparatus Patented View
18349427 Methods And Devices For Encoding And/or Decoding Immersive Audio Signals Patented View
17934184 Predicting Word Boundaries For On-Device Batching Of End-To-End Speech Recognition Models Patented View
18982152 Integration Of High Frequency Audio Reconstruction Techniques Patented View
18464030 Multichannel Audio Coding Patented View
17986877 Systems And Methods For Modifying Room Characteristics For Spatial Audio Rendering Over Headphones Patented View
17817574 Systems And Methods For Question-Answering Using A Multi-Modal End To End Learning System Abandoned View
17948348 Method And Apparatus For Training Text Classification Model Patented View
17678158 Character Input Device, Character Input Method, And Computer-Readable Storage Medium Storing A Character Input Program Abandoned View
17817554 Systems And Methods For Language Modeling With Textual Clincal Data Abandoned View

Appeals Statistics

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