1. Stats
  2. USPTO
  3. TC 2100
  4. Group 2150-2160
  5. Art Unit 2159
  6. Examiner Lo (SPE)

Examiner Lo Ann J (SPE)

2159-LO-ANN-J

Employment Information

Art Unit:2159 — Data processing: database and file management or data structures
Group:2150-2160 — Data Bases & File Management
Classes: 706 — Data processing: artificial intelligence
707 — Data processing: database and file management or data structures
711 — Electrical computers and digital processing systems: memory
703 — Data processing: structural design, modeling, simulation, and emulation
Phone:(571) 272-9767
Email:ann.lo@uspto.gov
Location:VA 22314
Title:Supvy Pat Examnr Elctrl Engrg
Service:20 years
Grade:GS-15

Grant Rate and Difficulty Ranking

91
3-Year Grant rate: 28% over 43 cases
Difficulty: Extremely Hard
Difficulty Percentile: 91st

With Examiner Lo (SPE), you have a 28% chance of getting an issued patent by 3 years after the first office action. Examiner Lo (SPE) is an extremely hard examiner and in the 91st percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner Lo (SPE), 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 2159

Examiner Lo (SPE)'s grant rate is lower than that of Art Unit 2159 and lower than that of the USPTO.

Average Office Actions Per Grant
Examiner Lo (SPE) 1.2
Art Unit 2159 2.2

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Appeals Statistics

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Appeal History

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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.