Examiner Jia-Hai Lee

Grant ratio: 39.5% (41st percentile in Art Unit 1658 among examiners with at least 20 applications). Average office actions per grant: 2.37. Most common rejection type: §103.

Recently active Last office action in data: October 2026
Grant ratio 39.5%
Average office actions / grant 2.37
Compared with Art unit About average
Compared with Work group Very hard
Compared with Technology center About average
Compared with USPTO Very hard

Examiner record

Examiner ID
89442
Primary art unit
1658
Work group
1650
Technology center
1600
Applications
521
Granted applications
206
Examiner phone
(571) 270-1691
Supervisor
Melissa Fisher
Supervisor phone
(571) 270-7430

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 17 38.8% 2.12
Group 209 39.9% 2.00
Tech Center 1,383 37.4% 2.02
USPTO 16,620 51.8% 1.98

Office actions per application

Average office actions per application 2.80 1,461 office actions across 521 applications
Applications with office actions 99.2% 517 applications
Office actionsApplicationsShare of applications
No OA observed 4 0.8%
1 OA 172 33.0%
2 OAs 129 24.8%
3 OAs 76 14.6%
4 OAs 54 10.4%
5+ OAs 86 16.5%

Each application is counted once. “5+” includes all higher counts.

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2012: 100.0% 2012 2013: 40.0% 2013 2014: 47.2% 2014 2015: 51.5% 2015 2016: 64.4% 2016 2017: 82.4% 2017 2018: 70.4% 2018 2019: 65.7% 2019 2020: 15.2% 2020 2021: 40.9% 2021 2022: 36.7% 2022 2023: 39.4% 2023 2024: 22.9% 2024 2025: 5.3% 2025 2026: 0.0% 2026

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
201211100.0%
2013251040.0%
2014361747.2%
2015331751.5%
2016452964.4%
2017514282.4%
2018271970.4%
2019352365.7%
202033515.2%
202122940.9%
2022301136.7%
2023331339.4%
202435822.9%
20253825.3%
20267700.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 517 0.4% 6.0% 38.9% 2.3%
Action 2 345 0.3% 7.2% 49.0% 3.2%
Action 3 216 0.5% 1.9% 50.0% 3.2%
Action 4 140 0.0% 3.6% 50.7% 0.7%
Action 5 86 0.0% 3.5% 48.8% 1.2%
Action 6 58 0.0% 5.2% 58.6% 0.0%
Action 7 40 0.0% 5.0% 40.0% 2.5%
Action 8 28 0.0% 3.6% 53.6% 3.6%
Action 9 13 0.0% 7.7% 46.2% 7.7%
Action 10 8 0.0% 12.5% 50.0% 12.5%

Section 101 rejections

Last 3 years 0.3% 1 of 367 office actions
All years 0.3% 4 of 1,461 office actions
Change 0.0 pts Percentage points

Last 3 years: 2023-10-23–2026-10-23. All years includes every dated office action in the data.

By year

0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
2014: Alice
0.0%
0.0%
1.0%
1.2%
0.0%
2019: PEG
0.0%
0.0%
0.0%
0.0%
0.8%
2024: AI examples
0.0%
2025: August memo
0.0%
1.0%

Each bar is the percentage of office actions with a §101 rejection.

PTAB appeals

Matched decisions: 8. Merits outcomes: 4 affirmed, 0 affirmed in part, and 4 reversed.

Full reversal rate
50.0% 4/8 decisions
Full or partial reversal rate
50.0% 4/8 decisions
Median appeal duration
10.2 months
New grounds of rejection
1
Recent decisions
DecisionApplicationOutcomeIssues
Apr. 30, 2026 16/330,304 Affirmed §103
Mar. 2, 2026 16/814,447 Reversed §103
Sep. 26, 2025 16/097,032 Reversed §103
Mar. 26, 2025 16/212,500 Affirmed §103
Nov. 1, 2024 15/577,906 Reversed New ground of rejection §103 · §112
Oct. 31, 2022 16/043,642 Reversed §103
Feb. 23, 2022 16/010,412 Affirmed §103
Dec. 19, 2016 13/387,931 Affirmed §101 · §102 · §103

The examiner match uses the last recorded office action before the decision. Reversal rates exclude rehearings, remands, dismissals, and other decisions that did not reach the merits. Data through Oct. 30, 2026.

Job History

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