Examiner Davin Seol

Grant ratio: 42.0% (23rd percentile in Art Unit 3662 among examiners with at least 20 applications). Average office actions per grant: 2.45. Most common rejection type: §103.

Recently active Last office action in data: August 2026
Grant ratio 42.0%
Average office actions / grant 2.45
Compared with Art unit Very hard
Compared with Work group Very hard
Compared with Technology center Very hard
Compared with USPTO Very hard

Examiner record

Examiner ID
96250
Primary art unit
3662
Work group
3660
Technology center
3600
Applications
207
Granted applications
87
Examiner phone
(571) 272-6488

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 50 55.2% 1.96
Group 454 54.1% 1.86
Tech Center 2,381 46.2% 2.12
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.26 468 office actions across 207 applications
Applications with office actions 98.1% 203 applications
Office actionsApplicationsShare of applications
No OA observed 4 1.9%
1 OA 74 35.7%
2 OAs 61 29.5%
3 OAs 29 14.0%
4 OAs 21 10.1%
5+ OAs 18 8.7%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2021: 66.7% 2021 2022: 63.9% 2022 2023: 60.0% 2023 2024: 53.8% 2024 2025: 42.0% 2025 2026: 0.0% 2026

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
20216466.7%
2022362363.9%
2023301860.0%
2024392153.8%
2025502142.0%
20264600.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 203 3.0% 3.0% 90.1% 3.4%
Action 2 129 8.5% 0.8% 86.0% 2.3%
Action 3 68 4.4% 0.0% 80.9% 11.8%
Action 4 39 12.8% 0.0% 74.4% 2.6%
Action 5 18 11.1% 0.0% 72.2% 11.1%
Action 6 8 0.0% 0.0% 75.0% 12.5%
Action 7 3 0.0% 0.0% 66.7% 0.0%

Section 101 rejections

Last 3 years 7.9% 23 of 290 office actions
All years 5.8% 27 of 468 office actions
Change +2.2 pts Percentage points

Last 3 years: 2023-08-28–2026-08-28. All years includes every dated office action in the data.

By year

0.0%
1.0%
3.8%
2024: AI examples
6.7%
2025: August memo
8.7%
12.7%

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

PTAB appeals

No PTAB decisions could be matched to this examiner.

Older and transferred applications may not have a reliable examiner match. Data through Aug. 27, 2026.

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