Examiner Nakia Leffall-Allen

Grant ratio: 49.4% (82nd percentile in Art Unit 3685 among examiners with at least 20 applications). Average office actions per grant: 2.88. Most common rejection type: §103.

Appears inactive Last office action in data: August 2025
Grant ratio 49.4%
Average office actions / grant 2.88
Compared with Art unit Very easy
Compared with Work group About average
Compared with Technology center About average
Compared with USPTO Very hard

Examiner record

Examiner ID
91094
Primary art unit
3685
Work group
3680
Technology center
3600
Applications
243
Granted applications
120

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 57 34.4% 3.08
Group 285 28.7% 2.80
Tech Center 2,381 46.2% 2.12
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.93 766 office actions across 261 applications
Applications with office actions 100.0% 261 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 93 35.6%
2 OAs 61 23.4%
3 OAs 21 8.0%
4 OAs 35 13.4%
5+ OAs 51 19.5%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2010: 100.0% 2010 2014: 16.7% 2014 2015: 4.8% 2015 2016: 22.2% 2016 2017: 7.1% 2017 2018: 11.1% 2018 2019: 10.5% 2019 2020: 47.2% 2020 2021: 76.2% 2021 2022: 96.6% 2022 2023: 83.3% 2023 2024: 78.6% 2024 2025: 18.2% 2025

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
201011100.0%
20146116.7%
20152114.8%
20169222.2%
20171417.1%
201818211.1%
201919210.5%
2020361747.2%
2021211676.2%
2022292896.6%
2023302583.3%
2024282278.6%
202511218.2%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 261 6.1% 11.9% 69.7% 4.2%
Action 2 168 2.4% 8.9% 81.5% 4.2%
Action 3 107 6.5% 3.7% 85.0% 3.7%
Action 4 86 1.2% 4.7% 86.0% 8.1%
Action 5 51 2.0% 2.0% 80.4% 15.7%
Action 6 41 0.0% 0.0% 90.2% 9.8%
Action 7 21 0.0% 0.0% 100.0% 0.0%
Action 8 15 0.0% 0.0% 100.0% 0.0%
Action 9 8 25.0% 0.0% 75.0% 0.0%
Action 10 5 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years 17.6% 19 of 108 office actions
All years 4.0% 31 of 766 office actions
Change +13.5 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%
0.0%
16.7%
0.0%
0.0%
0.0%
2014: Alice
2.6%
0.0%
0.0%
0.0%
1.2%
2019: PEG
0.0%
0.0%
6.8%
10.6%
2.0%
2024: AI examples
10.6%
2025: August memo
31.8%

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

PTAB appeals

Matched decisions: 8. Merits outcomes: 2 affirmed, 0 affirmed in part, and 6 reversed.

Full reversal rate
75.0% 6/8 decisions
Full or partial reversal rate
75.0% 6/8 decisions
Median appeal duration
8.4 months
New grounds of rejection
1
Recent decisions
DecisionApplicationOutcomeIssues
Aug. 29, 2025 16/693,692 Reversed New ground of rejection §101 · §103
Oct. 6, 2021 13/632,907 Affirmed §101 · §112
May. 24, 2021 15/650,690 Reversed §103 · §112
Oct. 2, 2020 13/614,429 Reversed §103 · §112
Aug. 20, 2020 14/514,290 Reversed §101 · §103 · §112
Aug. 14, 2020 11/966,414 Reversed §101 · §103 · §112
Apr. 30, 2018 13/649,935 Affirmed §101 · §103 · §112
Apr. 9, 2015 10/562,314 Reversed N/A

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 Aug. 27, 2026.

Job History

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