Examiner Tiffany Ohman

Grant ratio: 65.9% (50th percentile in Art Unit 3663 among examiners with at least 20 applications). Average office actions per grant: 1.82. Most common rejection type: §103.

Recently active Last office action in data: August 2026
Grant ratio 65.9%
Average office actions / grant 1.82
Compared with Art unit Very easy
Compared with Work group Very easy
Compared with Technology center Very easy
Compared with USPTO Very easy

Examiner record

Examiner ID
94855
Primary art unit
3663
Work group
3660
Technology center
3600
Applications
367
Granted applications
242
Examiner phone
(313) 446-6575
Supervisor
Helal Algahaim
Supervisor phone
(571) 270-5227

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 51 57.2% 1.91
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 1.74 639 office actions across 367 applications
Applications with office actions 96.2% 353 applications
Office actionsApplicationsShare of applications
No OA observed 14 3.8%
1 OA 194 52.9%
2 OAs 89 24.3%
3 OAs 29 7.9%
4 OAs 32 8.7%
5+ OAs 9 2.5%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2019: 66.7% 2019 2020: 71.9% 2020 2021: 51.6% 2021 2022: 80.4% 2022 2023: 83.8% 2023 2024: 80.4% 2024 2025: 47.9% 2025 2026: 0.0% 2026

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
20193266.7%
2020322371.9%
2021311651.6%
2022564580.4%
20231058883.8%
2024564580.4%
2025482347.9%
20263600.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 353 4.8% 26.1% 54.7% 10.2%
Action 2 159 3.8% 22.6% 66.0% 4.4%
Action 3 70 2.9% 14.3% 70.0% 11.4%
Action 4 41 0.0% 19.5% 80.5% 0.0%
Action 5 9 0.0% 11.1% 88.9% 0.0%
Action 6 5 0.0% 0.0% 80.0% 20.0%
Action 7 2 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years 4.9% 12 of 245 office actions
All years 3.9% 25 of 639 office actions
Change +1.0 pts Percentage points

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

By year

2019: PEG
0.0%
1.3%
3.6%
2.8%
4.8%
2024: AI examples
5.0%
2025: August memo
4.8%
7.7%

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

PTAB appeals

Matched decisions: 9. Merits outcomes: 3 affirmed, 1 affirmed in part, and 4 reversed.

Full reversal rate
50.0% 4/8 decisions
Full or partial reversal rate
62.5% 5/8 decisions
Median appeal duration
8.9 months
New grounds of rejection
1
Recent decisions
DecisionApplicationOutcomeIssues
Jun. 26, 2025 16/948,253 Reversed §102 · §103
Mar. 31, 2025 16/597,441 Reversed New ground of rejection §102 · §103 · §112
Oct. 23, 2023 16/119,764 Affirmed in part N/A
Jul. 10, 2023 16/206,186 Affirmed §103
Nov. 1, 2022 15/935,195 Reversed §103 · §112
Aug. 17, 2022 16/130,676 Affirmed §101 · §103
Aug. 16, 2022 16/128,859 Reversed N/A
Jun. 16, 2022 16/159,302 Affirmed §102
May. 5, 2021 16/045,798 Granted §102 · §103 · §112

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.

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