Examiner Gabriel Joseph Rene Lambert

Grant ratio: 50.0% (40th percentile in Art Unit 3669 among examiners with at least 20 applications). Average office actions per grant: 2.29. Most common rejection type: §103.

Recently active Last office action in data: August 2026
Grant ratio 50.0%
Average office actions / grant 2.29
Compared with Art unit Very hard
Compared with Work group Very hard
Compared with Technology center About average
Compared with USPTO Very hard

Examiner record

Examiner ID
95260
Primary art unit
3669
Work group
3660
Technology center
3600
Applications
164
Granted applications
82
Examiner phone
(571) 272-4334
Supervisor
Erin Piateski
Supervisor phone
(571) 270-7429

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 55 56.5% 1.85
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 2.29 375 office actions across 164 applications
Applications with office actions 98.2% 161 applications
Office actionsApplicationsShare of applications
No OA observed 3 1.8%
1 OA 49 29.9%
2 OAs 60 36.6%
3 OAs 21 12.8%
4 OAs 21 12.8%
5+ OAs 10 6.1%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2020: 81.8% 2020 2021: 84.0% 2021 2022: 73.5% 2022 2023: 73.3% 2023 2024: 40.7% 2024 2025: 21.7% 2025 2026: 0.0% 2026

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
202011981.8%
2021252184.0%
2022342573.5%
2023151173.3%
2024271140.7%
202523521.7%
20262900.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 161 5.0% 5.6% 81.4% 5.6%
Action 2 112 8.0% 5.4% 67.0% 18.8%
Action 3 52 3.8% 1.9% 82.7% 13.5%
Action 4 31 6.5% 0.0% 90.3% 3.2%
Action 5 10 0.0% 0.0% 100.0% 0.0%
Action 6 5 0.0% 0.0% 100.0% 0.0%
Action 7 2 0.0% 0.0% 100.0% 0.0%
Action 8 1 0.0% 0.0% 100.0% 0.0%
Action 9 1 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years 5.3% 9 of 169 office actions
All years 5.6% 21 of 375 office actions
Change -0.3 pts Percentage points

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

By year

8.3%
1.4%
4.6%
12.1%
2024: AI examples
1.5%
2025: August memo
13.5%
2.6%

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.

Job History

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