Examiner Michael Vanchy Jr

Grant ratio: 60.8% (22nd percentile in Art Unit 2666 among examiners with at least 20 applications). Average office actions per grant: 2.22. Most common rejection type: §103.

Recently active Last office action in data: August 2026
Grant ratio 60.8%
Average office actions / grant 2.22
Compared with Art unit Very hard
Compared with Work group Very hard
Compared with Technology center About average
Compared with USPTO About average

Examiner record

Examiner ID
83582
Primary art unit
2666
Work group
2660
Technology center
2600
Applications
643
Granted applications
391
Examiner phone
(571) 270-1193
Supervisor
Emily Terrell
Supervisor phone
(571) 270-3717

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 38 64.4% 1.71
Group 289 63.2% 1.66
Tech Center 1,754 57.4% 1.88
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.19 1,411 office actions across 644 applications
Applications with office actions 100.0% 644 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 232 36.0%
2 OAs 214 33.2%
3 OAs 101 15.7%
4 OAs 58 9.0%
5+ OAs 39 6.1%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 38.5% 2008 2009: 58.1% 2009 2010: 46.4% 2010 2011: 60.7% 2011 2012: 41.4% 2012 2013: 47.1% 2013 2014: 69.2% 2014 2015: 76.0% 2015 2016: 78.8% 2016 2017: 63.2% 2017 2018: 68.6% 2018 2019: 74.4% 2019 2020: 73.7% 2020 2021: 90.0% 2021 2022: 69.4% 2022 2023: 70.3% 2023 2024: 90.6% 2024 2025: 36.8% 2025 2026: 0.0% 2026

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2008261038.5%
2009432558.1%
2010281346.4%
2011281760.7%
2012291241.4%
2013341647.1%
2014392769.2%
2015251976.0%
2016332678.8%
2017382463.2%
2018352468.6%
2019392974.4%
2020382873.7%
2021302790.0%
2022362569.4%
2023372670.3%
2024322990.6%
2025381436.8%
20263500.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 644 1.7% 3.1% 91.6% 1.6%
Action 2 412 2.9% 2.7% 92.5% 0.7%
Action 3 198 2.0% 1.5% 92.9% 1.5%
Action 4 97 3.1% 1.0% 94.8% 1.0%
Action 5 39 0.0% 0.0% 100.0% 0.0%
Action 6 14 0.0% 0.0% 100.0% 0.0%
Action 7 4 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%
Action 10 1 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years 3.5% 7 of 200 office actions
All years 2.1% 30 of 1,411 office actions
Change +1.4 pts Percentage points

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

By year

8.2%
2.1%
1.4%
0.0%
0.0%
0.0%
2014: Alice
0.0%
2.2%
3.3%
5.2%
4.0%
2019: PEG
0.0%
1.5%
0.0%
1.5%
0.0%
2024: AI examples
3.2%
2025: August memo
2.9%
7.1%

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

PTAB appeals

Matched decisions: 4. Merits outcomes: 1 affirmed, 1 affirmed in part, and 2 reversed.

Full reversal rate
50.0% 2/4 decisions
Full or partial reversal rate
75.0% 3/4 decisions
Median appeal duration
27.5 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
Sep. 14, 2016 12/420,111 Affirmed in part §103 · §112
May. 23, 2016 11/542,785 Reversed §103
Aug. 12, 2015 11/697,310 Affirmed N/A
Nov. 14, 2014 11/252,320 Reversed §102

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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