Examiner Jade R. Chwasz

Grant ratio: 61.7% (41st percentile in Art Unit 2872 among examiners with at least 20 applications). Average office actions per grant: 2.29. Most common rejection type: §103.

Appears inactive Last office action in data: January 2024
Grant ratio 61.7%
Average office actions / grant 2.29
Compared with Art unit Very hard
Compared with Work group About average
Compared with Technology center Very hard
Compared with USPTO About average

Examiner record

Examiner ID
83551
Primary art unit
2872
Work group
2870
Technology center
2800
Applications
1,041
Granted applications
642

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 102 61.9% 1.70
Group 351 61.2% 1.71
Tech Center 2,413 62.4% 1.69
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.23 2,339 office actions across 1,047 applications
Applications with office actions 100.0% 1,047 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 388 37.1%
2 OAs 350 33.4%
3 OAs 130 12.4%
4 OAs 100 9.6%
5+ OAs 79 7.5%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 17.5% 2008 2009: 16.0% 2009 2010: 30.4% 2010 2011: 54.4% 2011 2012: 66.7% 2012 2013: 66.2% 2013 2014: 67.3% 2014 2015: 69.4% 2015 2016: 65.9% 2016 2017: 61.5% 2017 2018: 61.6% 2018 2019: 67.5% 2019 2020: 76.7% 2020 2021: 84.6% 2021 2022: 77.3% 2022 2023: 82.6% 2023 2024: 100.0% 2024

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
200840717.5%
200950816.0%
2010692130.4%
2011573154.4%
2012724866.7%
2013714766.2%
2014986667.3%
2015855969.4%
2016825465.9%
2017523261.5%
2018734561.6%
2019775267.5%
2020604676.7%
2021655584.6%
2022665177.3%
2023231982.6%
202411100.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 1,047 0.3% 8.6% 84.6% 3.9%
Action 2 659 0.0% 6.1% 90.0% 2.1%
Action 3 309 0.0% 2.3% 93.9% 2.6%
Action 4 179 0.0% 1.1% 94.4% 3.4%
Action 5 79 1.3% 1.3% 94.9% 2.5%
Action 6 41 0.0% 2.4% 97.6% 0.0%
Action 7 15 0.0% 0.0% 100.0% 0.0%
Action 8 5 0.0% 0.0% 100.0% 0.0%
Action 9 4 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 0.0% 0 of 15 office actions
All years 0.2% 4 of 2,339 office actions
Change -0.2 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%
0.0%
0.0%
0.0%
0.0%
0.0%
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.6%
2019: PEG
0.0%
0.9%
0.8%
0.8%
0.0%
2024: AI examples
0.0%

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

PTAB appeals

Matched decisions: 17. Merits outcomes: 6 affirmed, 0 affirmed in part, and 11 reversed.

Full reversal rate
64.7% 11/17 decisions
Full or partial reversal rate
64.7% 11/17 decisions
Median appeal duration
28.9 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
Feb. 13, 2023 15/705,689 Reversed §103
May. 24, 2022 16/163,309 Affirmed N/A
Dec. 7, 2021 15/444,731 Reversed §103
Dec. 22, 2016 13/604,940 Reversed §103
Mar. 21, 2016 12/889,885 Affirmed §103
Dec. 22, 2015 12/409,289 Reversed N/A
Dec. 4, 2015 12/631,972 Affirmed N/A
Mar. 23, 2015 11/399,432 Reversed N/A
Oct. 29, 2014 12/355,510 Affirmed §103
Apr. 30, 2014 12/702,040 Affirmed N/A
Mar. 13, 2014 12/088,683 Reversed N/A
Feb. 6, 2014 12/140,807 Reversed §103

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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