Examiner Zarni Maung

Grant ratio: 91.9% (97th percentile in Art Unit 2451 among examiners with at least 20 applications). Average office actions per grant: 1.41. Most common rejection type: §103.

Appears inactive Last office action in data: May 2018
Grant ratio 91.9%
Average office actions / grant 1.41
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
71900
Primary art unit
2451
Work group
2450
Technology center
2400
Applications
556
Granted applications
511

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 21 55.7% 2.26
Group 210 57.4% 2.41
Tech Center 1,754 58.4% 2.14
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 1.41 807 office actions across 571 applications
Applications with office actions 100.0% 571 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 406 71.1%
2 OAs 116 20.3%
3 OAs 35 6.1%
4 OAs 9 1.6%
5+ OAs 5 0.9%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 83.3% 2008 2009: 91.2% 2009 2010: 96.5% 2010 2011: 88.1% 2011 2012: 93.8% 2012 2013: 97.1% 2013 2014: 89.3% 2014 2015: 93.4% 2015 2016: 98.2% 2016 2017: 90.7% 2017 2018: 88.2% 2018

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2008665583.3%
2009343191.2%
2010858296.5%
2011675988.1%
2012323093.8%
2013353497.1%
2014282589.3%
2015615793.4%
2016565598.2%
2017756890.7%
2018171588.2%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 571 7.9% 37.8% 30.8% 1.1%
Action 2 165 9.7% 27.9% 49.1% 1.8%
Action 3 49 0.0% 26.5% 63.3% 6.1%
Action 4 14 21.4% 21.4% 57.1% 0.0%
Action 5 5 40.0% 0.0% 60.0% 0.0%
Action 6 1 0.0% 0.0% 100.0% 0.0%
Action 7 1 0.0% 0.0% 100.0% 0.0%
Action 8 1 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 8.2% 66 of 807 office actions
Change N/A 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%
0.8%
1.2%
2.0%
0.0%
2014: Alice
2.3%
19.1%
13.9%
25.0%
24.1%

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

PTAB appeals

Matched decisions: 8. Merits outcomes: 1 affirmed, 2 affirmed in part, and 4 reversed.

Full reversal rate
57.1% 4/7 decisions
Full or partial reversal rate
85.7% 6/7 decisions
Median appeal duration
28.5 months
New grounds of rejection
1
Recent decisions
DecisionApplicationOutcomeIssues
Feb. 3, 2020 15/144,389 Remanded §101 · §112
Mar. 4, 2015 11/965,281 Reversed N/A
Oct. 31, 2014 11/061,312 Reversed New ground of rejection §103 · §112
Apr. 29, 2014 12/277,202 Affirmed in part §103
Jul. 17, 2012 12/089,173 Reversed §102
Jun. 19, 2012 09/775,042 Affirmed in part N/A
May. 8, 2012 11/284,750 Affirmed §102 · §120
May. 8, 2012 11/284,751 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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