Examiner Thuy-Ai Nguyen

Grant ratio: 59.9% (66th percentile in Art Unit 1763 among examiners with at least 20 applications). Average office actions per grant: 2.86. Most common rejection type: §103.

Appears inactive Last office action in data: September 2019
Grant ratio 59.9%
Average office actions / grant 2.86
Compared with Art unit About average
Compared with Work group About average
Compared with Technology center About average
Compared with USPTO About average

Examiner record

Examiner ID
83910
Primary art unit
1763
Work group
1760
Technology center
1700
Applications
416
Granted applications
249

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 19 52.6% 2.12
Group 170 51.2% 2.03
Tech Center 1,792 44.3% 2.14
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.73 1,221 office actions across 447 applications
Applications with office actions 100.0% 447 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 147 32.9%
2 OAs 104 23.3%
3 OAs 67 15.0%
4 OAs 55 12.3%
5+ OAs 74 16.6%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 13.3% 2008 2009: 3.6% 2009 2010: 46.7% 2010 2011: 30.4% 2011 2012: 46.2% 2012 2013: 65.4% 2013 2014: 77.4% 2014 2015: 71.4% 2015 2016: 62.9% 2016 2017: 85.2% 2017 2018: 58.3% 2018 2019: 82.9% 2019

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
200815213.3%
20092813.6%
2010301446.7%
2011461430.4%
201213646.2%
2013261765.4%
2014624877.4%
2015352571.4%
2016352262.9%
2017615285.2%
2018241458.3%
2019413482.9%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 447 0.0% 14.8% 74.0% 0.2%
Action 2 300 0.0% 11.0% 82.0% 2.0%
Action 3 196 0.5% 6.6% 87.8% 2.6%
Action 4 129 0.0% 7.8% 87.6% 2.3%
Action 5 74 0.0% 5.4% 89.2% 0.0%
Action 6 42 0.0% 11.9% 83.3% 2.4%
Action 7 15 0.0% 0.0% 93.3% 0.0%
Action 8 8 0.0% 0.0% 100.0% 0.0%
Action 9 4 0.0% 0.0% 100.0% 0.0%
Action 10 4 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 0.1% 1 of 1,221 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%
0.0%
0.0%
0.0%
2014: Alice
0.0%
1.0%
0.0%
0.0%
0.0%
2019: PEG
0.0%

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

PTAB appeals

Matched decisions: 10. Merits outcomes: 7 affirmed, 0 affirmed in part, and 3 reversed.

Full reversal rate
30.0% 3/10 decisions
Full or partial reversal rate
30.0% 3/10 decisions
Median appeal duration
16.1 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
May. 2, 2022 14/283,889 Reversed §103
Jun. 25, 2019 12/934,877 Reversed §103
Sep. 27, 2018 13/304,846 Affirmed §103
Jun. 21, 2017 12/024,200 Affirmed §103
Mar. 29, 2016 12/203,998 Affirmed §103
Oct. 23, 2013 11/401,626 Affirmed N/A
Dec. 3, 2012 12/069,640 Reversed N/A
Nov. 19, 2012 12/396,007 Affirmed N/A
Sep. 17, 2012 11/599,977 Affirmed N/A
May. 11, 2011 11/674,390 Affirmed §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.

Job History

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