Examiner Lawrence-Linh T. Nguyen

Grant ratio: 82.6% (86th percentile in Art Unit 2897 among examiners with at least 20 applications). Average office actions per grant: 2.38. Most common rejection type: §103.

Appears inactive Last office action in data: January 2019
Grant ratio 82.6%
Average office actions / grant 2.38
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
89791
Primary art unit
2897
Work group
2890
Technology center
2800
Applications
242
Granted applications
200

Save this analysis

Download this examiner report.

Log in / Sign Up to export

Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 44 47.5% 1.60
Group 288 53.7% 1.76
Tech Center 2,413 62.4% 1.69
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.32 632 office actions across 272 applications
Applications with office actions 100.0% 272 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 78 28.7%
2 OAs 100 36.8%
3 OAs 50 18.4%
4 OAs 27 9.9%
5+ OAs 17 6.3%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2013: 79.2% 2013 2014: 63.8% 2014 2015: 85.0% 2015 2016: 69.4% 2016 2017: 96.3% 2017 2018: 97.1% 2018 2019: 100.0% 2019

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2013241979.2%
2014473063.8%
2015403485.0%
2016362569.4%
2017545296.3%
2018343397.1%
201977100.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 272 0.7% 38.6% 58.8% 0.4%
Action 2 194 0.0% 33.5% 63.4% 1.0%
Action 3 94 0.0% 27.7% 58.5% 4.3%
Action 4 44 0.0% 36.4% 52.3% 6.8%
Action 5 17 0.0% 35.3% 58.8% 5.9%
Action 6 6 0.0% 16.7% 66.7% 0.0%
Action 7 3 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 N/A 0 of 0 office actions
All years 0.3% 2 of 632 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%
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.0%
2019: PEG
11.1%

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

These are temporarily preserved for your convenience, but expire quickly for your security. We never save substantive inputs, pasted text, and/or uploaded files.

Jobs will appear here.