Examiner Tize Ma

Grant ratio: 73.3% (78th percentile in Art Unit 2613 among examiners with at least 20 applications). Average office actions per grant: 2.46. Most common rejection type: §103.

Appears inactive Last office action in data: September 2024
Grant ratio 73.3%
Average office actions / grant 2.46
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
84520
Primary art unit
2613
Work group
2610
Technology center
2600
Applications
640
Granted applications
469

Save this analysis

Download this examiner report.

Log in / Sign Up to export

Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 30 47.5% 1.81
Group 292 48.6% 1.92
Tech Center 1,759 56.9% 1.88
USPTO 16,572 52.1% 1.98

Office actions per application

Average office actions per application 2.47 1,587 office actions across 642 applications
Applications with office actions 100.0% 642 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 180 28.0%
2 OAs 220 34.3%
3 OAs 108 16.8%
4 OAs 77 12.0%
5+ OAs 57 8.9%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2007: 0.0% 2007 2008: 53.3% 2008 2009: 66.7% 2009 2010: 56.8% 2010 2011: 77.8% 2011 2012: 57.1% 2012 2013: 69.8% 2013 2014: 80.0% 2014 2015: 64.3% 2015 2016: 77.1% 2016 2017: 78.4% 2017 2018: 75.0% 2018 2019: 68.4% 2019 2020: 84.8% 2020 2021: 91.9% 2021 2022: 90.3% 2022 2023: 78.4% 2023 2024: 75.0% 2024

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2007100.0%
2008301653.3%
2009453066.7%
2010372156.8%
2011453577.8%
2012422457.1%
2013433069.8%
2014403280.0%
2015281864.3%
2016352777.1%
2017372978.4%
2018403075.0%
2019382668.4%
2020463984.8%
2021373491.9%
2022312890.3%
2023372978.4%
2024282175.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 642 0.0% 5.8% 91.0% 0.8%
Action 2 462 0.0% 3.2% 95.2% 0.4%
Action 3 242 0.8% 2.5% 95.0% 0.8%
Action 4 134 2.2% 1.5% 94.0% 0.7%
Action 5 57 5.3% 1.8% 89.5% 1.8%
Action 6 26 0.0% 0.0% 92.3% 3.8%
Action 7 11 0.0% 0.0% 90.9% 9.1%
Action 8 7 0.0% 0.0% 100.0% 0.0%
Action 9 3 0.0% 0.0% 100.0% 0.0%
Action 10 2 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years 0.0% 0 of 66 office actions
All years 0.5% 8 of 1,587 office actions
Change -0.5 pts Percentage points

Last 3 years: 2023-10-02–2026-10-02. All years includes every dated office action in the data.

By year

0.0%
0.0%
1.6%
2.7%
0.8%
0.0%
1.0%
2014: Alice
0.0%
0.0%
0.0%
1.1%
0.0%
2019: PEG
0.0%
0.0%
0.0%
0.0%
0.0%
2024: AI examples
0.0%

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

PTAB appeals

Matched decisions: 32. Merits outcomes: 10 affirmed, 8 affirmed in part, and 14 reversed.

Full reversal rate
43.8% 14/32 decisions
Full or partial reversal rate
68.8% 22/32 decisions
Median appeal duration
25.0 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
Nov. 25, 2025 17/800,012 Reversed §103
Jan. 26, 2024 17/107,366 Affirmed §101 · §102 · §103
Nov. 3, 2022 16/378,733 Affirmed §101 · §103 · §112
Oct. 30, 2020 14/617,791 Affirmed §103 · §120
Oct. 27, 2020 15/372,589 Reversed §101 · §103 · §112
Dec. 17, 2019 12/658,085 Reversed §103
Sep. 30, 2019 15/051,492 Reversed §103
Sep. 30, 2019 14/704,708 Affirmed in part §103
Sep. 26, 2019 14/161,135 Affirmed in part §102 · §103
Aug. 14, 2019 13/787,340 Reversed §103
Mar. 4, 2019 14/490,874 Reversed N/A
Aug. 21, 2018 13/787,801 Affirmed N/A

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 Oct. 9, 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.