Examiner Juvena Loo

Grant ratio: 80.1% (63rd percentile in Art Unit 2473 among examiners with at least 20 applications). Average office actions per grant: 2.26. Most common rejection type: §103.

Appears inactive Last office action in data: July 2021
Grant ratio 80.1%
Average office actions / grant 2.26
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
83920
Primary art unit
2473
Work group
2470
Technology center
2400
Applications
513
Granted applications
411

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 27 65.9% 1.96
Group 202 63.7% 1.93
Tech Center 1,754 58.4% 2.14
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.20 1,139 office actions across 518 applications
Applications with office actions 100.0% 518 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 217 41.9%
2 OAs 147 28.4%
3 OAs 72 13.9%
4 OAs 40 7.7%
5+ OAs 42 8.1%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 60.0% 2008 2009: 58.3% 2009 2010: 60.0% 2010 2011: 70.8% 2011 2012: 84.3% 2012 2013: 88.4% 2013 2014: 84.2% 2014 2015: 75.0% 2015 2016: 85.7% 2016 2017: 100.0% 2017 2018: 73.1% 2018 2019: 81.6% 2019 2020: 92.1% 2020 2021: 100.0% 2021

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2008201260.0%
2009241458.3%
2010301860.0%
2011483470.8%
2012514384.3%
2013433888.4%
2014383284.2%
2015362775.0%
2016423685.7%
20174242100.0%
2018523873.1%
2019383181.6%
2020383592.1%
20211111100.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 518 0.6% 8.3% 84.4% 1.2%
Action 2 301 0.7% 6.0% 87.0% 1.7%
Action 3 154 2.6% 5.2% 89.0% 0.6%
Action 4 82 0.0% 3.7% 91.5% 3.7%
Action 5 42 4.8% 0.0% 90.5% 2.4%
Action 6 25 0.0% 4.0% 88.0% 4.0%
Action 7 11 0.0% 9.1% 90.9% 0.0%
Action 8 4 0.0% 0.0% 100.0% 0.0%
Action 9 1 0.0% 0.0% 0.0% 100.0%
Action 10 1 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 1.0% 11 of 1,139 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%
2.7%
0.0%
1.7%
0.0%
0.0%
2014: Alice
1.5%
1.2%
0.9%
0.0%
2.0%
2019: PEG
1.4%
1.4%
0.0%

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

PTAB appeals

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

Full reversal rate
25.0% 1/4 decisions
Full or partial reversal rate
75.0% 3/4 decisions
Median appeal duration
20.7 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
Aug. 4, 2022 16/321,812 Affirmed in part §103
Dec. 21, 2017 14/137,877 Reversed §102 · §103
May. 13, 2015 12/426,023 Affirmed N/A
Feb. 25, 2015 12/428,021 Affirmed in part §102 · §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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