AI Patent Analysis Toolkit
PatentAgility
by KellDann

Examiner Hieu Hoang

Examiner Hieu Hoang appears to be about average relative to their peer examiners. Their lifetime grant ratio is 75.7%, they average 2.15 office actions per granted patent, and their rejection profile is dominated by ยง103.

Difficulty vs AU Very Easy
Difficulty vs Group Very Easy
Difficulty vs TC About Average
Difficulty vs USPTO About Average
Average OA / Grant 2.15
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Examiner Details

Observed Examiner Years
19 years (2008-2026)
Phone
(571) 270-1253
Predicted Supervisor
Joseph Thomas
Supervisor Phone
(571) 272-6776
Tech Center
2400 - Computer Networks, Multiplex, Cable and Cryptography/Security
Group
2450 - Computer Networks

Metrics

Applications Evaluated
653
Granted Applications
494
Non-Granted Applications
159
Avg OA / Grant
2.15
Last OA Observed
March 2026 (0 months ago)
Art Units Seen
2449 , 2452
Work Groups Seen

Context Comparison

Scope Examiners Lifetime Grant Ratio Avg OA / Grant
This Examiner 1 75.7% 2.15
Art Unit 20 64.6% 2.20
Group 208 59.3% 2.41
Tech Center 1,727 60.4% 2.14
USPTO 16,116 54.8% 1.98

Grant Timeline

0.0% 25.0% 50.0% 75.0% 100.0% 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026
Shaded region marks the last two observed years, where grant outcomes may lag due to recency.
Year Applications Granted Grant Rate
No observed data before 2008; examiner may not yet have been active in the available dataset.
2008 27 14 51.9%
2009 33 18 54.5%
2010 22 14 63.6%
2011 57 45 78.9%
2012 34 24 70.6%
2013 44 34 77.3%
2014 28 22 78.6%
2015 37 32 86.5%
2016 34 26 76.5%
2017 43 38 88.4%
2018 41 36 87.8%
2019 40 32 80.0%
2020 40 32 80.0%
2021 31 31 100.0%
2022 24 23 95.8%
2023 37 35 94.6%
2024 25 20 80.0%
2025 44 18 40.9%
2026 12 0 0.0%

494 family-cache-validated grants; 0 OA-only grant signals.

Rejection Timeline

OA # Office Actions § 101 Percentage § 102 Percentage § 103 Percentage § 112 Percentage
1 652 1.2% 10.9% 79.0% 6.0%
2 366 0.8% 7.1% 87.2% 4.1%
3 192 1.0% 4.7% 90.6% 2.6%
4 122 0.8% 2.5% 91.8% 3.3%
5 58 0.0% 5.2% 91.4% 3.4%
6 32 0.0% 6.3% 93.8% 0.0%
7 13 0.0% 7.7% 92.3% 0.0%
8 5 0.0% 0.0% 100.0% 0.0%
9 2 0.0% 0.0% 100.0% 0.0%
10 1 0.0% 0.0% 100.0% 0.0%

§ 101 Yearly Trend

2014: Alice
2019: PEG
2024: AI Examples
2025: Aug. Memo
0.0%
2008
2.0%
2009
1.9%
2010
0.7%
2011
0.0%
2012
0.0%
2013
0.0%
2014
0.0%
2015
1.3%
2016
0.0%
2017
1.3%
2018
0.0%
2019
0.0%
2020
4.9%
2021
1.9%
2022
3.6%
2023
2.3%
2024
0.0%
2025
0.0%
2026

Each bar shows the share of this examiner's observed office actions in that year that included a § 101 rejection.