AI Patent Analysis Toolkit
PatentAgility
by KellDann

Examiner Josephine Chang

Appears inactive Last observed office action: September 2022 (42 months ago).

Examiner Josephine Chang appears to be about average relative to their peer examiners. Their lifetime grant ratio is 55.0%, they average 2.68 office actions per granted patent, and their rejection profile is dominated by ยง103.

Difficulty vs AU Very Hard
Difficulty vs Group About Average
Difficulty vs TC About Average
Difficulty vs USPTO About Average
Average OA / Grant 2.68
Export
Word PDF

Create account to export.

Examiner Details

Observed Examiner Years
11 years (2012-2022)
Tech Center
1700 - Chemical and Materials Engineering
Group
1760 - Organic Chemistry, Polymers, Compositions

Metrics

Applications Evaluated
522
Granted Applications
287
Non-Granted Applications
235
Avg OA / Grant
2.68
Last OA Observed
September 2022 (42 months ago)
Art Units Seen
1762 , 1763 , 1768
Work Groups Seen

Context Comparison

Scope Examiners Lifetime Grant Ratio Avg OA / Grant
This Examiner 1 55.0% 2.68
Art Unit 8 58.7% 2.32
Group 163 54.4% 2.03
Tech Center 1,713 47.3% 2.14
USPTO 16,116 54.8% 1.98

Grant Timeline

0.0% 25.0% 50.0% 75.0% 100.0% 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
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 2012; examiner may not yet have been active in the available dataset.
2012 9 6 66.7%
2013 34 19 55.9%
2014 55 16 29.1%
2015 43 20 46.5%
2016 57 26 45.6%
2017 49 25 51.0%
2018 58 37 63.8%
2019 44 25 56.8%
2020 73 50 68.5%
2021 42 22 52.4%
2022 58 41 70.7%
No observed data after 2022; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA # Office Actions § 101 Percentage § 102 Percentage § 103 Percentage § 112 Percentage
1 536 0.7% 9.1% 60.6% 1.3%
2 394 0.0% 7.6% 87.6% 3.3%
3 221 0.0% 4.1% 91.9% 2.3%
4 156 0.0% 3.2% 92.9% 1.3%
5 96 0.0% 4.2% 94.8% 0.0%
6 58 0.0% 1.7% 96.6% 0.0%
7 36 0.0% 2.8% 94.4% 2.8%
8 16 0.0% 0.0% 93.8% 6.3%
9 9 0.0% 0.0% 88.9% 11.1%
10 3 0.0% 0.0% 100.0% 0.0%

§ 101 Yearly Trend

2014: Alice
2019: PEG
1.9%
2012
0.7%
2013
0.0%
2014
0.0%
2015
0.6%
2016
0.0%
2017
0.0%
2018
0.6%
2019
0.0%
2020
0.0%
2021
0.0%
2022

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