Examiner Daniel L. Murphy

Grant ratio: 79.4% (78th percentile in Art Unit 3645 among examiners with at least 20 applications). Average office actions per grant: 1.63. Most common rejection type: §103.

Appears inactive Last office action in data: December 2025
Grant ratio 79.4%
Average office actions / grant 1.63
Compared with Art unit About average
Compared with Work group Very easy
Compared with Technology center Very easy
Compared with USPTO Very easy

Examiner record

Examiner ID
87144
Primary art unit
3645
Work group
3640
Technology center
3600
Applications
1,181
Granted applications
938

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 51 38.6% 1.62
Group 281 52.9% 1.75
Tech Center 2,381 46.2% 2.12
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 1.64 1,942 office actions across 1,181 applications
Applications with office actions 99.2% 1,171 applications
Office actionsApplicationsShare of applications
No OA observed 10 0.8%
1 OA 691 58.5%
2 OAs 313 26.5%
3 OAs 94 8.0%
4 OAs 41 3.5%
5+ OAs 32 2.7%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2010: 75.0% 2010 2011: 46.3% 2011 2012: 70.5% 2012 2013: 68.1% 2013 2014: 78.9% 2014 2015: 80.2% 2015 2016: 75.2% 2016 2017: 81.5% 2017 2018: 84.2% 2018 2019: 87.1% 2019 2020: 84.6% 2020 2021: 81.1% 2021 2022: 89.4% 2022 2023: 88.0% 2023 2024: 87.7% 2024 2025: 56.5% 2025

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
20108675.0%
2011411946.3%
2012443170.5%
2013694768.1%
2014574578.9%
2015917380.2%
20161098275.2%
20171199781.5%
20181018584.2%
2019938187.1%
2020917784.6%
2021957781.1%
2022857689.4%
2023756688.0%
2024575087.7%
2025462656.5%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 1,171 1.5% 3.8% 68.5% 11.2%
Action 2 480 2.7% 2.3% 70.0% 14.2%
Action 3 167 3.6% 1.2% 78.4% 7.2%
Action 4 73 4.1% 2.7% 76.7% 8.2%
Action 5 32 6.3% 3.1% 68.8% 9.4%
Action 6 14 7.1% 0.0% 78.6% 7.1%
Action 7 5 20.0% 0.0% 60.0% 20.0%

Section 101 rejections

Last 3 years 0.0% 0 of 148 office actions
All years 2.3% 44 of 1,942 office actions
Change -2.3 pts 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%
2.6%
1.3%
1.4%
0.7%
2014: Alice
3.7%
5.7%
1.2%
4.8%
3.5%
2019: PEG
1.5%
3.9%
2.0%
0.9%
0.0%
2024: AI examples
0.0%
2025: August memo
0.0%
0.0%

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

PTAB appeals

Matched decisions: 26. Merits outcomes: 13 affirmed, 5 affirmed in part, and 8 reversed.

Full reversal rate
30.8% 8/26 decisions
Full or partial reversal rate
50.0% 13/26 decisions
Median appeal duration
25.0 months
New grounds of rejection
2
Recent decisions
DecisionApplicationOutcomeIssues
Feb. 27, 2019 14/429,286 Reversed N/A
Dec. 20, 2018 13/442,158 Reversed §101
Aug. 21, 2018 13/415,259 Reversed §103
Aug. 14, 2018 13/185,169 Affirmed §102 · §103 · §120
Mar. 30, 2018 12/939,320 Affirmed §103
Mar. 13, 2018 13/766,213 Affirmed §101 · §112
Nov. 16, 2017 13/398,021 Affirmed §101
Jul. 31, 2017 11/964,402 Affirmed in part New ground of rejection §101 · §102 · §103
Jun. 14, 2017 12/661,785 Affirmed §103
May. 15, 2017 12/367,263 Reversed §103
Mar. 23, 2017 13/493,361 Affirmed §103
Feb. 21, 2017 11/792,448 Affirmed §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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