Examiner Meseker Takele

Grant ratio: 43.4% (45th percentile in Art Unit 2141 among examiners with at least 20 applications). Average office actions per grant: 4.26. Most common rejection type: §103.

Appears inactive Last office action in data: October 2018
Grant ratio 43.4%
Average office actions / grant 4.26
Compared with Art unit About average
Compared with Work group About average
Compared with Technology center Very hard
Compared with USPTO Very hard

Examiner record

Examiner ID
83107
Primary art unit
2141
Work group
2140
Technology center
2100
Applications
242
Granted applications
105

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 25 33.3% 2.64
Group 177 32.8% 2.41
Tech Center 1,781 52.8% 2.19
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 3.97 1,095 office actions across 276 applications
Applications with office actions 100.0% 276 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 49 17.8%
2 OAs 45 16.3%
3 OAs 39 14.1%
4 OAs 51 18.5%
5+ OAs 92 33.3%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2007: 50.0% 2007 2008: 42.9% 2008 2009: 31.8% 2009 2010: 40.7% 2010 2011: 57.9% 2011 2012: 45.0% 2012 2013: 57.6% 2013 2014: 64.3% 2014 2015: 35.0% 2015 2016: 21.1% 2016 2017: 18.8% 2017 2018: 40.0% 2018

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
20072150.0%
200821942.9%
200922731.8%
2010271140.7%
2011191157.9%
201220945.0%
2013331957.6%
2014281864.3%
201520735.0%
201619421.1%
201716318.8%
201815640.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 276 0.0% 26.1% 72.8% 0.0%
Action 2 227 0.4% 12.3% 86.8% 0.0%
Action 3 182 0.0% 9.9% 90.1% 0.0%
Action 4 143 0.0% 12.6% 87.4% 0.0%
Action 5 92 1.1% 5.4% 91.3% 1.1%
Action 6 69 0.0% 5.8% 92.8% 0.0%
Action 7 42 0.0% 4.8% 92.9% 0.0%
Action 8 26 0.0% 0.0% 100.0% 0.0%
Action 9 16 0.0% 0.0% 100.0% 0.0%
Action 10 9 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 0.2% 2 of 1,095 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%
0.0%
0.0%
0.0%
0.0%
0.0%
0.7%
2014: Alice
0.8%
0.0%
0.0%
0.0%
0.0%

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

PTAB appeals

Matched decisions: 17. Merits outcomes: 2 affirmed, 4 affirmed in part, and 11 reversed.

Full reversal rate
64.7% 11/17 decisions
Full or partial reversal rate
88.2% 15/17 decisions
Median appeal duration
26.8 months
New grounds of rejection
2
Recent decisions
DecisionApplicationOutcomeIssues
Aug. 23, 2019 12/983,575 Affirmed §103
Jun. 13, 2019 12/274,919 Reversed §103
Nov. 27, 2018 13/932,666 Reversed N/A
Nov. 14, 2016 12/186,746 Reversed New ground of rejection N/A
Sep. 19, 2016 13/618,818 Reversed §103
Jan. 29, 2016 11/834,667 Affirmed in part §103 · §120
Nov. 13, 2015 12/480,002 Reversed N/A
Jun. 15, 2015 11/215,792 Affirmed N/A
Apr. 24, 2015 11/010,316 Reversed N/A
May. 7, 2014 10/905,173 Reversed New ground of rejection N/A
Aug. 30, 2013 11/320,668 Reversed §102
Jul. 24, 2013 11/164,977 Reversed §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.

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