Examiner William E. Tapolcai

Grant ratio: 7.4% (6th percentile in Art Unit 3744 among examiners with at least 20 applications). Average office actions per grant: 1.75. Most common rejection type: §103.

Appears inactive Last office action in data: June 2015
Grant ratio 7.4%
Average office actions / grant 1.75
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
73848
Primary art unit
3744
Work group
3740
Technology center
3700
Applications
108
Granted applications
8

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 60 35.9% 2.12
Group 444 57.6% 1.86
Tech Center 2,671 48.4% 2.01
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 1.63 176 office actions across 108 applications
Applications with office actions 100.0% 108 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 63 58.3%
2 OAs 33 30.6%
3 OAs 6 5.6%
4 OAs 4 3.7%
5+ OAs 2 1.9%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 0.0% 2008 2009: 42.9% 2009 2010: 10.7% 2010 2011: 0.0% 2011 2012: 0.0% 2012 2013: 7.4% 2013 2014: 0.0% 2014 2015: 0.0% 2015

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2008100.0%
20097342.9%
201028310.7%
20111600.0%
20121600.0%
20132727.4%
2014700.0%
2015600.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 108 0.0% 7.4% 91.7% 0.9%
Action 2 45 0.0% 8.9% 80.0% 11.1%
Action 3 12 0.0% 0.0% 91.7% 8.3%
Action 4 6 0.0% 0.0% 83.3% 16.7%
Action 5 2 0.0% 0.0% 100.0% 0.0%
Action 6 2 0.0% 0.0% 100.0% 0.0%
Action 7 1 0.0% 0.0% 0.0% 100.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 0.0% 0 of 176 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%
2014: Alice
0.0%
0.0%

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

PTAB appeals

Matched decisions: 5. Merits outcomes: 3 affirmed, 0 affirmed in part, and 2 reversed.

Full reversal rate
40.0% 2/5 decisions
Full or partial reversal rate
40.0% 2/5 decisions
Median appeal duration
27.9 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
Jun. 11, 2013 11/795,588 Affirmed N/A
May. 31, 2013 11/829,169 Reversed §103
Apr. 11, 2013 11/728,918 Affirmed §103
Oct. 23, 2012 10/519,832 Reversed §103
Mar. 21, 2011 11/203,783 Affirmed §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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