Examiner Daniel F. Hajnik

Grant ratio: 77.3% (98th percentile in Art Unit 2614 among examiners with at least 20 applications). Average office actions per grant: 2.37. Most common rejection type: §103.

Recently active Last office action in data: August 2026
Grant ratio 77.3%
Average office actions / grant 2.37
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
80535
Primary art unit
2614
Work group
2610
Technology center
2600
Applications
806
Granted applications
623
Examiner phone
(571) 272-7642

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 29 39.4% 2.09
Group 291 49.1% 1.92
Tech Center 1,754 57.4% 1.88
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.40 1,938 office actions across 806 applications
Applications with office actions 99.5% 802 applications
Office actionsApplicationsShare of applications
No OA observed 4 0.5%
1 OA 285 35.4%
2 OAs 249 30.9%
3 OAs 99 12.3%
4 OAs 87 10.8%
5+ OAs 82 10.2%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 54.5% 2008 2009: 51.0% 2009 2010: 66.0% 2010 2011: 65.3% 2011 2012: 88.2% 2012 2013: 50.0% 2013 2014: 71.4% 2014 2015: 73.2% 2015 2016: 72.2% 2016 2017: 83.3% 2017 2018: 89.5% 2018 2019: 89.8% 2019 2020: 89.1% 2020 2021: 88.9% 2021 2022: 95.6% 2022 2023: 95.8% 2023 2024: 94.7% 2024 2025: 50.0% 2025 2026: 0.0% 2026

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2008331854.5%
2009492551.0%
2010503366.0%
2011493265.3%
2012343088.2%
2013281450.0%
2014423071.4%
2015413073.2%
2016543972.2%
2017605083.3%
2018575189.5%
2019595389.8%
2020464189.1%
2021544888.9%
2022454395.6%
2023484695.8%
2024383694.7%
20258450.0%
20261100.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 802 1.1% 1.7% 94.0% 0.6%
Action 2 517 3.5% 1.7% 89.7% 4.3%
Action 3 268 2.2% 0.7% 94.4% 2.2%
Action 4 169 2.4% 0.6% 94.1% 1.2%
Action 5 82 0.0% 0.0% 95.1% 0.0%
Action 6 41 0.0% 0.0% 95.1% 2.4%
Action 7 23 0.0% 0.0% 100.0% 0.0%
Action 8 14 0.0% 0.0% 100.0% 0.0%
Action 9 8 0.0% 0.0% 100.0% 0.0%
Action 10 6 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years 0.0% 0 of 113 office actions
All years 1.9% 37 of 1,938 office actions
Change -1.9 pts Percentage points

Last 3 years: 2023-08-28–2026-08-28. All years includes every dated office action in the data.

By year

0.9%
3.0%
3.4%
5.4%
6.0%
1.0%
2014: Alice
0.0%
0.8%
0.8%
2.3%
2.7%
2019: PEG
0.0%
0.0%
0.0%
4.1%
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: 20. Merits outcomes: 9 affirmed, 3 affirmed in part, and 8 reversed.

Full reversal rate
40.0% 8/20 decisions
Full or partial reversal rate
55.0% 11/20 decisions
Median appeal duration
29.6 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
Jun. 7, 2023 16/926,529 Affirmed §103
Jan. 28, 2022 16/040,381 Reversed §102 · §103
Jun. 4, 2021 15/891,555 Affirmed §112
Nov. 16, 2016 12/445,752 Reversed §102 · §103
May. 16, 2016 12/919,081 Affirmed §103
Feb. 29, 2016 10/946,615 Affirmed §103
Aug. 20, 2015 12/647,742 Affirmed §103
Apr. 1, 2015 11/761,197 Affirmed N/A
Mar. 19, 2015 12/423,593 Affirmed §102 · §103
Jan. 23, 2015 11/761,176 Affirmed N/A
May. 24, 2014 11/837,402 Reversed §102 · §103
Apr. 30, 2014 11/226,068 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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