Examiner Patrick Stafford

Grant ratio: 76.0% (50th percentile in Art Unit 2828 among examiners with at least 20 applications). Average office actions per grant: 1.89. Most common rejection type: §103.

Appears inactive Last office action in data: May 2012
Grant ratio 76.0%
Average office actions / grant 1.89
Compared with Art unit About average
Compared with Work group About average
Compared with Technology center About average
Compared with USPTO Very easy

Examiner record

Examiner ID
82449
Primary art unit
2828
Work group
2820
Technology center
2800
Applications
242
Granted applications
184

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 27 60.1% 1.77
Group 207 71.2% 1.64
Tech Center 2,413 62.4% 1.69
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 1.87 453 office actions across 242 applications
Applications with office actions 100.0% 242 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 116 47.9%
2 OAs 69 28.5%
3 OAs 38 15.7%
4 OAs 11 4.5%
5+ OAs 8 3.3%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2008: 57.5% 2008 2009: 80.0% 2009 2010: 79.6% 2010 2011: 77.0% 2011 2012: 86.4% 2012

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2008402357.5%
2009655280.0%
2010544379.6%
2011614777.0%
2012221986.4%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 242 0.0% 6.6% 93.0% 0.0%
Action 2 126 0.0% 1.6% 98.4% 0.0%
Action 3 57 0.0% 1.8% 98.2% 0.0%
Action 4 19 0.0% 5.3% 94.7% 0.0%
Action 5 8 0.0% 0.0% 100.0% 0.0%
Action 6 1 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 0.0% 0 of 453 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%

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

PTAB appeals

Matched decisions: 2. Merits outcomes: 0 affirmed, 1 affirmed in part, and 1 reversed.

Full reversal rate
50.0% 1/2 decisions
Full or partial reversal rate
100.0% 2/2 decisions
Median appeal duration
27.2 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
Nov. 30, 2011 10/529,343 Reversed N/A
Mar. 11, 2011 11/491,005 Affirmed in part §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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