Examiner Adel Y. Youssef

Grant ratio: 47.3% (21st percentile in Art Unit 2618 among examiners with at least 20 applications). Average office actions per grant: 1.92. Most common rejection type: §103.

Appears inactive Last office action in data: July 2009
Grant ratio 47.3%
Average office actions / grant 1.92
Compared with Art unit Very hard
Compared with Work group Very hard
Compared with Technology center Very hard
Compared with USPTO About average

Examiner record

Examiner ID
84231
Primary art unit
2618
Work group
2610
Technology center
2600
Applications
55
Granted applications
26

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 29 56.5% 1.87
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 1.75 96 office actions across 55 applications
Applications with office actions 100.0% 55 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 25 45.5%
2 OAs 22 40.0%
3 OAs 5 9.1%
4 OAs 3 5.5%
5+ OAs 0 0.0%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2007: 0.0% 2007 2008: 44.1% 2008 2009: 55.0% 2009

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2007100.0%
2008341544.1%
2009201155.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 55 3.6% 30.9% 56.4% 0.0%
Action 2 30 0.0% 23.3% 76.7% 0.0%
Action 3 8 0.0% 0.0% 100.0% 0.0%
Action 4 3 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 2.1% 2 of 96 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%
2.9%
0.0%

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

PTAB appeals

No PTAB decisions could be matched to this examiner.

Older and transferred applications may not have a reliable examiner match. Data through Aug. 27, 2026.

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