Examiner Alina R Kaliszewski

Grant ratio: 20.0% (20th percentile in Art Unit 2881 among examiners with at least 20 applications). Average office actions per grant: 1.61. Most common rejection type: §103.

Recently active Last office action in data: August 2026
Grant ratio 20.0%
Average office actions / grant 1.61
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
99500
Primary art unit
2881
Work group
2880
Technology center
2800
Applications
115
Granted applications
23
Examiner phone
(703) 756-5581
Supervisor
Robert Kim
Supervisor phone
(571) 272-2293

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 30 56.3% 1.64
Group 164 64.9% 1.71
Tech Center 2,413 62.4% 1.69
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 1.95 224 office actions across 115 applications
Applications with office actions 100.0% 115 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 52 45.2%
2 OAs 35 30.4%
3 OAs 18 15.7%
4 OAs 6 5.2%
5+ OAs 4 3.5%

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

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2024: 57.1% 2024 2025: 44.2% 2025 2026: 0.0% 2026

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
20247457.1%
2025431944.2%
20266500.0%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 115 0.9% 3.5% 81.7% 13.0%
Action 2 63 0.0% 0.0% 90.5% 7.9%
Action 3 28 0.0% 7.1% 82.1% 10.7%
Action 4 10 0.0% 0.0% 90.0% 20.0%
Action 5 4 0.0% 0.0% 100.0% 0.0%
Action 6 4 0.0% 0.0% 100.0% 25.0%

Section 101 rejections

Last 3 years 0.4% 1 of 224 office actions
All years 0.4% 1 of 224 office actions
Change 0.0 pts Percentage points

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

By year

2024: AI examples
0.0%
2025: August memo
0.0%
1.1%

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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