Prosecution Insights
Last updated: October 01, 2026

Examiner: CHELST, SHLOMIT ESTHER

Tech Center 2800 • Art Units: 2853

This examiner grants 89% of resolved cases

Analysis

Shlomit Esther Chelst, an examiner in Tech Center 2800, has a record of 9 resolved cases with a high allowance rate of 88.9%. This rate, although based on a small sample size in Art Unit 2853, suggests a very favorable environment for applicants. The median time to allowance is 739 days, which indicates a relatively fast prosecution cycle. Practitioners can use this 739-day figure as a preliminary benchmark for their applications.

The interview lift is 14.3%, which adds to the already high 88.9% allowance rate. This lift suggests that interviews are a beneficial tool for resolving any remaining issues in the 9 resolved cases. The 739-day median pendency and the 88.9% allowance rate provide a positive outlook for those working in Tech Center 2800. While the 9 resolved cases are few, the 14.3% lift indicates a receptiveness to dialogue that can further improve the chances of a grant.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

88.9%
Allow Rate
+20.9% vs TC avg
25
Total Applications
+14.3%
Interview Lift
739
Avg Prosecution Days
Based on 9 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
11.7%
§102 Novelty
69.5%
§103 Obviousness
14.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18918448 IMAGE RECORDING METHOD Non-Final OA FUJIFILM Corporation
19069274 LIQUID DISCHARGE HEAD, LIQUID DISCHARGE APPARATUS, LIQUID DISCHARGE METHOD, AND STORAGE MEDIUM Non-Final OA RICOH COMPANY, LTD.
19023422 LIQUID EJECTION APPARATUS Non-Final OA RICOH COMPANY, LTD.
19092583 LIQUID CONTAINER Non-Final OA SEIKO EPSON CORPORATION
19089459 RECORDING DEVICE Non-Final OA SEIKO EPSON CORPORATION
19087702 PRINTING SYSTEM AND IMAGING DATA STORAGE PROGRAM Non-Final OA SEIKO EPSON CORPORATION
19069583 CARRY CASE AND RECORDING SYSTEM Non-Final OA SEIKO EPSON CORPORATION
19023500 LIQUID EJECTING DEVICE AND LIQUID EJECTING METHOD Non-Final OA SEIKO EPSON CORPORATION
18613316 Ink Jet Ink Composition And Recording Method Non-Final OA SEIKO EPSON CORPORATION
19184803 LIQUID EJECTING APPARATUS Non-Final OA BROTHER KOGYO KABUSHIKI KAISHA
18796709 INK JET RECORDING METHOD AND INK JET RECORDING APPARATUS Final Rejection CANON KABUSHIKI KAISHA
18796751 INK JET RECORDING METHOD AND INK JET RECORDING APPARATUS Final Rejection CANON KABUSHIKI KAISHA
18763293 PRINTING APPARATUS Final Rejection CANON KABUSHIKI KAISHA
18631953 CARTRIDGE AND CARTRIDGE RECYCLING METHOD Final Rejection CANON KABUSHIKI KAISHA
18645914 IMAGE READING DEVICE AND IMAGE FORMING APPARATUS Non-Final OA KONICA MINOLTA, INC.
19021972 INKJET CONTROL METHOD AND INKJET RECORDING APPARATUS Final Rejection KYOCERA Document Solutions Inc.

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