Prosecution Insights
Last updated: October 27, 2026

Shelby Lee Fidler, USPTO Patent Examiner

Listed by the USPTO as FIDLER, SHELBY LEE

Tech Center 2800 • Art Units: 2853 2861 2893

This examiner grants 79% of resolved cases

Analysis

FIDLER, SHELBY LEE has 1147 resolved cases in Tech Center 2800 and art unit 2853. The allowance rate is 79.1%, the interview lift is 14.3%, and the median time to allowance is 818 days. The substantial record supports examiner-specific expectations, with a favorable allowance outcome and an interview effect that is supportive but smaller than the allowance figure.

The listed companies are Canon Inc., Seiko Epson Corporation, and Samsung Display Co., Ltd. The listed firms are WORKMAN NYDEGGER, CANTOR COLBURN LLP, and Xsensus. Practitioners may use interviews to clarify discrete points, while concentrating on precise written claim treatment and timely responses to manage cases within the stated median timeline.

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

Performance Statistics

79.1%
Allow Rate
+11.1% vs TC avg
1,186
Total Applications
+14.3%
Interview Lift
818
Avg Prosecution Days
Based on 1147 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
26.0%
§102 Novelty
49.1%
§103 Obviousness
17.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19071135 CASSETTE INCLUDING PROTRUSION CONFIGURED TO CONTACT WIDTHWISE CENTER PORTION OF INK RIBBON TO CAUSE INK RIBBON TO BE CURVED Non-Final OA BROTHER KOGYO KABUSHIKI KAISHA
18672468 LIQUID DISCHARGE APPARATUS AND ESTIMATION METHOD Final Rejection BROTHER KOGYO KABUSHIKI KAISHA
19068275 INK JET RECORDING METHOD Non-Final OA FUJIFILM Corporation
18656601 INK JET RECORDING METHOD AND INK SET Non-Final OA FUJIFILM CORPORATION
19075004 Arrangement for guiding ink from and/or to one or more printheads of an ink jet printing system Non-Final OA CANON KABUSHIKI KAISHA
18954109 LIQUID EJECTION APPARATUS AND METHOD OF CONTROLLING LIQUID EJECTION APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18938473 INKJET RECORDING APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18795847 LIQUID EJECTION HEAD AND METHOD OF MANUFACTURING LIQUID EJECTION HEAD Final Rejection CANON KABUSHIKI KAISHA
19016103 METHOD OF MANUFACTURING INKJET HEAD, INKJET HEAD MANUFACTURED THEREBY, AND METHOD OF INSPECTING INKJET HEAD Non-Final OA Samsung Display Co., LTD.
18731080 INKJET PRINTING DEVICE Non-Final OA Samsung Display Co., LTD.
19058901 LIQUID DISCHARGE DEVICE Non-Final OA SEIKO EPSON CORPORATION
18636412 LIQUID EJECTION APPARATUS Non-Final OA SEIKO EPSON CORPORATION
18127036 Ink Jet Ink Composition And Ink Receiving Body Final Rejection SEIKO EPSON CORPORATION
19015051 SHEET DRYING APPARATUS AND IMAGE FORMING SYSTEM PROVIDED THEREWITH Final Rejection KYOCERA Document Solutions Inc.
18893900 INKJET IMAGE FORMING APPARATUS Final Rejection KYOCERA Document Solutions Inc.
19077284 LIQUID DISCHARGE HEAD, HEAD UNIT, AND LIQUID DISCHARGE APPARATUS Non-Final OA RICOH COMPANY, LTD.
18823892 IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND IMAGE FORMING SYSTEM Final Rejection Ricoh Company, Ltd.
18237495 Device and Method for Producing Pre-Fire Pulses Non-Final OA Canon Production Printing Holding B.V.
18225668 INKJET HEAD UNIT AND SUBSTRATE TREATMENT APPARATUS INCLUDING THE SAME Non-Final OA SEMES CO., LTD.

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Frequently Asked Questions

What is examiner Shelby Lee Fidler's allowance rate?

79.1% of resolved applications examined by Shelby Lee Fidler were allowed (1,147 resolved cases), compared with 72.7% across Art Unit 2853 over the last five years.

Does an interview help with examiner Shelby Lee Fidler?

This examiner's interview lift is +14.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Shelby Lee Fidler take to allow a patent?

Applications allowed by Shelby Lee Fidler took 818 days on average from filing to allowance.

Which art unit does examiner Shelby Lee Fidler work in?

Shelby Lee Fidler examines applications in Art Unit 2853 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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