Prosecution Insights
Last updated: October 27, 2026

Yih-Horng Shiao, USPTO Patent Examiner

Listed by the USPTO as SHIAO, YIH-HORNG

Tech Center 1600 • Art Units: 1618 1621 1623 1672 1673 1691 1693

This examiner grants 73% of resolved cases

Analysis

SHIAO, YIH-HORNG has 974 resolved cases in Tech Center 1600 and Art Unit 1618. The allowance rate is 72.6%, the interview lift is 75.9%, and the median time to allowance is 877 days. The interview measure is especially prominent in this profile, showing a strong positive association alongside a favorable allowance rate.

Boehringer Ingelheim International GmbH, Endeavor Biomedicines Inc., and AbbVie Inc. are the leading listed companies. FOLEY & LARDNER LLP, Morgan, Lewis & Bockius LLP (WA), and BakerHostetler are the leading listed firms. The 974 resolved cases give practitioners a broad record in which to study this pattern. Interview preparation may deserve significant attention, while the 877-day median remains important for prosecution scheduling.

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

Performance Statistics

72.6%
Allow Rate
+12.6% vs TC avg
1,011
Total Applications
+75.9%
Interview Lift
877
Avg Prosecution Days
Based on 974 resolved cases, 2023–2026

Rejection Statute Breakdown

6.2%
§101 Eligibility
16.3%
§102 Novelty
33.7%
§103 Obviousness
28.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18666922 Combination treatment and/or prevention of renal diseases and/or hypertension in non-human mammals comprising one or more SGLT-2 inhibitors and telmisartan Non-Final OA BOEHRINGER INGELHEIM VETMEDICA GMBH
18594627 SYSTEMS AND METHODS FOR DELIVERY OF LIQUID PHARMACEUTICAL COMPOSITIONS IN PARTICULAR COMPRISING ONE OR MORE SGLT-2 INHIBITOR(S) Non-Final OA Boehringer Ingelheim Vetmedica GmbH
18742823 BROMODOMAIN INHIBITORS Non-Final OA AbbVie Inc.
18687149 COMPOSITION FOR ENHANCING IMMUNOGENICITY Non-Final OA TORAY INDUSTRIES, INC.
18700011 SILICONE-MODIFIED PULLULAN, A COMPOSITION COMPRISING THE SAME, AND A COSMETIC Non-Final OA Shin-Etsu Chemical Co., Ltd.
18225010 METHODS FOR PRODUCING SYNTHETIC OLIGONUCLEOTIDES AND REMOVAL AGENTS FOR REMOVING IMPURITIES FROM ORGANIC WASH SOLVENTS USED IN OLIGONUCLEOTIDE SYNTHESIS Final Rejection Honeywell International Inc.
18283408 METHODS AND COMPOSITIONS FOR TREATING CANCER THERAPY-INDUCED NEUTROPENIC FEVER AND/OR GVHD Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18681728 THERAPEUTIC COMPOSITIONS AND RELATED METHODS Non-Final OA CORNELL UNIVERSITY
18507851 TUMOR IMMUNOTHERAPY Non-Final OA The Trustees of Columbia University in the City of New York
18043254 RNA STORAGE METHOD Final Rejection KAO CORPORATION
18469530 EXPANDING THE CHEMICAL SUBSTRATES FOR GENETIC CODE REPROGRAMMING Non-Final OA The Board of Trustees of the University of Illinois
18733430 METHOD FOR SEPARATING COMPONENTS USING SUPERCRITICAL FLUID CHROMATOGRAPH Non-Final OA OSAKA UNIVERSITY
18714279 HYALURONIC ACID POWDER Non-Final OA Kewpie Corporation

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Frequently Asked Questions

What is examiner Yih-Horng Shiao's allowance rate?

72.6% of resolved applications examined by Yih-Horng Shiao were allowed (974 resolved cases), compared with 33.1% across Art Unit 1618 over the last five years.

Does an interview help with examiner Yih-Horng Shiao?

This examiner's interview lift is +75.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Yih-Horng Shiao take to allow a patent?

Applications allowed by Yih-Horng Shiao took 877 days on average from filing to allowance.

Which art unit does examiner Yih-Horng Shiao work in?

Yih-Horng Shiao examines applications in Art Unit 1618 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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