Last updated: May 29, 2026

Examiner: KIEFER, DALTON EDWARD

Tech Center 1600 • Art Units: 1652

This examiner grants 0% of resolved cases

Performance Statistics

—

Allow Rate

-60.0% vs TC avg

Total Applications

—

Interview Lift

Avg Prosecution Days

Based on 0 resolved cases, 2023–2026

§101 Eligibility

9.1%

§102 Novelty

72.7%

§103 Obviousness

§112 Clarity

App #	Title	Status	Assignee
18463063	POLYPEPTIDE CAPTURE, IN SITU FRAGMENTATION AND IDENTIFICATION	Final Rejection	NAUTILUS SUBSIDIARY, INC.
18533181	METHOD OF USING/APPLYING A KERATIN HYDROLYSIS PEPTIDE SOLUTION TO ENAHNCE THE FLAVOR OF TEA LEAVES	Non-Final OA	CH Biotech R&D Co., Ltd.
18292448	METHOD FOR DIAGNOSING ACUTE EXACERBATION OF BRONCHIECTASIS AND KIT THEREFOR	Non-Final OA	Z BIOTECH INC.
18543707	METHOD FOR DETERMINING FIBRINOGEN	Non-Final OA	Siemens Healthcare Diagnostics Products GmbH

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