Prosecution Insights
Last updated: October 27, 2026

Emily Fay Eix, USPTO Patent Examiner

Listed by the USPTO as EIX, EMILY FAY

Tech Center 1700 • Art Units: 1651 1653 1796

This examiner grants 46% of resolved cases

Analysis

EIX, EMILY FAY is a USPTO patent examiner in Tech Center 1700 and Art Unit 1651. The profile reports 35 resolved cases, an allowance rate of 45.7%, and an interview lift of 76.0%. Median time to allowance is 1296 days. The limited case history calls for measured interpretation, but the interview figure supports substantial attention to direct examiner engagement when developing the prosecution plan.

Listed companies are BASF SE, Northwestern University, and Inbiose N V. Listed firms are MARSHALL, GERSTEIN & BORUN LLP, QUARLES & BRADY LLP, and TRASKBRITT, P.C. Counsel can use the profile to prepare focused technical interviews while managing expectations around allowance and prosecution duration.

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

Performance Statistics

45.7%
Allow Rate
-19.3% vs TC avg
104
Total Applications
+76.0%
Interview Lift
1296
Avg Prosecution Days
Based on 35 resolved cases, 2023–2026

Rejection Statute Breakdown

4.4%
§101 Eligibility
22.1%
§102 Novelty
35.2%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18012916 NOVEL METHOD OF MEASURING ENZYME ACTIVITY Non-Final OA CJ CHEILJEDANG CORPORATION
18723030 METHOD FOR STORING REDUCED COENZYME Q10 Non-Final OA KANEKA CORPORATION
18708496 MUTANT ACE2 PROTEINS AND METHODS OF USING SAME Non-Final OA Wisconsin Alumni Research Foundation
18229592 USE OF INTESTINAL PROBIOTIC IN PREPARATION OF MEDICAMENT THAT PROMOTES METABOLISM OF ELLAGIC ACID INTO UROLITHIN A, PHARMACEUTICAL COMPOSITION AND USE THEREOF Final Rejection Zhejiang University
18026860 METHOD FOR RECOVERING A PROTEIN FROM A FERMENTATION BROTH COMPRISING A HIGH DEGREE OF LYSED CELLS Final Rejection BASF SE
18173620 WASHING OR CLEANING AGENT COMPRISING A PROTEASE AND AN AMYLASE Non-Final OA BASF SE
18559244 METHODS FOR DIAGNOSIS AND TREATMENT OF CHRONIC PROSTATITIS AND/OR CHRONIC PELVIC PAIN SYNDROME Non-Final OA NORTHWESTERN UNIVERSITY
18005826 ENGINEERED N-GLYCOSYLTRANSFERASES WITH ALTERED SPECIFICITIES Final Rejection Northwestern University
19116456 PROBIOTIC COMPOSITION FOR THE TREATMENT OF MALNUTRITION Non-Final OA Evonik Operations GmbH
17431813 BEE GUT MICROBIAL FORMULATION FOR USE AS A PROBIOTIC FOR IMPROVED BEE HEALTH AND PATHOGEN RESISTANCE Non-Final OA Board of Regents, The University of Texas System
17915405 CELL CAPSULATING LAYER, CAPSULATED CELLS, CELL CAPSULATING COMPOSITION AND PREPARATION METHOD THEREFOR Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
18036813 BINDING PROTEINS FOR COMPLEMENT FACTOR H (CFH) Final Rejection Navigo Proteins GmbH

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Frequently Asked Questions

What is examiner Emily Fay Eix's allowance rate?

45.7% of resolved applications examined by Emily Fay Eix were allowed (35 resolved cases), compared with 31.6% across Art Unit 1651 over the last five years.

Does an interview help with examiner Emily Fay Eix?

This examiner's interview lift is +76.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Emily Fay Eix take to allow a patent?

Applications allowed by Emily Fay Eix took 1,296 days on average from filing to allowance.

Which art unit does examiner Emily Fay Eix work in?

Emily Fay Eix examines applications in Art Unit 1651 in Tech Center 1700 (Chemistry & Materials).

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