Prosecution Insights
Last updated: October 27, 2026

Russell G Fiebig, USPTO Patent Examiner

Listed by the USPTO as FIEBIG, RUSSELL G

Tech Center 1700 • Art Units: 1628 1651 1655 1663 1792

This examiner grants 63% of resolved cases

Analysis

FIEBIG, RUSSELL G has 902 resolved cases in Tech Center 1700 and art unit 1628. The allowance rate is 62.6%, the interview lift is 25.0%, and the median time to allowance is 1111 days. The record shows substantial resolved-case activity, a moderate allowance outcome, and an interview effect that supports including examiner discussions in the prosecution plan.

The listed companies are Henkel AG & Co. KGaA, R.J. Reynolds Tobacco Company, and President and Fellows of Harvard College. The listed firms are CHALKER FLORES, LLP, ALSTON & BIRD LLP, and BALLARD SPAHR LLP. Practitioners should prepare focused interview positions while using written amendments and evidence to establish clear distinctions and manage the median timeline.

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

Performance Statistics

62.6%
Allow Rate
-2.4% vs TC avg
949
Total Applications
+25.0%
Interview Lift
1111
Avg Prosecution Days
Based on 902 resolved cases, 2023–2026

Rejection Statute Breakdown

11.7%
§101 Eligibility
8.1%
§102 Novelty
41.2%
§103 Obviousness
30.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18356947 Mineral Oil And Water-Based Pesticide Formulations Non-Final OA Henkel AG & Co. KGaA
18010427 METHODS FOR MODULATING TLR4 SIGNALING Non-Final OA President and Fellows of Harvard College
18763336 SP-8356, EMODIN, AND IT603 ENHANCE BEIGE ADIPOCYTE ACTIVITY AND ALLEVIATE OBESITY AND DIABETES VIA UNCOUPLING PROTEIN 1 (UCP1)-INDEPENDENT MECHANISM Non-Final OA The Chinese University of Hong Kong
18805952 BROCCOLI EXTRACT, NUTRACEUTICAL, AND METHODS OF TREATING INFLAMMATION AND CANCER Non-Final OA THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
18681862 COMPOSITION FOR PREVENTING OR AMELIORATING LOCOMOTIVE SYNDROME Final Rejection DIC Corporation
17995038 USE OF HAEMOGLOBIN FROM ANNELIDS FOR TREATING ACUTE RESPIRATORY DISTRESS SYNDROME Non-Final OA HEMARINA

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Frequently Asked Questions

What is examiner Russell G Fiebig's allowance rate?

62.6% of resolved applications examined by Russell G Fiebig were allowed (902 resolved cases), compared with 26.0% across Art Unit 1628 over the last five years.

Does an interview help with examiner Russell G Fiebig?

This examiner's interview lift is +25.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Russell G Fiebig take to allow a patent?

Applications allowed by Russell G Fiebig took 1,111 days on average from filing to allowance.

Which art unit does examiner Russell G Fiebig work in?

Russell G Fiebig examines applications in Art Unit 1628 in Tech Center 1700 (Chemistry & Materials).

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