Prosecution Insights
Last updated: October 27, 2026

Bradley R Spies, USPTO Patent Examiner

Listed by the USPTO as SPIES, BRADLEY R

Tech Center 1700 • Art Units: 1742 1772 1776 1777

This examiner grants 74% of resolved cases

Performance Statistics

74.1%
Allow Rate
+9.1% vs TC avg
875
Total Applications
+19.1%
Interview Lift
873
Avg Prosecution Days
Based on 844 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
18.2%
§102 Novelty
49.7%
§103 Obviousness
18.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18395615 RESIN MEMBRANE FILTER AND MANUFACTURING METHOD OF RESIN MEMBRANE FILTER Non-Final OA FUJIFILM Corporation
18432867 METHOD OF MANUFACTURING ULTRA-PURE WATER Non-Final OA SAMSUNG ELECTRONICS CO.,LTD.
17914725 Chromatography Solvent Supply With Tubing Arm For Positioning a Tubing End Final Rejection Agilent Technologies, Inc.
18463325 METHOD AND SYSTEM FOR TREATMENT OF SALINE-ALKALI WATER BY MULTI-MEMBRANE NANOFILTRATION AND PHOTOTHERMAL CONVERSION Non-Final OA ZHEJIANG UNIVERSITY
18557842 SURFACE-MODIFIED POLYMERIC MEMBRANES AND METHOD OF MAKING THEREOF Non-Final OA Solventum Intellectual Properties Company
18372535 CATALYSTS Non-Final OA The Regents of the University of California
18901451 RAPID AND FACILE MEMBRANE ADSORBER FABRICATION WITH ULTRA HIGH BINDING CAPACITY Non-Final OA RENSSELAER POLYTECHNIC INSTITUTE
18287557 DEGRADABLE WASTE PROCESSING Non-Final OA THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
18642764 CLOSURE ELEMENT FOR DRAINAGE OPENING OF FILTER SYSTEM, FILTER HOUSING PART OF FILTER SYSTEM, FILTER ELEMENT, AND FILTER SYSTEM Non-Final OA MANN+HUMMEL GmbH

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Frequently Asked Questions

What is examiner Bradley R Spies's allowance rate?

74.1% of resolved applications examined by Bradley R Spies were allowed (844 resolved cases), compared with 58.3% across Art Unit 1742 over the last five years.

Does an interview help with examiner Bradley R Spies?

This examiner's interview lift is +19.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Bradley R Spies take to allow a patent?

Applications allowed by Bradley R Spies took 873 days on average from filing to allowance.

Which art unit does examiner Bradley R Spies work in?

Bradley R Spies examines applications in Art Unit 1742 in Tech Center 1700 (Chemistry & Materials).

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