Prosecution Insights
Last updated: August 18, 2026

Examiner: SPIES, BRADLEY R

Tech Center 1700 • Art Units: 1645 1742 1772 1777

This examiner grants 74% of resolved cases

Performance Statistics

74.1%
Allow Rate
+9.1% vs TC avg
854
Total Applications
+20.7%
Interview Lift
872
Avg Prosecution Days
Based on 834 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
18.1%
§102 Novelty
49.8%
§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
18472298 POLYPYRROLE-GRAPHITIC CARBON NITRIDE (PPY-G-C3N4) DECORATED POLYMERIC/CERAMIC COMPOSITE FILTRATION MEMBRANE Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18372535 CATALYSTS Non-Final OA The Regents of the University of California
18557842 SURFACE-MODIFIED POLYMERIC MEMBRANES AND METHOD OF MAKING THEREOF Non-Final OA Solventum Intellectual Properties Company
18716805 METHOD FOR CONTROLLING LIQUID CHROMATOGRAPH Non-Final OA HITACHI HIGH-TECH CORPORATION
17914725 Chromatography Solvent Supply With Tubing Arm For Positioning a Tubing End Final Rejection Agilent Technologies, Inc.

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