Prosecution Insights
Last updated: May 29, 2026

Examiner: CUTLIFF, YATE KAI RENE

Tech Center 1600 • Art Units: 1600 1621 1622 1656 1671 1672 1692

This examiner grants 80% of resolved cases

Performance Statistics

79.8%
Allow Rate
+19.8% vs TC avg
1,309
Total Applications
+24.2%
Interview Lift
816
Avg Prosecution Days
Based on 1290 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
6.8%
§102 Novelty
58.0%
§103 Obviousness
16.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18264390 MANUFACTURING OF ALLENE KETONES USING AN AMMONIUM (THIO)SULFATES OR HYDROGEN (THIO)SULFATES Non-Final OA DSM IP Assets B.V.
18253605 INTEGRATED CARBOXYLIC ACID PRODUCTION FROM SYNTHESIS GAS Final Rejection Rohm and Haas Company
18259002 METHOD FOR PRODUCING GLYCOLIC ACID Non-Final OA RHODIA OPERATIONS
18767864 TEREPHTHALIC ACID ESTERS FORMATION Non-Final OA 9449710 CANADA INC.
18743978 VERSATILE METHOD FOR PURIFYING GLYCERIDIC MATERIALS Non-Final OA DESMET BELGIUM
18661567 METHODS FOR CO-PRODUCING XYLITOL AND CARAMEL PIGMENT Non-Final OA ZHEJIANG HUAKANG PHARMACEUTICAL CO., LTD.
18655215 METHOD FOR PRODUCING LIPIDS COMPRISING STRUCTURAL UNITS BASED ON GLYCERIDES OF HYDROXYCARBOXYLIC ACIDS Non-Final OA IOI Oleo GmbH
18244347 PROCESSES FOR ISOTOPIC MODIFICATION OF POLYUNSATURATED FATTY ACIDS AND DERIVATIVES THEREOF Non-Final OA BioJiva LLC
17760027 MICROMIXING FOR HIGH THROUGHPUT MICROFLUIDIC REFINING Non-Final OA CHEMTOR, LP
18135893 CONSTRUCTION METHOD AND APPLICATION OF MICROTUBE-BASED IONIC LIQUID COLLOID/WATER INTERFACE Non-Final OA East China Normal University

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