Prosecution Insights
Last updated: May 29, 2026

Examiner: QIN, JIANCHUN

Tech Center 2800 • Art Units: 2655 2800 2832 2837

This examiner grants 69% of resolved cases

Performance Statistics

69.4%
Allow Rate
+1.4% vs TC avg
1,045
Total Applications
+14.0%
Interview Lift
900
Avg Prosecution Days
Based on 1005 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
14.0%
§102 Novelty
78.3%
§103 Obviousness
2.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17986644 MELODY EXTRACTION FROM POLYPHONIC SYMBOLIC MUSIC Final Rejection Lemon Inc.
17979433 SAFETY CHAIN DEVICE AND SAFETY PROTECTION SYSTEM FOR ESCALATOR Final Rejection Otis Elevator Company
17838878 COMPONENT MISALIGNMENT SENSING Final Rejection Otis Elevator Company
17399762 ELEVATOR POSITION REFERENCE SYSTEMS AND MONITORING BUILDING SETTLEMENT USING AN ELEVATOR POSITION REFERENCE SYSTEM Final Rejection Otis Elevator Company
16950995 ELEVATOR CARS Non-Final OA Otis Elevator Company
17474122 POWER CONSUMPTION Final Rejection KONE Corporation
17177615 DEVICES, METHODS AND COMPUTER PROGRAMS FOR MONITORING, PROCESSING AND ADJUSTING AN ELEVATOR EMERGENCY STOPPING EVENT Final Rejection Kone Corporation
17625681 TOUCH-SENSITIVE ELEVATOR OPERATION DEVICE FOR DIRECTION OF TRAVEL CALLS Final Rejection INVENTIO AG
18112619 INPUT DEVICE AND ELECTRONIC MUSICAL INSTRUMENT Non-Final OA YAMAHA CORPORATION
17885486 ESTIMATION MODEL CONSTRUCTION METHOD, PERFORMANCE ANALYSIS METHOD, ESTIMATION MODEL CONSTRUCTION DEVICE, AND PERFORMANCE ANALYSIS DEVICE Non-Final OA Yamaha Corporation
17747394 INFORMATION PROCESSING SYSTEM, KEYBOARD MUSICAL INSTRUMENT, AND INFORMATION PROCESSING METHOD Non-Final OA YAMAHA CORPORATION
17693059 Sound Signal Generation Method, Sound Signal Generation Device, Non-transitory Computer Readable Medium Storing Sound Signal Generation Program and Electronic Musical Apparatus Non-Final OA Yamaha Corporation
17877330 METHOD, INFORMATION PROCESSING APPARATUS AND PERFORMANCE EVALUATION SYSTEM Final Rejection CASIO COMPUTER CO., LTD.
17694412 INFORMATION PROCESSING DEVICE, ELECTRONIC MUSICAL INSTRUMENT, AND INFORMATION PROCESSING METHOD Final Rejection CASIO COMPUTER CO., LTD.
18680369 OPERATION SYSTEMS AND METHODS FOR HOIST ELEVATORS Final Rejection Designed Access LLC
18082988 AUTOMATED GENERATION OF AUDIO TRACKS Non-Final OA Soundful, Inc.

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