Prosecution Insights
Last updated: April 19, 2026

Examiner: ZHU, QIN

Tech Center 2600 • Art Units: 2651 2654 2656 2691

This examiner grants 88% of resolved cases

Performance Statistics

87.5%
Allow Rate
+25.5% vs TC avg
639
Total Applications
+2.6%
Interview Lift
768
Avg Prosecution Days
Based on 610 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
20.9%
§102 Novelty
42.0%
§103 Obviousness
16.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18792869 METHODS, APPARATUS AND SYSTEMS FOR DECOMPRESSING A HIGHER ORDER AMBISONICS (HOA) SIGNAL Non-Final OA Dolby Laboratories Licensing Corporation
17621193 RENDERING OF AN M-CHANNEL INPUT ON S SPEAKERS (S<M) Non-Final OA Dolby Laboratories Licensing Corporation
18753182 Sound Field Related Rendering Non-Final OA Nokia Technologies Oy
18676687 CANCELLATION OF ULTRASONIC SIGNALS Non-Final OA Nokia Technologies Oy
18654073 Rendering of Reverberation with Startup Control Final Rejection Nokia Technologies Oy
18265473 Apparatus, Methods and Computer Programs for Providing Spatial Audio Non-Final OA Nokia Technologies Oy
18587771 CONTROL APPARATUS FOR CAUSING SPEAKER TO REPRODUCE SOUND CORRESPONDING TO LISTENING POINT, CONTROL METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM Final Rejection CANON KABUSHIKI KAISHA
18652345 Modifying Audio Data Transmitted to a Receiving Device to Account for Acoustic Parameters of a User of the Receiving Device Non-Final OA Meta Platforms Technologies, LLC
18786950 BATTERY ELECTRIC VEHICLE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18520208 TECHNIQUES FOR ADDING DISTANCE-DEPENDENT REVERB TO AN AUDIO SIGNAL FOR A VIRTUAL SOUND SOURCE Final Rejection HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
18364638 HYBRID RENDERING Non-Final OA QUALCOMM Incorporated
18577874 SOUND GENERATION DEVICE, SOUND GENERATION METHOD, AND PROGRAM Final Rejection Sony Interactive Entertainment Inc.
18545081 DISPLAY CONTROL APPARATUS, AND DISPLAY CONTROL METHOD Non-Final OA Sumitomo Pharma Co., Ltd.
18660059 RENDERERS, DECODERS, ENCODERS, METHODS AND BITSTREAMS USING SPATIALLY EXTENDED SOUND SOURCES Non-Final OA Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18669943 SEAMLESS REVERBERATION TRANSITION IN VIRTUAL VENUES Non-Final OA HARMAN BECKER AUTOMOTIVE SYSTEMS GmbH
18672858 DYNAMIC CASINO-SPECIFIC PERSONALIZABLE SOUND Non-Final OA IGT
18672835 DYNAMIC CASINO-SPECIFIC PERSONALIZABLE SOUND ROUTING AND AUTOMATIC NOISE CANCELLATION Non-Final OA IGT
18711447 METHOD FOR ELIMINATING ROOM MODES, AND DIGITAL SIGNAL PROCESSOR AND LOUDSPEAKER THEREFOR Non-Final OA ROCKET SCIENCE AG
18226754 METHOD AND SYSTEM FOR SIMULATING SPATIAL SOUND IN AUGMENTED REALITY AND COMPUTER-READABLE STORAGE MEDIUM Final Rejection AMBIT MICROSYSTEMS (SHANGHAI) LTD.

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