Prosecution Insights
Last updated: April 19, 2026

Examiner: KRZYSTAN, ALEXANDER J

Tech Center 2600 • Art Units: 2614 2653 2656 2694

This examiner grants 81% of resolved cases

Performance Statistics

81.4%
Allow Rate
+19.4% vs TC avg
1159
Total Applications
+6.9%
Interview Lift
1137
Avg Prosecution Days
Based on 1121 resolved cases, 2023–2026

Rejection Statute Breakdown

2.7%
§101 Eligibility
24.3%
§102 Novelty
37.1%
§103 Obviousness
21.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18264142 INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD Final Rejection SONY GROUP CORPORATION
18632388 ACTIVE NOISE CONTROL APPARATUS FOR A VEHICLE AND A CONTROL METHOD THEREFOR Final Rejection HYUNDAI MOBIS CO., LTD.
18703967 BLUETOOTH AUDIO PLAYBACK METHOD, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA HONOR DEVICE CO., LTD.
18678716 Apparatus, Methods and Computer Programs for Encoding Spatial Metadata Non-Final OA Nokia Technologies Oy
18636095 GROUPING AND TRANSPORT OF AUDIO OBJECTS Non-Final OA NOKIA TECHNOLOGIES OY
18283493 Interactive Audio Rendering of a Spatial Stream Non-Final OA Nokia Technologies Oy
18635950 APPARATUS AND METHOD FOR REDUCING BRAKE NOISE THROUGH ACTIVE NOISE CONTROL AND METHOD THEREOF Non-Final OA Kia Corporation
18391132 LIVE PEER-TO-PEER VOICE COMMUNICATION SYSTEMS AND METHODS USING MACHINE INTELLIGENCE Final Rejection Apple Inc.
18197646 PORTABLE LISTENING DEVICE WITH WIRELESS CHARGING CASE Non-Final OA APPLE INC.
18094985 CONTENT SHARING USING SOUND-BASED LOCATIONS OF ELECTRONIC DEVICES Final Rejection Apple Inc.
18467969 RECORDING AUDIO USING NEARFIELD RADIO RANGING Non-Final OA International Business Machines Corporation
18679678 SYSTEM AND METHOD FOR SELECTION AND TRANSMISSION OF PERSONALIZED CONTENT TRACKS Non-Final OA Adeia Guides Inc.
18467869 RENDERING INTERFACE FOR AUDIO DATA IN EXTENDED REALITY SYSTEMS Non-Final OA QUALCOMM Incorporated
18599596 SYSTEM FOR OUTPUTTING AUDIO FOR A USER, AND A METHOD THEREOF Final Rejection Sony Interactive Entertainment Inc.
17984117 AUDIO PROCESSING Final Rejection Blackmagic Design Pty Ltd
18447486 APPARATUS, METHOD AND COMPUTER PROGRAM FOR ENCODING, DECODING, SCENE PROCESSING AND OTHER PROCEDURES RELATED TO DIRAC BASED SPATIAL AUDIO CODING USING DIRECT COMPONENT COMPENSATION Final Rejection Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18086110 AUDIO DECODER, AUDIO ENCODER, AND RELATED METHODS USING JOINT CODING OF SCALE PARAMETERS FOR CHANNELS OF A MULTI-CHANNEL AUDIO SIGNAL Non-Final OA Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
17955058 WINDOW CIRCUITS, DEVICES AND METHODS FOR AUDIO AMPLIFIERS Non-Final OA SKYWORKS SOLUTIONS, INC.
18644164 Providing optimal audiology based on users listening intent Non-Final OA Oticon A/S
18794323 TWO DIMENSIONAL TO THREE DIMENSIONAL MOVING IMAGE CONVERTER Non-Final OA Mr. Steven M. Hoffberg
18708654 ZERO-POWER OPERABLE CLASSIFICATION DEVICE AND SWITCHING DEVICE AND VOICE-OPERATED POWERLESS WAKE-UP SWITCH Non-Final OA ETH ZURICH
18740346 WIRELESS INTER-ROOM COORDINATION OF AUDIO PLAYBACK Non-Final OA B&W Group Ltd.
18711933 METHOD, APPARATUS, AND PROGRAM FOR IMPROVING RECOGNITION ACCURACY OF ACOUSTIC DATA Non-Final OA COCHL INC
18660469 CALL NOISE REDUCTION Non-Final OA Anker Innovations Technology Co., Ltd.
18610776 HARMONIZING SYSTEM FOR OPTIMIZING SOUND IN CONTENT Non-Final OA KINT Inc.
18144589 METHOD AND SYSTEM FOR TRIGGERING EVENTS Non-Final OA SONOS EXPERIENCE LIMITED
18093642 Systems and Methods for Delivering Audio Files Final Rejection Huso, Inc.

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