Prosecution Insights
Last updated: October 26, 2026

Zhiyu Lu, USPTO Patent Examiner

Listed by the USPTO as LU, ZHIYU

Tech Center 2600 • Art Units: 2618 2649 2665 2669

This examiner grants 49% of resolved cases

Analysis

Zhiyu Lu is an examiner in Tech Center 2600 and Art Unit 2618. With 782 resolved cases, the examiner has an allowance rate of 48.8 percent. The median time to allowance is 1411 days, and the interview lift is 14.4 percent. This 14.4 percent lift indicates that interviews can provide a path forward during the examination process.

Top companies such as Canon Inc. and Bytedance Inc. are frequently represented in these 782 cases. Firms like Astute IP Law Group and CKC & Partners Co., LLC must navigate the 48.8 percent allowance rate. The 14.4 percent interview lift suggests that direct engagement can be a tactic given the 1411-day median pendency. This 1411-day timeline requires a persistent approach to prosecution. The 48.8 percent allowance rate highlights the importance of thorough preparation for each response.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

48.8%
Allow Rate
-13.2% vs TC avg
845
Total Applications
+14.4%
Interview Lift
1411
Avg Prosecution Days
Based on 782 resolved cases, 2023–2026

Rejection Statute Breakdown

2.8%
§101 Eligibility
12.0%
§102 Novelty
67.1%
§103 Obviousness
16.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18505363 USING FACIAL MICROMOVEMENTS TO VERIFY COMMUNICATIONS AUTHENTICITY Non-Final OA Apple Inc.
18635392 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM FOR GENERATING PROCESSED IMAGES DIFFERENT IN RESOLUTION Final Rejection CANON KABUSHIKI KAISHA
17933665 INSPECTION SYSTEM AND METHOD FOR CONTROLLING INSPECTION SYSTEM Final Rejection CANON KABUSHIKI KAISHA
18667561 SIDE BRANCH DETECTION FOR INTRAVASCULAR IMAGE CO-REGISTRATION WITH EXTRAVASCULAR IMAGES Final Rejection Boston Scientific Scimed Inc.
18611698 TRACKING SYSTEM FOR MOVING BODY Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18380253 IMAGE DECODING METHOD, IMAGE CODING METHOD, IMAGE DECODER, AND IMAGE ENCODER Non-Final OA Panasonic Intellectual Property Corporation of America
18664895 METHOD OF ESTIMATING AT LEAST ONE DIMENSION OF AN OBJECT REPRESENTED BY A POINT CLOUD Final Rejection Orange
18735393 Apparatus for Controlling a Vehicle and Method Thereof Non-Final OA Kia Corporation
17760797 SEMICONDUCTOR DEVICE AND DETERMINATION SYSTEM Non-Final OA SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18579388 MONITORING DEFINED OPTICAL PATTERNS BY MEANS OF OBJECT DETECTION AND MACHINE LEARNING Non-Final OA FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
18648900 APPARATUS AND METHOD FOR LEARNING IMAGE RECOGNITION Final Rejection HYUNDAI MOBIS CO., LTD.
18705286 METHODS AND SYSTEMS FOR GENERATING SEGMENTATION MASKS Final Rejection Siemens Aktiengesellschaft
18749471 METHOD, APPARATUS, AND MEDIUM FOR POINT CLOUD CODING Final Rejection Bytedance Inc.
18674677 METHOD, APPARATUS, AND MEDIUM FOR POINT CLOUD CODING Final Rejection Bytedance Inc.
17770229 INFORMATION GENERATION DEVICE, INFORMATION GENERATION METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
18841599 INFORMATION PROCESSING DEVICE, ROBOT CONTROL SYSTEM, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM Final Rejection KYOCERA Corporation
18605789 Frame Interpolation Using Both Optical Motion And In-Game Motion Non-Final OA MediaTek Inc.
18555884 IMAGE PROCESSING DEVICE Final Rejection FANUC CORPORATION
19100769 Dimension Measurement System, Estimation System, and Dimension Measurement Method Non-Final OA Hitachi High-Tech Corporation
18954303 DEVICES AND METHODS RELATED TO UNPOWERED SWITCHING MODULE Non-Final OA SKYWORKS SOLUTIONS, INC.
17540698 SYSTEMS AND METHODS FOR MEASURING BODY SIZE Final Rejection Shopify Inc.
18240461 TRAINING OF INSTANT SEGMENTATION ALGORITHMS WITH PARTIALLY ANNOTATED IMAGES Non-Final OA Carl Zeiss Microscopy GmbH
19044408 METHOD AND SYSTEM FOR GENERATING A THREE-DIMENSIONAL IMAGE OF AT LEAST A PARTIAL SECTION OF A ROW OF TEETH, COMPUTER PROGRAM PRODUCT AND MIRROR ELEMENT Non-Final OA Carl Zeiss Meditec AG
18893626 METROLOGY METHOD AND METHOD FOR TRAINING A DATA STRUCTURE FOR USE IN METROLOGY Final Rejection ASML Netherlands B.V.
18015313 APPARATUS AND METHOD FOR SELECTING INFORMATIVE PATTERNS FOR TRAINING MACHINE LEARNING MODELS Final Rejection ASML NETHERLANDS B.V.
17590396 VISUAL EFFECTS PROCESSING FRAMEWORK Non-Final OA NETFLIX, INC.

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Frequently Asked Questions

What is examiner Zhiyu Lu's allowance rate?

48.8% of resolved applications examined by Zhiyu Lu were allowed (782 resolved cases), compared with 57.3% across Art Unit 2618 over the last five years.

Does an interview help with examiner Zhiyu Lu?

This examiner's interview lift is +14.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Zhiyu Lu take to allow a patent?

Applications allowed by Zhiyu Lu took 1,411 days on average from filing to allowance.

Which art unit does examiner Zhiyu Lu work in?

Zhiyu Lu examines applications in Art Unit 2618 in Tech Center 2600 (Communications).

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