Prosecution Insights
Last updated: October 02, 2026

Examiner: RATCLIFFE, LUKE D

Tech Center 3600 • Art Units: 2487 3645 3662 3665

This examiner grants 87% of resolved cases

Analysis

Luke D. Ratcliffe is an examiner in Tech Center 3600 and Art Unit 2487. He has a large volume of 1731 resolved cases. The allowance rate for these cases is 87.3 percent. This 87.3 percent rate indicates the frequency at which applications reach a grant under his review. With 1731 resolved cases, the profile provides a robust look at the outcomes in this docket.

The interview lift is 10.3 percent. This 10.3 percent figure is lower than the 87.3 percent allowance rate, which is a common pattern when the baseline rate is already high. Practitioners in Art Unit 2487 can use this 10.3 percent lift to evaluate the benefit of direct communication. The median days to allowance is 1010. This 1010-day duration is the typical timeframe for successful applications. The 1010-day metric, combined with the 1731 resolved cases, helps stakeholders understand the pendency and probability of success in Tech Center 3600.

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

Performance Statistics

87.3%
Allow Rate
+35.3% vs TC avg
1,748
Total Applications
+10.3%
Interview Lift
1010
Avg Prosecution Days
Based on 1731 resolved cases, 2023–2026

Rejection Statute Breakdown

2.5%
§101 Eligibility
25.4%
§102 Novelty
55.9%
§103 Obviousness
12.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18207443 OPTICAL SENSING SYSTEM, OPTICAL SENSING DEVICE, AND OPTICAL SENSING METHOD Final Rejection NEC Corporation
18950328 IN-VEHICLE DETECTION APPARATUS Non-Final OA Honda Motor Co., Ltd.
18671695 RANGING DEVICE FOR CALCULATING A FLIGHT TIME OF LIGHT EMITTED FROM AN EMITTING DEVICE Non-Final OA CANON KABUSHIKI KAISHA
18464057 FEATURE CORRELATION Non-Final OA QUALCOMM Incorporated
18761461 OPTICAL INTERFERENCE BLOCKING STRUCTURE Non-Final OA HYUNDAI MOBIS CO., LTD.
18463733 POSE GENERATION VIA LIDAR SENSOR MEASUREMENTS Non-Final OA THE REGENTS OF THE UNIVERSITY OF MICHIGAN
18538717 LIDAR SENSOR SYSTEM Non-Final OA Aurora Operations, Inc.
18915213 OPTICAL SENSOR MODULE Non-Final OA STMICROELECTRONICS INTERNATIONAL N.V.
18640437 DETECTION SYSTEM AND TERMINAL DEVICE Non-Final OA Yinwang Intelligent Technologies Co., Ltd.
18945261 VEHICLE WITH A GATED CAMERA AND METHOD FOR OPERATING A VEHICLE UTILIZING A GATED CAMERA Non-Final OA Torc Robotics, Inc.
18186767 CONTINUOUS WAVE TIME OF FLIGHT SYSTEM Non-Final OA Analog Devices International Unlimited Company
18248823 IMAGE PROCESSOR, COMPUTER-IMPLEMENTED IMAGE PROCESSING METHOD, COMPUTER PROGRAM AND NON-VOLATILE DATA CARRIER Non-Final OA DELAVAL HOLDING AB
18514898 METHOD OF OPERATING A COORDINATE MEASUREMENT DEVICE Non-Final OA FARO Technologies, Inc.
18705334 LIDAR DATA COMPRESSION AND PROCESSING Non-Final OA ATIEVA, INC.
18582623 LIDAR, AUTONOMOUS DRIVING SYSTEM, AND MOBILE DEVICE Non-Final OA SUTENG INNOVATION TECHNOLOGY CO., LTD.

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