Prosecution Insights
Last updated: October 02, 2026

Examiner: LEE, PAUL D

Tech Center 4100 • Art Units: 2857 2858 2862 3629 3783 4100

This examiner grants 83% of resolved cases

Analysis

Paul D. Lee is an examiner in Tech Center 4100 and Art Unit 2857. He has 648 resolved cases, offering a solid statistical base for practitioners. His allowance rate is 82.9 percent, which suggests that he is open to granting patents and that the majority of his cases end successfully. This 82.9 percent rate is a very favorable metric for applicants.

The interview lift for this examiner is 15.1 percent. This 15.1 percent figure is a significant increase, indicating that interviews are a very effective way to move a case toward allowance. Practitioners should take advantage of this lift to improve upon the already high baseline. The 648 resolved cases show that he is an experienced examiner who values the interview process in Art Unit 2857.

The median days to allowance is 1147. This timeline indicates that prosecution under his review typically takes a significant amount of time. Applicants should factor this 1147-day figure into their planning. While the 1147-day duration is long, the 15.1 percent interview lift offers a clear path to potentially ensuring a positive outcome in Tech Center 4100.

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

Performance Statistics

82.9%
Allow Rate
+22.9% vs TC avg
662
Total Applications
+15.0%
Interview Lift
1147
Avg Prosecution Days
Based on 649 resolved cases, 2023–2026

Rejection Statute Breakdown

28.2%
§101 Eligibility
18.5%
§102 Novelty
33.7%
§103 Obviousness
16.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18631212 INSPECTING METHOD OF DISPLAY PANEL AND INSPECTING DEVICE PERFORMING THE SAME Non-Final OA Samsung Display Co., LTD.
18694648 DETERMINING ANOMALOUS EVENTS IN A SYSTEM USING A BLOOM FILTER Non-Final OA EATON INTELLIGENT POWER LIMITED
18693592 METHOD FOR DETERMINING DEFECTIVE CHARGING STATIONS Non-Final OA MERCEDES-BENZ GROUP AG
18588721 Determining Core-Log Depth Corrections for Hydrocarbon Exploration Non-Final OA Saudi Arabian Oil Company
18722263 ELECTRIC OUTAGE CONFIRMATION APPARATUS, POWER SUPPLY DEPLETION CONFIRMATION APPARATUS, ELECTRIC OUTAGE CONFIRMATION METHOD, POWER SUPPLY DEPLETION CONFIRMATION METHOD, AND PROGRAM Non-Final OA NIPPON TELEGRAPH AND TELEPHONE CORPORATION
18695017 SYSTEM, APPARATUS AND METHOD FOR MONITORING FAULTS IN AN ELECTRIC MACHINE Non-Final OA Siemens Aktiengesellschaft
18465081 INFORMATION PROCESSING DEVICE, INJECTION MOLDING MACHINE, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM Final Rejection SUMITOMO HEAVY INDUSTRIES, LTD.
18505995 METHOD AND SYSTEM FOR ESTABLISHING MODEL FOR SENSING IONS IN SOLUTION, AND METHOD AND SYSTEM FOR SENSING IONS IN SOLUTION Non-Final OA National Taiwan University
18778334 MEASURING THE POSITION OF A MIRROR SURFACE IN POINT CLOUDS CAPTURED BY A SCANNER Non-Final OA FARO Technologies, Inc.
18394271 PERSONALIZED WEATHER INSIGHT INFORMATION Final Rejection Motorola Mobility LLC
18574940 METHODS AND APPARATUSES FOR FACILITATING MAINTENANCE OF A MEDICAL ANALYZER DEVICE Non-Final OA Radiometer Medical ApS

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