Prosecution Insights
Last updated: October 02, 2026

Examiner: LEE, NATHANIEL J.

Tech Center 2800 • Art Units: 1734 2818 2875 2889

This examiner grants 63% of resolved cases

Analysis

Nathaniel J. Lee is an examiner in Tech Center 2800 and Art Unit 1734. He has a substantial history of 833 resolved cases, offering a clear view of his prosecution patterns. His allowance rate is 63.4 percent, indicating that a majority of the applications he resolves end in a patent grant. This 63.4 percent rate provides a balanced landscape for applicants.

The interview lift for this examiner is 21.5 percent. This 21.5 percent figure is a significant increase, suggesting that interviews are a very effective way to move a case toward allowance. Practitioners should take advantage of this lift to improve upon the baseline. The 833 resolved cases show that he is an experienced examiner who values the interview process in Art Unit 1734.

The median days to allowance is 921. This timeframe is a standard duration for patent prosecution, representing a period of over two years. Applicants can use this 921-day figure to set expectations for their clients. The combination of a 63.4 percent allowance rate and a 921-day median suggests a predictable path to grant in Tech Center 2800.

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

Performance Statistics

63.4%
Allow Rate
-4.6% vs TC avg
869
Total Applications
+21.5%
Interview Lift
921
Avg Prosecution Days
Based on 833 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
23.1%
§102 Novelty
60.9%
§103 Obviousness
13.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18722265 PHOSPHOR WHEEL AND IMAGE PROJECTION DEVICE COMPRISING THE SAME Non-Final OA LG ELECTRONICS INC.
18596243 LIGHTING DEVICE AND METHOD FOR THE PRODUCTION THEREOF Non-Final OA Hella GmbH & Co. KGaA
18832915 DISPLAY SUBSTRATE AND DISPLAY DEVICE Non-Final OA BOE Technology Group Co., Ltd.
18262802 DISPLAY SUBSTRATE, PREPARATION METHOD THEREFOR, AND DISPLAY DEVICE Non-Final OA BOE Technology Group Co., Ltd.
18021181 Display Panel and Display Apparatus Non-Final OA BOE Technology Group Co., Ltd.
18006587 DISPLAY PANEL AND DISPLAY APPARATUS Final Rejection BOE TECHNOLOGY GROUP CO., LTD.
18916386 DISPLAY DEVICE, OPTICAL DEVICE, AND METHOD OF MANUFACTURING THE DISPLAY DEVICE Non-Final OA Samsung Display Co., LTD.
18474882 DISPLAY DEVICE AND METHOD OF MANUFACTURING DISPLAY DEVICE Final Rejection Samsung Display Co., Ltd.
18329789 DISPLAY DEVICE Non-Final OA Samsung Display Co., Ltd.
18126171 DISPLAY APPARATUS Non-Final OA Samsung Display Co., Ltd.
17980514 COLOR CONVERSION PANEL AND LIGHT EMITTING DIODE DISPLAY INCLUDING THE SAME Final Rejection Samsung Display Co., Ltd.
18914805 DISPLAY DEVICE WITH IMPROVED LIGHT EXTRACTION AND EMISSION EFFICIENCY Non-Final OA LG DISPLAY CO., LTD.
18770311 DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF Non-Final OA LG Display Co., Ltd.
17912036 DISPLAY DEVICE Final Rejection SHARP KABUSHIKI KAISHA
18784891 LIGHTING APPARATUS Non-Final OA LEEDARSON LIGHTING CO.,LTD.
18552272 DISPLAY APPARATUS Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18828606 LUMINESCENT CABLE AND LIGHT-EMITTING DEVICE THEREFOR Final Rejection Shanghai LanHao Jiangsu Electric Co., Ltd.

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