Prosecution Insights
Last updated: October 02, 2026

Examiner: HUANG, WEN

Tech Center 2800 • Art Units: 2872

This examiner grants 82% of resolved cases

Analysis

Wen Huang is an examiner in Tech Center 2800 and Art Unit 2872. The examiner has 572 resolved cases. This substantial record offers a clear view of the examiner's performance and the typical experience for applicants in this art unit.

The allowance rate for this examiner is 81.8 percent. The interview lift is 23.2 percent. These figures suggest a favorable environment for securing a patent. The 23.2 percent lift indicates that interviews are a productive tool for practitioners, providing a meaningful increase in the probability of allowance over the 81.8 percent baseline.

The median days to allowance is 1003. This timeline provides a clear expectation for the duration of the prosecution process. Practitioners can use the 1003-day median to set realistic goals for their clients. The combination of an 81.8 percent allowance rate and a 23.2 percent interview lift suggests that a collaborative approach is often successful in Art Unit 2872.

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

Performance Statistics

81.8%
Allow Rate
+13.8% vs TC avg
592
Total Applications
+23.2%
Interview Lift
1003
Avg Prosecution Days
Based on 572 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
30.5%
§102 Novelty
49.7%
§103 Obviousness
14.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18407081 Optical Systems with Holographic Gratings Final Rejection Apple Inc.
17987136 Hybrid Lens and Method for Manufacturing Hybrid Lens Final Rejection Daicel Corporation
18850118 Holographic Direct View Display for a Vehicle Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
18667208 OPTICAL SYSTEM FOR FOURIER PTYCHOGRAPHY Final Rejection Roche Diagnostics Operations, Inc.
18824236 OPTICAL IMAGING SYSTEM Non-Final OA Samsung Electro-Mechanics Co., Ltd.
18740207 IMAGING LENS SYSTEM Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18419882 OPTICAL IMAGING SYSTEM Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18503305 OPTICAL IMAGING SYSTEM Final Rejection Samsung Electro-Mechanics Co., Ltd.
17482702 OPTICAL IMAGING SYSTEM Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18863377 Optical Film and Optical Lens Including Same Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18417651 Lens Assembly and Thermal Correction for Machine Vision System Non-Final OA Cognex Corporation
18888757 OPTICAL FILTER FOR A BROAD BAND SOURCE Non-Final OA NKT Photonics A/S

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