Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, CHI Q

Tech Center 3600 • Art Units: 3633 3635 3636 3642 3671

This examiner grants 82% of resolved cases

Analysis

NGUYEN, CHI Q is a high-volume examiner in Tech Center 3600, Art Unit 3633, with 2059 resolved cases. The examiner demonstrates an allowance rate of 82.4 percent, which indicates a generally favorable environment for applicants. The median days to allowance stands at 810, suggesting a relatively efficient path to patent issuance compared to other examiners in the same tech center. This volume of 2059 cases provides a very stable data set for analysis.

Practitioners may find value in conducting interviews, as the data shows an interview lift of 12.4 percent. While the baseline allowance rate of 82.4 percent is already high, this lift suggests that verbal communication can further improve the likelihood of a positive outcome. The 12.4 percent lift indicates that direct engagement is a productive strategy in Art Unit 3633. With a median of 810 days, the prosecution timeline is well-defined for those seeking patents under this examiner's review. The combination of high volume and consistent metrics makes this a predictable environment for applicants.

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

Performance Statistics

82.4%
Allow Rate
+30.4% vs TC avg
2,088
Total Applications
+12.4%
Interview Lift
810
Avg Prosecution Days
Based on 2062 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
28.4%
§102 Novelty
26.4%
§103 Obviousness
31.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18986780 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Non-Final OA Tokyo Electron Limited
18944017 PLASMA PROCESSING APPARATUS AND PLASMA PROCESSING METHOD Non-Final OA Tokyo Electron Limited
18968822 Portable Chair Non-Final OA YETI Coolers, LLC
19057850 FENESTRATION UNIT WITH INTERIOR INSTALLATION FEATURES AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA Pella Corporation
18975728 FENESTRATION UNIT INSTALLATION CLIPS AND ASSOCIATED METHODS Non-Final OA Pella Corporation
19065608 Nonwoven Surface Covering Elements Having Tongue And Groove Non-Final OA SHAW INDUSTRIES GROUP, INC.
19034028 Sloped Edge On Decorative Articles With A Rigid Base And A Decor That Is Digitally Printed Thereon Non-Final OA Shaw Industries Group, Inc.
18973217 SEAT HEAD RESTRAINT TILTING MECHANISM FOR FORE-AFT MOVEMENT Non-Final OA FCA US LLC
18687154 TUBE STRUCTURE Non-Final OA POSCO CO., LTD
18542297 LINTEL BLOCK WITH LOST EDGE Final Rejection SAINT-GOBAIN CERAMICS & PLASTICS, INC.
18881726 LIGHTWEIGHT STRUCTURE MADE OF COMPOSITE MATERIALS Non-Final OA Tae Young CHUNG
18927205 SEAM SEALING DEVICE FOR ROOFS Non-Final OA Simon Roofing and Sheet Metal Corp.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month