Prosecution Insights
Last updated: October 04, 2026

Examiner: NGO, HOANG X

Tech Center 2800 • Art Units: 2852

This examiner grants 94% of resolved cases

Analysis

Hoang X. Ngo serves in Tech Center 2800 and Art Unit 2852. He has 883 resolved cases and an allowance rate of 93.7 percent. This 93.7 percent figure shows the proportion of applications that reach a grant. The 883 cases provide a sample for evaluating his examination patterns. Practitioners can use these metrics to set expectations for applications in his docket.

The data indicates an interview lift of 6.7 percent, which measures the increase in allowance probability when an interview is conducted. This 6.7 percent lift suggests that direct communication is a factor in the outcome of prosecution. The median days to allowance is 624, which is the typical time required for a case to be granted. This 624 days duration is a reference point for pendency. The 93.7 percent allowance rate serves as a baseline for the probability of success. The 6.7 percent lift provides a specific measure of the benefit associated with verbal engagement.

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

Performance Statistics

93.7%
Allow Rate
+25.7% vs TC avg
898
Total Applications
+6.7%
Interview Lift
624
Avg Prosecution Days
Based on 884 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
61.3%
§102 Novelty
24.3%
§103 Obviousness
3.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19280569 SHEET PROCESSING APPARATUS THAT BONDS PLURALITY OF SHEETS TOGETHER, AND IMAGE FORMING SYSTEM Non-Final OA CANON KABUSHIKI KAISHA
19264900 DEVICE ATTACHABLE TO AND DETACHABLE FROM IMAGE-FORMING APPARATUS, AND METHOD AND APPARATUS FOR REMANUFACTURING THE DEVICE Non-Final OA CANON KABUSHIKI KAISHA
19225595 IMAGE FORMING APPARATUS AND INTERMEDIARY TRANSFER UNIT Non-Final OA CANON KABUSHIKI KAISHA
19191623 IMAGE FORMING APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
19092290 ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS AND CARTRIDGE Non-Final OA CANON KABUSHIKI KAISHA
19076339 IMAGE FORMING APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18441172 HOUSING STRUCTURE Non-Final OA FUJIFILM Business Innovation Corp.
19054774 PROCESS CARTRIDGE Non-Final OA Zhuhai Ninestar Information Technology Co., Ltd

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