Prosecution Insights
Last updated: October 02, 2026

Examiner: DINH, KHANH Q

Tech Center 2400 • Art Units: 2151 2441 2451 2458

This examiner grants 84% of resolved cases

Analysis

Khanh Q Dinh is a patent examiner in Tech Center 2400 and Art Unit 2151. The examiner has 739 resolved cases on record. The allowance rate for these cases is 83.6 percent. This 83.6 percent rate indicates that a large majority of the 739 resolved cases resulted in a patent grant. This metric provides a primary baseline for applicants in Art Unit 2151.

The data shows an interview lift of 4.5 percent. This lift represents the change in the probability of allowance when an interview is conducted during the prosecution process. The median days to allowance is 1073. This 1073-day figure serves as a middle point for the time required to reach an allowance for applications under this examiner's review. Practitioners can use the 83.6 percent allowance rate and the 4.5 percent interview lift to plan their prosecution strategy. The 1073-day median provides a benchmark for the expected duration of the process from filing to grant.

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

Performance Statistics

83.6%
Allow Rate
+25.6% vs TC avg
754
Total Applications
+4.5%
Interview Lift
1073
Avg Prosecution Days
Based on 739 resolved cases, 2023–2026

Rejection Statute Breakdown

7.3%
§101 Eligibility
45.2%
§102 Novelty
39.7%
§103 Obviousness
1.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19212251 Presentations in Multi-user Communication Sessions Non-Final OA Apple Inc.
18907810 TRANSIENT SETUP OF APPLICATIONS ON COMMUNAL DEVICES Final Rejection Apple Inc.
18943656 EDGE APPLICATION SERVER DISCOVERY METHOD AND RELATED DEVICE Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18887112 PACKET TRANSMISSION METHOD AND COMMUNICATION APPARATUS Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
19022368 AUTOMATIC GENERATION OF PATCHES FOR EMBEDDED SOFTWARE Final Rejection Robert Bosch GmbH
18758152 Configurable Realms To Support Multi-Tenancy For Storage Resources Final Rejection PURE STORAGE, INC.
18922843 IMAGE PROCESSING APPARATUS, CONTROL METHOD, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM Final Rejection Konica Minolta, Inc.
18728063 MULTI-LEVEL FINGERPRINTS TO DERIVE MISSING DATA DURING RETRY DETECTION Final Rejection VISA INTERNATIONAL SERVICE ASSOCIATION
19205572 MESSAGE PROCESSING USING A CLIENT-SIDE CONTROL GROUP Non-Final OA ROKU, INC.
19074150 TECHNIQUES FOR OPTIMIZING ROUTING FOR DIRECT INTERNET ACCESS Non-Final OA Cisco Technology, Inc.
19088416 PORTABLE COMMUNICATION DEVICE PROFILE MANAGEMENT USING TAGS Final Rejection Relay, Inc.

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