Prosecution Insights
Last updated: October 26, 2026

Xiaomao Ding, USPTO Patent Examiner

Listed by the USPTO as DING, XIAOMAO

Tech Center 2800 • Art Units: 2668 2674 2676 2681 2872

This examiner grants 80% of resolved cases

Analysis

DING, XIAOMAO has resolved 5 cases in Tech Center 2800 and Art Unit 2668. The allowance rate is 80.0%, the interview lift is 0.0%, and the median time to allowance is 737 days.

The recorded companies are Robert Bosch GmbH, Google LLC, and NEC Corporation. The listed firms are 2SPL Patent Attorneys, JCIPRNET, and NORTH AMERICA INTELLECTUAL PROPERTY CORPORATION. The limited case record supports only cautious conclusions, but the available matters show a favorable allowance result without a recorded interview lift.

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

Performance Statistics

80.0%
Allow Rate
+12.0% vs TC avg
32
Total Applications
+0.0%
Interview Lift
737
Avg Prosecution Days
Based on 5 resolved cases, 2023–2026

Rejection Statute Breakdown

19.6%
§101 Eligibility
16.3%
§102 Novelty
48.9%
§103 Obviousness
14.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19084731 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM Non-Final OA FUJIFILM Corporation
18538223 SYSTEM AND METHOD FOR MONITORING A VEHICLE INTERIOR Non-Final OA Robert Bosch GmbH
18634794 ACTION LOCALIZATION IN VIDEOS USING LEARNED QUERIES Final Rejection Google LLC
18712364 FOREIGN OBJECT INSPECTION DEVICE Final Rejection NEC Corporation
18916992 DEEP REINFORCEMENT LEARNING BASED ROBUST NEUROVASCULAR MAPPING Non-Final OA Siemens Healthineers AG

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Frequently Asked Questions

What is examiner Xiaomao Ding's allowance rate?

80.0% of resolved applications examined by Xiaomao Ding were allowed (5 resolved cases), compared with 72.8% across Art Unit 2668 over the last five years.

Does an interview help with examiner Xiaomao Ding?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Xiaomao Ding take to allow a patent?

Applications allowed by Xiaomao Ding took 737 days on average from filing to allowance.

Which art unit does examiner Xiaomao Ding work in?

Xiaomao Ding examines applications in Art Unit 2668 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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