Prosecution Insights
Last updated: October 04, 2026

Examiner: MELLON, DAVID C

Tech Center 6200 • Art Units: 1700 1733 1759 1765 1777 1796 1797 1798 6202 6212

This examiner grants 66% of resolved cases

Analysis

David C Mellon manages 829 resolved cases in Art Unit 1700. The examiner has an allowance rate of 66.5% and a median days to allowance of 1081. The interview lift is 17.1%, suggesting that interviews are a helpful tool for applicants in Tech Center 6200. This 17.1% lift is a notable statistic for the 829 resolved cases in this docket and indicates that verbal discussion can effectively bridge gaps in understanding.

The 66.5% allowance rate provides a solid foundation for success, while the 1081-day pendency reflects a standard timeline for the tech center. Practitioners should utilize the 17.1% interview lift to resolve complex issues, as the examiner appears receptive to such interactions. With a large volume of 829 resolved cases, these metrics are highly reliable indicators of the examiner's typical prosecution style. A balanced approach of strong written responses and strategic interviews is likely to yield the best results in this art unit.

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

Performance Statistics

66.5%
Allow Rate
+6.5% vs TC avg
832
Total Applications
+17.1%
Interview Lift
1081
Avg Prosecution Days
Based on 829 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
19.0%
§102 Novelty
38.4%
§103 Obviousness
34.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17924114 CENTRIFUGAL DETECTION CHANNEL, DETECTION DEVICE AND DETECTION METHOD Final Rejection Zhejiang PushKang Biotechnology Co., LTD.
17815549 Apparatus And Method For Contacting Blood With Ozone Non-Final OA Sangair AB

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