Prosecution Insights
Last updated: October 26, 2026

Bao Q Li, USPTO Patent Examiner

Listed by the USPTO as LI, BAO Q

Tech Center 1600 • Art Units: 1648 1654 1671 1675

This examiner grants 76% of resolved cases

Analysis

Bao Q. Li has 914 resolved cases in Tech Center 1600. His allowance rate is 75.5 percent. The median time to allowance is 1039 days. The interview lift is 26.7 percent, showing that interviews are very effective in Art Unit 1648.

Glaxosmithkline Biologicals S.A. and GENZYME Corporation are top companies. Blank Rome LLP and FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER are frequent firms. The 75.5 percent allowance rate and 26.7 percent interview lift indicate a favorable environment for applicants who engage with the examiner.

With 914 resolved cases, the 75.5 percent allowance rate is a very reliable figure. The 26.7 percent interview lift is a strong signal that direct communication helps resolve issues. Practitioners should find the 1039-day median pendency manageable for most applications in Art Unit 1648 while utilizing the 26.7 percent lift to their advantage.

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

Performance Statistics

75.5%
Allow Rate
+15.5% vs TC avg
935
Total Applications
+26.7%
Interview Lift
1039
Avg Prosecution Days
Based on 914 resolved cases, 2023–2026

Rejection Statute Breakdown

3.5%
§101 Eligibility
26.8%
§102 Novelty
22.2%
§103 Obviousness
26.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18846449 NOVEL USAGE OF ONCOLYTIC GENE-MODIFIED MEASLES VIRUS Non-Final OA The University of Tokyo

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Frequently Asked Questions

What is examiner Bao Q Li's allowance rate?

75.5% of resolved applications examined by Bao Q Li were allowed (914 resolved cases), compared with 49.6% across Art Unit 1648 over the last five years.

Does an interview help with examiner Bao Q Li?

This examiner's interview lift is +26.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Bao Q Li take to allow a patent?

Applications allowed by Bao Q Li took 1,039 days on average from filing to allowance.

Which art unit does examiner Bao Q Li work in?

Bao Q Li examines applications in Art Unit 1648 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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