Prosecution Insights
Last updated: October 26, 2026

Celine X Qian, USPTO Patent Examiner

Listed by the USPTO as QIAN, CELINE X

Tech Center 1600 • Art Units: 1636 1637 1653 1656 1663 1699

This examiner grants 48% of resolved cases

Analysis

QIAN, CELINE X works in Tech Center 1600 and Art Unit 1636, with 794 resolved cases. The allowance rate is 47.5%, the interview lift is 17.2%, and the median time to allowance is 1341 days. The figures indicate a docket where allowance is not routine and interviews provide a measurable, though limited, improvement association.

President and Fellows of Harvard College, The Regents of the University of California, and Board of Regents of the University of Texas System are the leading companies. Meunier Carlin & Curfman LLC, KAGAN BINDER, PLLC, and WC&F IP are the leading firms. Practitioners should prepare technically specific responses for complex institutional portfolios.

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

Performance Statistics

47.5%
Allow Rate
-12.5% vs TC avg
845
Total Applications
+17.2%
Interview Lift
1341
Avg Prosecution Days
Based on 794 resolved cases, 2023–2026

Rejection Statute Breakdown

8.0%
§101 Eligibility
18.0%
§102 Novelty
29.7%
§103 Obviousness
36.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18555503 INHIBITORY RNA FOR THE CONTROL OF PHYTOPATHOGENS Non-Final OA The Regents of the University of California
18265662 INNATE IMMUNE CELL SILENCING BY SIRP-ALPHA ENGAGER Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
17778254 SPLIT-ENZYME SYSTEM TO DETECT SPECIFIC DNA IN LIVING CELLS Non-Final OA The Regents of the University of California
18735087 MICRORNA-541-3P AS A THERAPEUTIC AGENT AS WELL AS ZNF101 AND CASZ1 AS THERAPEUTIC TARGETS TO LOWER PLASMA LDL-C, INCREASE PLASMA HDL-C, AND REDUCE ATHEROSCLEROSIS Non-Final OA The United States Government As Represented By The Department of Veterans Affairs
18154575 JAPANESE ENCEPHALITIS PREVENTIVE AGENT AND JAPANESE ENCEPHALITIS VACCINE AGENT Non-Final OA NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY

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Frequently Asked Questions

What is examiner Celine X Qian's allowance rate?

47.5% of resolved applications examined by Celine X Qian were allowed (794 resolved cases), compared with 37.1% across Art Unit 1636 over the last five years.

Does an interview help with examiner Celine X Qian?

This examiner's interview lift is +17.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Celine X Qian take to allow a patent?

Applications allowed by Celine X Qian took 1,341 days on average from filing to allowance.

Which art unit does examiner Celine X Qian work in?

Celine X Qian examines applications in Art Unit 1636 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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