Prosecution Insights
Last updated: October 26, 2026

Nam P Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, NAM P

Tech Center 1700 • Art Units: 1641 1677 1678 1714

This examiner grants 55% of resolved cases

Analysis

NGUYEN, NAM P is a USPTO patent examiner in tech center 1700 and art unit 1641. The record includes 341 resolved cases and a 54.8% allowance rate. Median time to allowance is 1348 days. Interview lift is 48.7%, close to the allowance rate and significant within this profile. The data supports treating examiner interviews as a potentially important part of prosecution strategy rather than relying only on written amendments.

The main company filers are Regeneron Pharmaceuticals Inc., Roche Diagnostics Operations Inc., and Becton, Dickinson and Company. The leading firms are KLARQUIST SPARKMAN, LLP, JCIPRNET, and Taft Law. The 1348-day median calls for substantial timing awareness, including early attention to claim scope, response planning, and expected prosecution duration.

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

Performance Statistics

54.8%
Allow Rate
-10.2% vs TC avg
397
Total Applications
+48.7%
Interview Lift
1348
Avg Prosecution Days
Based on 341 resolved cases, 2023–2026

Rejection Statute Breakdown

4.9%
§101 Eligibility
15.6%
§102 Novelty
36.9%
§103 Obviousness
25.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17259601 INTRAMOLECULAR KINETIC PROBES Final Rejection The Regents of the University of Michigan
18522500 POLARIZED LIGHT-EMITTING PARTICLES FOR SPECIMEN TEST Non-Final OA CANON KABUSHIKI KAISHA
17625351 LIGANDS FOR CAPTURING MICROVESICLES AND USES THEREOF Non-Final OA CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
17250536 COMPLEX STABILIZING COMPONENTS AND DETECTION METHODS THEREOF Non-Final OA Siemens Healthcare Diagnostics Inc.
18127568 Tandem Dyes Having Internally Positioned Sensors, and Methods for Making and Using the Same Non-Final OA Becton, Dickinson and Company
16523871 POLYMERIC TANDEM DYES HAVING PENDANT NARROW EMISSION ACCEPTOR Non-Final OA Becton, Dickinson and Company
17265756 COMPOSITIONS AND METHODS FOR DETECTION AND IMAGING OF AMYLOID FIBRILS, AMYLOID PLAQUES, RNA, AND NUCLEOLI Final Rejection The University of Hong Kong

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Frequently Asked Questions

What is examiner Nam P Nguyen's allowance rate?

54.8% of resolved applications examined by Nam P Nguyen were allowed (341 resolved cases), compared with 45.2% across Art Unit 1641 over the last five years.

Does an interview help with examiner Nam P Nguyen?

This examiner's interview lift is +48.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Nam P Nguyen take to allow a patent?

Applications allowed by Nam P Nguyen took 1,348 days on average from filing to allowance.

Which art unit does examiner Nam P Nguyen work in?

Nam P Nguyen examines applications in Art Unit 1641 in Tech Center 1700 (Chemistry & Materials).

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