Prosecution Insights
Last updated: August 17, 2026

Examiner: ESPERON, NATHAN GREGORY

Tech Center 1700 • Art Units: 1657 1798 1799

This examiner grants 41% of resolved cases

Performance Statistics

40.7%
Allow Rate
-24.3% vs TC avg
150
Total Applications
+24.0%
Interview Lift
1425
Avg Prosecution Days
Based on 118 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
14.2%
§102 Novelty
48.6%
§103 Obviousness
29.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18557285 DROPLET PCR Non-Final OA Hewlett-Packard Development Company, L.P.
17911553 REAGENT INJECTIONS INTO CELLS Non-Final OA HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
17911559 MICROFLUIDIC CHIP CELL SORTING AND TRANSFECTION Non-Final OA HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

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