Prosecution Insights
Last updated: October 26, 2026

David R Lazaro, USPTO Patent Examiner

Listed by the USPTO as LAZARO, DAVID R

Tech Center 2400 • Art Units: 2155 2441 2455

This examiner grants 87% of resolved cases

Performance Statistics

87.2%
Allow Rate
+29.2% vs TC avg
789
Total Applications
+3.7%
Interview Lift
1029
Avg Prosecution Days
Based on 779 resolved cases, 2023–2026

Rejection Statute Breakdown

11.0%
§101 Eligibility
25.7%
§102 Novelty
35.6%
§103 Obviousness
12.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19082171 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND SYSTEM Non-Final OA RICOH COMPANY, LTD.
19203975 COMMISSIONING LOAD CONTROL SYSTEMS Non-Final OA Lutron Technology Company LLC
19233934 MESSAGE GENERATION BASED ON MULTICHANNEL CONTEXT Non-Final OA Zoom Communications, Inc.

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Frequently Asked Questions

What is examiner David R Lazaro's allowance rate?

87.2% of resolved applications examined by David R Lazaro were allowed (779 resolved cases), compared with 0.0% across Art Unit 2155 over the last five years.

Does an interview help with examiner David R Lazaro?

This examiner's interview lift is +3.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David R Lazaro take to allow a patent?

Applications allowed by David R Lazaro took 1,029 days on average from filing to allowance.

Which art unit does examiner David R Lazaro work in?

David R Lazaro examines applications in Art Unit 2155 in Tech Center 2400 (Networking & Security).

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