Prosecution Insights
Last updated: October 26, 2026

Mariela D Reyes, USPTO Patent Examiner

Listed by the USPTO as REYES, MARIELA D

Tech Center 2100 • Art Units: 2100 2123 2125 2126 2128 2141 2142 2147 2153 2154

This examiner grants 61% of resolved cases

Analysis

Mariela D. Reyes serves in Tech Center 2100 and Art Unit 2100, where she has managed 347 resolved cases. Her allowance rate is 61.1%, and her interview lift is 23.7%. This lift indicates that interviews are a productive tool for increasing the likelihood of a grant beyond the 61.1% baseline.

The median days to allowance is 1601, which reflects an extended prosecution timeline for the 347 resolved cases. Major companies such as Capital One Services LLC, Truist Bank, and Tata Group are frequent participants in her docket. Firms including BANNER & WITCOFF, LTD., CALDWELL LLC, and McDermott Will & Schulte LLP represent these entities.

The 23.7% interview lift is a significant factor for practitioners to consider when prosecuting these 347 resolved cases. The 1601-day median provides a realistic expectation for the time required to reach an allowance. These metrics offer a comprehensive view of the prosecution environment and the effectiveness of direct communication with this examiner.

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

Performance Statistics

61.1%
Allow Rate
+6.1% vs TC avg
363
Total Applications
+23.7%
Interview Lift
1601
Avg Prosecution Days
Based on 347 resolved cases, 2023–2026

Rejection Statute Breakdown

17.3%
§101 Eligibility
17.3%
§102 Novelty
54.0%
§103 Obviousness
6.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17514489 CONFIGURING A MACHINE LEARNING MODEL BASED ON DATA RECEIVED FROM A PLURALITY OF DATA SOURCES Final Rejection Capital One Services, LLC
17564126 FEATURE MANAGEMENT FOR MACHINE LEARNING SYSTEM Non-Final OA Advanced Micro Devices, Inc.
17564695 MACHINE LEARNING-BASED USER SENTIMENT PREDICTION USING AUDIO AND VIDEO SENTIMENT ANALYSIS Non-Final OA Dell Products L.P.

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Frequently Asked Questions

What is examiner Mariela D Reyes's allowance rate?

61.1% of resolved applications examined by Mariela D Reyes were allowed (347 resolved cases), compared with 38.8% across Art Unit 2100 over the last five years.

Does an interview help with examiner Mariela D Reyes?

This examiner's interview lift is +23.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Mariela D Reyes take to allow a patent?

Applications allowed by Mariela D Reyes took 1,601 days on average from filing to allowance.

Which art unit does examiner Mariela D Reyes work in?

Mariela D Reyes examines applications in Art Unit 2100 in Tech Center 2100 (Computing & Software).

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