Prosecution Insights
Last updated: October 27, 2026

Kimberly Sue Berona, USPTO Patent Examiner

Listed by the USPTO as BERONA, KIMBERLY SUE

Tech Center 3600 • Art Units: 3644 3647 3654 3669 3671 3673 3696

This examiner grants 34% of resolved cases

Analysis

Kimberly Sue Berona is in Tech Center 3600, Art Unit 3644, with 408 resolved cases. The allowance rate is 33.8 percent, and the median days to allowance is 1109. These figures indicate a challenging and relatively slow prosecution process for applicants.

The interview lift is 7.7 percent, which provides a modest increase compared to the 33.8 percent base allowance rate. L'Air Liquide, Tomy Company, Ltd., and Epoch Company, Ltd. are top companies in this portfolio. Firms like 2SPL Patent Attorneys and IP Business Solutions, LLC are active here.

Given the 33.8 percent allowance rate and 1109-day median pendency, practitioners should prepare for a rigorous examination. The 7.7 percent interview lift suggests that direct communication can be helpful, though the base rate remains low. The data reflects the challenges faced by the 408 cases managed by this examiner.

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

Performance Statistics

33.8%
Allow Rate
-18.2% vs TC avg
417
Total Applications
+7.7%
Interview Lift
1109
Avg Prosecution Days
Based on 408 resolved cases, 2023–2026

Rejection Statute Breakdown

5.2%
§101 Eligibility
19.8%
§102 Novelty
47.8%
§103 Obviousness
22.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18290069 LCO2 AS A MEANS TO CONTROL THE INNER ATMOSPHERE OF A GREENHOUSE IN TERMS OF ABSOLUTE MOISTURE AND TEMPERATURE Non-Final OA L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges Claude
18793407 TRAVELING TOY Final Rejection EPOCH COMPANY, LTD.

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Frequently Asked Questions

What is examiner Kimberly Sue Berona's allowance rate?

33.8% of resolved applications examined by Kimberly Sue Berona were allowed (408 resolved cases), compared with 64.5% across Art Unit 3644 over the last five years.

Does an interview help with examiner Kimberly Sue Berona?

This examiner's interview lift is +7.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kimberly Sue Berona take to allow a patent?

Applications allowed by Kimberly Sue Berona took 1,109 days on average from filing to allowance.

Which art unit does examiner Kimberly Sue Berona work in?

Kimberly Sue Berona examines applications in Art Unit 3644 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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