Prosecution Insights
Last updated: October 27, 2026

Marianne Dibrino, USPTO Patent Examiner

Listed by the USPTO as DIBRINO, MARIANNE

Tech Center 1600 • Art Units: 1641 1644

This examiner grants 43% of resolved cases

Analysis

DIBRINO, MARIANNE has resolved 635 cases in Tech Center 1600 and Art Unit 1641. The allowance rate is 42.8%, and the median time to allowance is 1732 days. The interview lift is 42.2%, indicating a strong recorded association between interviews and allowance despite the lower allowance result.

The company portfolio includes Memorial Sloan Kettering Cancer Center, Uti Limited Partnership, and Beijing Mebio Biotechnology Co. Ltd. The listed firms are Adams & Reese LH, BAKER BOTTS L.L.P., and BakerHostetler. The data supports a prosecution approach that gives interviews close attention, while also accounting for the recorded allowance and extended time to allowance.

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

Performance Statistics

42.8%
Allow Rate
-17.2% vs TC avg
661
Total Applications
+42.2%
Interview Lift
1732
Avg Prosecution Days
Based on 635 resolved cases, 2023–2026

Rejection Statute Breakdown

3.6%
§101 Eligibility
18.8%
§102 Novelty
24.8%
§103 Obviousness
35.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18157320 ANTI-C5 ANTIBODIES AND METHODS OF USE Non-Final OA Chugai Seiyaku Kabushiki Kaisha
18301048 TARGETING OF SRC-3 IN IMMUNE CELLS AS AN IMMUNOMODULATORY THERAPEUTIC FOR THE TREATMENT OF CANCER Final Rejection Baylor College of Medicine
17918676 SARS COV-2 SPIKE PROTEIN CONSTRUCT Non-Final OA GlaxoSmithKline Biologicals SA
17709510 INTERFERON ALPHA 2B VARIANTS Non-Final OA Teva Pharmaceuticals Australia PTY LTD.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Marianne Dibrino's allowance rate?

42.8% of resolved applications examined by Marianne Dibrino were allowed (635 resolved cases), compared with 45.2% across Art Unit 1641 over the last five years.

Does an interview help with examiner Marianne Dibrino?

This examiner's interview lift is +42.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Marianne Dibrino take to allow a patent?

Applications allowed by Marianne Dibrino took 1,732 days on average from filing to allowance.

Which art unit does examiner Marianne Dibrino work in?

Marianne Dibrino examines applications in Art Unit 1641 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month