Prosecution Insights
Last updated: October 26, 2026

Marianne P Allen, USPTO Patent Examiner

Listed by the USPTO as ALLEN, MARIANNE P

Tech Center 1600 • Art Units: 1647 1654 1672

This examiner grants 60% of resolved cases

Analysis

ALLEN, MARIANNE P is assigned to Tech Center 1600 and Art Unit 1647. The profile records 1009 resolved cases, a 60.1% allowance rate, and an 18.4% interview lift. Median time to allowance is 1058 days. The substantial record supports using these figures as a meaningful guide to prosecution expectations, while the interview effect is more limited than the overall allowance outcome.

Top companies include Amgen Inc., Horizon Therapeutics Ireland Dac, and Genentech Inc. The leading firms are Casimir Jones, S.C., COOLEY LLP, and Riverside Law LLP. Counsel handling biotechnology matters can use these recurring participants to identify relevant experience with this examiner.

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

Performance Statistics

60.1%
Allow Rate
At TC average
1,064
Total Applications
+18.4%
Interview Lift
1058
Avg Prosecution Days
Based on 1009 resolved cases, 2023–2026

Rejection Statute Breakdown

2.8%
§101 Eligibility
15.5%
§102 Novelty
19.8%
§103 Obviousness
46.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17767620 MODULATING INTERLEUKIN-10 SIGNALING TO BOOST HEALING IN DIABETIC WOUNDS Non-Final OA Rush University Medical Center

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 P Allen's allowance rate?

60.1% of resolved applications examined by Marianne P Allen were allowed (1,009 resolved cases), compared with 39.7% across Art Unit 1647 over the last five years.

Does an interview help with examiner Marianne P Allen?

This examiner's interview lift is +18.4 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 P Allen take to allow a patent?

Applications allowed by Marianne P Allen took 1,058 days on average from filing to allowance.

Which art unit does examiner Marianne P Allen work in?

Marianne P Allen examines applications in Art Unit 1647 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