Prosecution Insights
Last updated: October 27, 2026

Maria Marvich, USPTO Patent Examiner

Listed by the USPTO as MARVICH, MARIA

Tech Center 1600 • Art Units: 1631 1633 1634 1645

This examiner grants 55% of resolved cases

Analysis

MARVICH, MARIA is assigned to tech center 1600 and art unit 1631. Across 991 resolved cases, the allowance rate is 55.0% and the interview lift is 28.0%. The median time to allowance is 1471 days, indicating that prosecution planning should account for an extended path to disposition.

Listed companies include Massachusetts Institute of Technology, Hryz Biotech Co., and Novartis AG. Listed firms include Knobbe, Martens, Olson & Bear, LLP, Johnson, Marcou, Isaacs & Nix, LLC, and MORRISON & FOERSTER LLP. Interviews may assist, but the allowance record supports careful claim and response development.

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

Performance Statistics

55.0%
Allow Rate
-5.0% vs TC avg
1,052
Total Applications
+28.0%
Interview Lift
1471
Avg Prosecution Days
Based on 991 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
19.0%
§102 Novelty
27.5%
§103 Obviousness
36.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18051936 MINIATURIZED DYSTROPHINS HAVING SPECTRIN FUSION DOMAINS AND USES THEREOF Non-Final OA BRISTOL-MYERS SQUIBB COMPANY
17813843 COMPOSITIONS AND METHODS FOR DECREASING TAU EXPRESSION Non-Final OA Novartis AG
19449304 ENGINEERED MUSCLE TARGETING COMPOSITIONS Non-Final OA Massachusetts Institute of Technology
19355982 ENGINEERED MUSCLE TARGETING COMPOSITIONS Non-Final OA Massachusetts Institute of Technology
17767970 CANINE DISTEMPER VIRUS HEMAGGLUTININ AND FUSION POLYPEPTIDES Final Rejection Mayo Foundation for Medical Education and Research
17768591 COMPOSITIONS AND METHODS FOR USING ALTERNATIVE SPLICING TO CONTROL SPECIFICITY OF GENE THERAPY Final Rejection The Johns Hopkins University
18705359 METHOD FOR PRODUCING MILK LIKE PRODUCTS Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.
18019423 Molecular Targets for Modulation of Dissociative and Associative States Final Rejection The Board of Trustees of the Leland Stanford Junior University
18612441 TREATMENT AGENT FOR HAIR DAMAGE Final Rejection TOHOKU UNIVERSITY
17273688 BASE EDITING FOR TREATING HUTCHINSON-GILFORD PROGERIA SYNDROME Non-Final OA President and Fellows of Harvard College
17353587 METHODS FOR CONTROLLED ACTIVATION OR ELIMINATION OF THERAPEUTIC CELLS Final Rejection Board of Regents of The University of Texas System
18050192 Compositions and Methods for Treating Cancer with TSLPR-CD19 or TSLPR-CD22 Immunotherapy Non-Final OA The Regents of the University of Colorado
18268533 MICROCARRIER FOR CELL CULTURE AND CELL CULTURE METHOD Non-Final OA SEKISUI CHEMICAL CO., LTD.
18875094 CAR-EXPRESSING PLURIPOTENT STEM CELL-DERIVED NEUTROPHILS LOADED WITH DRUG NANOPARTICLES AND USES THEREOF Non-Final OA Purdue Research Foundation
18574777 ENGINEERED NODAVIRAL CARGO DELIVERY SYSTEMS Non-Final OA ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA
18031486 Engineered Cells for Increased Collagen Production Non-Final OA Northeastern University
18748156 HYPOVENTILATION PHYSICAL MODELS AND APPLICATIONS THEREOF Non-Final OA The University of Hong Kong
17904229 LINKING AMINO ACID SEQUENCES, MANUFACTURING METHOD THEREOF, AND USE THEREOF Non-Final OA Temple University-Of The Commonwealth System of Higher Education
17855322 ADENOVIRAL- BASED BIOLOGICAL DELIVERY AND EXPRESSION SYSTEM FOR USE IN THE TREATMENT OF OSTEOARTHRITIS Non-Final OA Baylor College of Medicine

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Frequently Asked Questions

What is examiner Maria Marvich's allowance rate?

55.0% of resolved applications examined by Maria Marvich were allowed (991 resolved cases), compared with 28.4% across Art Unit 1631 over the last five years.

Does an interview help with examiner Maria Marvich?

This examiner's interview lift is +28.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Maria Marvich take to allow a patent?

Applications allowed by Maria Marvich took 1,471 days on average from filing to allowance.

Which art unit does examiner Maria Marvich work in?

Maria Marvich examines applications in Art Unit 1631 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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