Prosecution Insights
Last updated: May 29, 2026

Examiner: MCLEOD, AFRICA MHAIRIE

Tech Center 1600 • Art Units: 1600 1635

This examiner grants 45% of resolved cases

Performance Statistics

44.7%
Allow Rate
-15.3% vs TC avg
85
Total Applications
+68.6%
Interview Lift
1401
Avg Prosecution Days
Based on 38 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
2.8%
§102 Novelty
33.8%
§103 Obviousness
9.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19355121 OLIGONUCLEOTIDES FOR PRNP MODULATION Non-Final OA THE BROAD INSTITUTE, INC.
17711793 SYSTEMS AND METHODS FOR PERFORMING AND MEASURING HOMOLOGOUS CHROMOSOME TEMPLATE REPAIR Non-Final OA The Regents of the University of California
17621669 CRISPR-CAS3 FOR MAKING GENOMIC DELETIONS AND INDUCING RECOMBINATION Final Rejection The Regents of the University of California
17905499 METHOD FOR THE PRODUCTION OF CONSTITUTIVE BACTERIAL PROMOTERS CONFERRING LOW TO MEDIUM EXPRESSION Non-Final OA BASF SE
17577942 RECOMBINASE COMPOSITIONS AND METHODS OF USE Final Rejection Flagship Pioneering Innovations VI, LLC
17998486 COMPOSITIONS AND METHODS FOR TREATING GJB2-ASSOCIATED HEARING LOSS Non-Final OA Akouos, Inc.
18014315 CIRCULAR miRNA SPONGES Non-Final OA National University of Singapore
17912553 Molecular Systems and Therapies Using the Same Final Rejection NATIONAL UNIVERSITY OF SINGAPORE
17999297 GENETIC PHYSICAL UNCLONABLE FUNCTIONS AND METHODS OF USE THEREOF Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18134167 OLIGONUCLEOTIDES FOR ATN1 MODULATION Non-Final OA UNIVERSITY OF MASSACHUSETTS
17534002 NEUTRALIZING VACCINES AGAINST HUMAN CORONAVIRUS Non-Final OA Wisconsin Alumni Research Foundation
17617878 SYSTEMS AND METHODS FOR IN VIVO DUAL RECOMBINASE-MEDIATED CASSETTE EXCHANGE (dRMCE) AND DISEASE MODELS THEREOF Final Rejection CEDARS-SINAI MEDICAL CENTER
17767340 METHODS AND COMPOSITIONS FOR TREATING ATAXIA TELANGIECTASIA Final Rejection The Children's Medical Center Corporation
17522594 COMPOUNDS AND METHODS FOR REDUCING SNCA EXPRESSION Non-Final OA Ionis Pharmaceuticals, Inc.
17840369 METHODS FOR GENOMIC INTEGRATION Final Rejection AMYRIS, INC.
17353440 NANOCAPSULES FOR THE DELIVERY OF CELL MODULATING AGENTS Final Rejection CSL BEHRING LLC
17639113 Minimal Messenger RNAs and uses thereof Non-Final OA Universität Zürich
17792121 MODIFICATION OF BLOOD TYPE ANTIGENS Final Rejection Sana Biotechnology, Inc.
17916270 COMPOSITIONS COMPRISING A CAS12I2 VARIANT POLYPEPTIDE AND USES THEREOF Final Rejection Arbor Biotechnologies, Inc.
18019393 ADENO-ASSOCIATED VIRAL VECTOR FOR GLUT1 EXPRESSION AND USES THEREOF Non-Final OA Spacecraft Seven, LLC
18316529 COMPOSITIONS AND METHODS FOR INHIBITING MAPT EXPRESSION Non-Final OA Dicerna Pharmaceuticals, Inc.
17265302 ALTERNATIVE SPLICING REGULATION OF GENE EXPRESSION AND THERAPEUTIC METHODS Final Rejection THE CHILDREN'S HOSPITAL OF PHILADELPHIA
18180009 BASE EDITING ENZYMES Non-Final OA Metagenomi Therapeutics, Inc.
18053232 ENZYMES WITH RUVC DOMAINS Final Rejection Metagenomi Therapeutics, Inc.
17673226 COMPOSITIONS AND METHODS FOR MODULATING SPLICING AND PROTEIN EXPRESSION Final Rejection Stoke Therapeutics, Inc.

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