Prosecution Insights
Last updated: October 27, 2026

Fatimah Khalaf Matalkah, USPTO Patent Examiner

Listed by the USPTO as MATALKAH, FATIMAH KHALAF

Tech Center 1600 • Art Units: 1632 1638

This examiner grants 56% of resolved cases

Analysis

MATALKAH, FATIMAH KHALAF works in Tech Center 1600 and Art Unit 1632. The record covers 43 resolved cases, with a 55.8% allowance rate and a 1334-day median to allowance. The 27.4% interview lift is notable in this record, suggesting that interviews may be especially relevant when applicants need to clarify claim scope or distinguish cited art.

The recurring companies are The Regents of the University of California, Trustees of Boston University, and Ricoh Company, Ltd. Listed firms include PABST PATENT GROUP LLP, Adams & Reese LH, and ARENTFOX SCHIFF LLP. Because the resolved-case base is limited, practitioners should treat the metrics as directional and supplement them with application-specific review.

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

Performance Statistics

55.8%
Allow Rate
-4.2% vs TC avg
90
Total Applications
+27.4%
Interview Lift
1334
Avg Prosecution Days
Based on 43 resolved cases, 2023–2026

Rejection Statute Breakdown

2.1%
§101 Eligibility
16.7%
§102 Novelty
51.2%
§103 Obviousness
21.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18332380 GENERATION OF NEXT GENERATION RECOMBINANT AAV GENE THERAPY VECTORS THAT ADOPT 3D CONFORMATION Final Rejection WISCONSIN ALUMNI RESEARCH FOUNDATION
18566782 ASSAY FOR EXTRINSIC INHIBITION Non-Final OA The Regents of The University of California
18278771 EXTRACELLULAR VESICLES DERIVED FROM INDUCED PLURIPOTENT AND EMBRYONIC STEM CELLS, AND METHODS OF USE FOR IMMUNE MODULATION Final Rejection The Regents of the University of California
17911306 COMPOSITIONS AND METHODS FOR PRODUCTION OF RECOMBINANT ADENO-ASSOCIATED VIRUS Final Rejection The Regents of the University of California
18412130 CELL CULTURE METHOD, CELL CULTURE CONTAINER, METHOD FOR PRODUCING CELL CULTURE CONTAINER, AND CELL-CONTAINING STRUCTURE Final Rejection RICOH COMPANY, LTD.
18559921 ANELLOVECTORS AND METHODS OF USE Non-Final OA FLAGSHIP PIONEERING INNOVATIONS V, INC.
17793287 INDUCIBLE TISSUE CONSTRUCTS AND USES THEREOF Final Rejection TRUSTEES OF BOSTON UNIVERSITY
18690101 METHODS AND FORMULATIONS RELATED TO THE INTRATHECAL DELIVERY OF ONCOLYTIC VIRUSES Non-Final OA THE UAB RESEARCH FOUNDATION

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Frequently Asked Questions

What is examiner Fatimah Khalaf Matalkah's allowance rate?

55.8% of resolved applications examined by Fatimah Khalaf Matalkah were allowed (43 resolved cases), compared with 38.1% across Art Unit 1632 over the last five years.

Does an interview help with examiner Fatimah Khalaf Matalkah?

This examiner's interview lift is +27.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Fatimah Khalaf Matalkah take to allow a patent?

Applications allowed by Fatimah Khalaf Matalkah took 1,334 days on average from filing to allowance.

Which art unit does examiner Fatimah Khalaf Matalkah work in?

Fatimah Khalaf Matalkah examines applications in Art Unit 1632 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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