Prosecution Insights
Last updated: October 27, 2026

Elizabeth Rose Lafave, USPTO Patent Examiner

Listed by the USPTO as LAFAVE, ELIZABETH ROSE

Tech Center 1700 • Art Units: 1639 1681 1682 1684 1799

This examiner grants 64% of resolved cases

Analysis

LAFAVE, ELIZABETH ROSE is assigned to tech center 1700 and art unit 1639. The record includes 59 resolved cases, an allowance rate of 64.4%, and a median of 1565 days to allowance. The interview lift is 43.2%, indicating a positive association between interviews and allowance outcomes in the reported cases.

The listed companies are The Regents of the University of California, 10x Genomics Inc., and The Board of Trustees of the Leland Stanford Junior University. The listed firms are Dickinson Wright PLLC, Kilpatrick Townsend & Stockton LLP - West Coast, and BOZICEVIC, FIELD & FRANCIS LLP. Interview planning and timeline management are both relevant practical considerations.

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

Performance Statistics

64.4%
Allow Rate
-0.6% vs TC avg
97
Total Applications
+43.2%
Interview Lift
1565
Avg Prosecution Days
Based on 59 resolved cases, 2023–2026

Rejection Statute Breakdown

9.6%
§101 Eligibility
28.9%
§102 Novelty
31.4%
§103 Obviousness
26.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18174357 METHODS OF RELEASING AN EXTENDED CAPTURE PROBE FROM A SUBSTRATE AND USES OF THE SAME Non-Final OA 10x Genomics, Inc.
17801517 METHODS OF SPATIALLY RESOLVED SINGLE CELL SEQUENCING Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
17582820 CRISPR/CAS TRANSCRIPTIONAL MODULATION Final Rejection The Regents of the University of California
18700185 DNA ELEMENT RESPONSIVE TO EXTRACHROMOSOMAL DNA IN CANCER CELLS Non-Final OA The Board of Trustees of the Leland Stanford Junior University
18607277 MULTIGENE ANALYSIS OF TUMOR SAMPLES Non-Final OA Foundation Medicine, Inc.
17538812 SYSTEM AND METHOD FOR DETECTION OF GENETIC ALTERATIONS Non-Final OA Illumina, Inc.
17620615 METHOD FOR SEPARATING NUCLEIC ACID MOLECULES BY SIZE Final Rejection QIAGEN GmbH
18041902 EUKARYOTIC DNA REPLICATION ORIGINS, AND VECTOR CONTAINING THE SAME Non-Final OA UNIVERSITÉ DE MONTPELLIER

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Frequently Asked Questions

What is examiner Elizabeth Rose Lafave's allowance rate?

64.4% of resolved applications examined by Elizabeth Rose Lafave were allowed (59 resolved cases), compared with 18.9% across Art Unit 1639 over the last five years.

Does an interview help with examiner Elizabeth Rose Lafave?

This examiner's interview lift is +43.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Elizabeth Rose Lafave take to allow a patent?

Applications allowed by Elizabeth Rose Lafave took 1,565 days on average from filing to allowance.

Which art unit does examiner Elizabeth Rose Lafave work in?

Elizabeth Rose Lafave examines applications in Art Unit 1639 in Tech Center 1700 (Chemistry & Materials).

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