Prosecution Insights
Last updated: October 27, 2026

Laura Ann Essex, USPTO Patent Examiner

Listed by the USPTO as ESSEX, LAURA ANN

Tech Center 1600 • Art Units: 1624 1629 1645 1647 1649 1674 1675 1678 1699

This examiner grants 60% of resolved cases

Analysis

ESSEX, LAURA ANN examines in tech center 1600 and art unit 1624. The profile includes 115 resolved cases and an allowance rate of 60.0%. The median time to allowance is 1311 days. The allowance rate is above half of the observed cases, while the median duration indicates that applicants should plan for an extended examination process.

The interview lift is 35.8%, showing a positive association with allowance outcomes. The Regents of the University of California, Biohaven Therapeutics Ltd., and Hoffmann-La Roche Inc. are the listed top companies. The top firms are BOZICEVIC, FIELD & FRANCIS LLP, Casimir Jones, S.C., and DANN, DORFMAN, HERRELL & SKILLMAN. Counsel may use interviews to clarify disputed technical positions and support a focused written record.

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

Performance Statistics

60.0%
Allow Rate
At TC average
159
Total Applications
+35.8%
Interview Lift
1311
Avg Prosecution Days
Based on 115 resolved cases, 2023–2026

Rejection Statute Breakdown

3.0%
§101 Eligibility
13.4%
§102 Novelty
33.0%
§103 Obviousness
34.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18339960 METHODS FOR TREATING MULTIPLE SCLEROSIS WITH OCRELIZUMAB Non-Final OA Hoffmann-La Roche Inc.
18045981 Thermoresponsive or Shear-Thinning Injectable Gel Compositions for Treatment of Arthritis Non-Final OA GLOBUS MEDICAL, INC.
18288679 BIOREACTIVE PROTEINS CONTAINING UNNATURAL AMINO ACIDS Non-Final OA The Regents of the University of California
18468633 SUPRAMOLECULAR POLYMER THERAPEUTICS AND DIAGNOSTICS Final Rejection The Regents of the University of California
18468639 METHOD FOR DETECTING NEUROLOGICAL DISEASES USING SUPRAMOLECULE POLYMER THERAPEUTICS Final Rejection The Regents of the University of California
17787152 STABILIZATION OF MHC COMPLEXES Final Rejection The Regents of the University of California
17047497 METHODS AND COMPOSITIONS FOR TH9 CELL MEDIATED CANCER TREATMENT Non-Final OA The Cleveland Clinic Foundation
18398367 POLYPEPTIDES COMPRISING IMMUNOGLOBULIN SINGLE VARIABLE DOMAINS TARGETING IL-6 AND TNF ALPHA Non-Final OA Sanofi
17600957 METHODS OF PREDICTING AND PREVENTING CANCER IN PATIENTS HAVING PREMALIGNANT LESIONS Non-Final OA Trustees of Boston University
18354256 COMPOUND OR SALT THEREOF, AND ANTIBODY OBTAINED BY USING THE SAME Non-Final OA Ajinomoto Co., Inc.

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Who Appears Before This Examiner

Top companies before this examiner

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Frequently Asked Questions

What is examiner Laura Ann Essex's allowance rate?

60.0% of resolved applications examined by Laura Ann Essex were allowed (115 resolved cases), compared with 54.6% across Art Unit 1624 over the last five years.

Does an interview help with examiner Laura Ann Essex?

This examiner's interview lift is +35.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Laura Ann Essex take to allow a patent?

Applications allowed by Laura Ann Essex took 1,311 days on average from filing to allowance.

Which art unit does examiner Laura Ann Essex work in?

Laura Ann Essex examines applications in Art Unit 1624 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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