Prosecution Insights
Last updated: October 27, 2026

Velvet Elizabeth Heron, USPTO Patent Examiner

Listed by the USPTO as HERON, VELVET ELIZABETH

Tech Center 3700 • Art Units: 1758 1798 1799 3791

This examiner grants 52% of resolved cases

Analysis

Velvet Elizabeth Heron is an examiner in Tech Center 3700 and Art Unit 1758, with 21 resolved cases. The allowance rate is 52.4 percent, and the median time to allowance is 1389 days. This dataset includes cases for THE GENERAL HOSPITAL Corporation, Canon Inc., and Kabushiki Kaisha Toshiba. The 52.4 percent allowance rate indicates that just over half of the applications reach a grant after a median wait of 1389 days.

The interview lift of 43.3 percent is a very strong indicator that direct communication is effective. Practitioners from firms like Knobbe, Martens, Olson & Bear, LLP, OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., and DINSMORE & SHOHL LLP should prioritize interviews to boost the 52.4 percent baseline allowance rate. The 43.3 percent lift is a key tool for navigating the long 1389-day median pendency. With 21 resolved cases, the examiner shows a high responsiveness to verbal clarification.

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

Performance Statistics

52.4%
Allow Rate
-17.6% vs TC avg
72
Total Applications
+43.3%
Interview Lift
1389
Avg Prosecution Days
Based on 21 resolved cases, 2023–2026

Rejection Statute Breakdown

2.2%
§101 Eligibility
29.4%
§102 Novelty
47.0%
§103 Obviousness
20.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18054167 AUTOMATIC ANALYZING APPARATUS Non-Final OA Canon Kabushiki Kaisha
17931459 SENSOR DEVICE, REAGENT FOR MODIFYING SURFACE OF SENSOR ELEMENT, METHOD OF MODIFYING SURFACE OF SENSOR ELEMENT AND METHOD OF MANUFACTURING SENSOR DEVICE Final Rejection KABUSHIKI KAISHA TOSHIBA
18064981 FLUIDIC COMPONENT AND DEVICE OF FLUIDIC VALVE TYPE FOR ISOLATION Non-Final OA Commissariat à l'Energie Atomique et aux Energies Alternatives
18287948 FLUIDIC TRANSISTORS AND USES THEREOF Non-Final OA The General Hospital Corporation
17790535 MICROFLUIDIC SYSTEMS AND METHODS FOR LOW-SHEAR ISOLATION OF RARE CELLS FROM LARGE SAMPLE VOLUMES Non-Final OA The General Hospital Corporation
17793782 AUTOMATIC ANALYZER Final Rejection HITACHI HIGH-TECH CORPORATION
18007498 A DEVICE, A SURFACE, AND A BIOSENSOR Final Rejection Katholieke Universiteit Leuven
17783393 GRAPHENE-BASED GAS SENSING PLATFORM Non-Final OA The Penn State Research Foundation
18065549 Micro Punch for Targeted Material Excision Final Rejection Worcester Polytechnic Institute
17222536 HEMATOXYLIN STAINER SYSTEM Final Rejection Ventana Medical Systems, Inc.
18248188 MICROFLUIDIC DEVICE AND METHOD FOR USING MICROFLUIDIC DEVICE Final Rejection Zeon Corporation

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Frequently Asked Questions

What is examiner Velvet Elizabeth Heron's allowance rate?

52.4% of resolved applications examined by Velvet Elizabeth Heron were allowed (21 resolved cases), compared with 38.8% across Art Unit 1758 over the last five years.

Does an interview help with examiner Velvet Elizabeth Heron?

This examiner's interview lift is +43.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Velvet Elizabeth Heron take to allow a patent?

Applications allowed by Velvet Elizabeth Heron took 1,389 days on average from filing to allowance.

Which art unit does examiner Velvet Elizabeth Heron work in?

Velvet Elizabeth Heron examines applications in Art Unit 1758 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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