Prosecution Insights
Last updated: October 27, 2026

Marc C Howell, USPTO Patent Examiner

Listed by the USPTO as HOWELL, MARC C

Tech Center 1700 • Art Units: 1618 1734 1774

This examiner grants 69% of resolved cases

Analysis

HOWELL, MARC C is a USPTO patent examiner in tech center 1700 and art unit 1618. The record covers 569 resolved cases, an allowance rate of 68.7%, and a median of 1254 days to allowance. The interview lift is 24.5%, providing a measurable basis for incorporating interviews into prosecution planning.

The top companies are WHIRLPOOL Corporation, Dromont S P A, and Cytiva US LLC. The listed firms are PRICE HENEVELD LLP, RMCK Law Group, PLC, and DINSMORE & SHOHL LLP. Practitioners can use the profile to evaluate likely response demands, consider direct examiner engagement, and communicate timing expectations to clients.

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

Performance Statistics

68.7%
Allow Rate
+3.7% vs TC avg
605
Total Applications
+24.5%
Interview Lift
1254
Avg Prosecution Days
Based on 569 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
15.3%
§102 Novelty
53.3%
§103 Obviousness
27.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18694468 STIRRING DEVICE FOR STIRRING A BIPHASIC LIQUID Non-Final OA Merck Patent GmbH
18379502 FOOD PROCESSING GEAR ASSEMBLY AND RELATED METHODS Non-Final OA SharkNinja Operating LLC
18735650 COUNTERTOP APPLIANCE WITH PHYSICAL AND REMOTE MOTOR CONTROL Non-Final OA WHIRLPOOL CORPORATION
18215363 BLENDER JAR WITH PROTRUSIONS INTRODUCING ASYMMETRIC FLOW PATTERN AND BLENDER CONTAINING THE SAME Final Rejection WHIRLPOOL CORPORATION

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Frequently Asked Questions

What is examiner Marc C Howell's allowance rate?

68.7% of resolved applications examined by Marc C Howell were allowed (569 resolved cases), compared with 33.1% across Art Unit 1618 over the last five years.

Does an interview help with examiner Marc C Howell?

This examiner's interview lift is +24.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Marc C Howell take to allow a patent?

Applications allowed by Marc C Howell took 1,254 days on average from filing to allowance.

Which art unit does examiner Marc C Howell work in?

Marc C Howell examines applications in Art Unit 1618 in Tech Center 1700 (Chemistry & Materials).

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