Prosecution Insights
Last updated: October 27, 2026

Joseph A Greenlund, USPTO Patent Examiner

Listed by the USPTO as GREENLUND, JOSEPH A

Tech Center 3700 • Art Units: 3752 3754

This examiner grants 67% of resolved cases

Analysis

Joseph A. Greenlund is a USPTO patent examiner in tech center 3700 and art unit 3752. The profile reports 662 resolved cases, an allowance rate of 66.8%, and a median of 1012 days to allowance. The interview lift is 33.8%, showing a substantial measured association between interviews and allowance outcomes. The 1012-day median should be considered when applicants align prosecution milestones with product development and licensing plans.

The principal companies are Nordson Corporation, Stoneage Inc., and Robert Bosch GmbH. The leading firms are BakerHostetler, SAND, SEBOLT & WERNOW CO., LPA, and Alumen IP Law PC. These names provide practical context for the examiner's technology mix and for counsel evaluating experience with this art unit.

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

Performance Statistics

66.8%
Allow Rate
-3.2% vs TC avg
718
Total Applications
+33.8%
Interview Lift
1012
Avg Prosecution Days
Based on 662 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
25.6%
§102 Novelty
47.3%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17786861 INJECTION NOZZLE FOR INJECTING FUEL UNDER HIGH PRESSURE Final Rejection Robert Bosch GmbH
19134860 DEVICE FOR CLEANING A SURFACE OF AN OPTICAL ELEMENT, DETECTION SYSTEM AND VEHICLE Non-Final OA VALEO SYSTEMES D'ESSUYAGE
18791234 FIRE EXTINGUISHING SYSTEM OF ENERGY STORAGE SYSTEM Non-Final OA Samsung SDI Co., Ltd.
18872522 ELECTROMAGNETIC FUEL INJECTION VALVE Final Rejection HITACHI ASTEMO, LTD.
18749149 SYSTEMS AND METHODS OF REAL-TIME ELECTRONIC FIRE SPRINKLER LOCATION AND ACTIVATION Final Rejection Tyco Fire Products LP
18579926 FOAM CONCENTRATE TESTING BYPASS SYSTEM Final Rejection Tyco Fire Products LP
19075172 ABLUTIONARY NOZZLE ASSEMBLY Non-Final OA Kohler Mira Limited
18693764 MULTI-TRANSITIONAL EMITTER FOR DRIP IRRIGATION Non-Final OA The Toro Company
19016636 INTEGRATED ROTARY SPRAYER Non-Final OA Kohler (China) Investment Co., Ltd.
16270768 Wide Mouth Spray Actuator Non-Final OA Rust-Oleum Corporation

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Joseph A Greenlund's allowance rate?

66.8% of resolved applications examined by Joseph A Greenlund were allowed (662 resolved cases), compared with 48.7% across Art Unit 3752 over the last five years.

Does an interview help with examiner Joseph A Greenlund?

This examiner's interview lift is +33.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Joseph A Greenlund take to allow a patent?

Applications allowed by Joseph A Greenlund took 1,012 days on average from filing to allowance.

Which art unit does examiner Joseph A Greenlund work in?

Joseph A Greenlund examines applications in Art Unit 3752 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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