Prosecution Insights
Last updated: October 27, 2026

Paul Derek Pressley, USPTO Patent Examiner

Listed by the USPTO as PRESSLEY, PAUL DEREK

Tech Center 4100 • Art Units: 3653 3725 3726 4100

This examiner grants 59% of resolved cases

Analysis

PRESSLEY, PAUL DEREK works in Tech Center 4100 and Art Unit 3653. The profile covers 193 resolved cases, a 59.1% allowance rate, and a 1028-day median time to allowance. The 29.3% interview lift indicates a meaningful positive relationship between interviews and allowance outcomes for this examination record.

The top companies are Sharkninja Operating LLC, Textron Inc., and MAKITA Corporation. Frequently represented firms include GREER, BURNS & CRAIN, LTD, AVEK IP, LLC (OP Orig), and OLIFF PLC.

Applicants should expect a mixed outcome profile and allow for prosecution lasting beyond a single examination cycle. A focused interview may be particularly valuable when the invention involves technical features that are difficult to convey through claim language alone. Counsel should align that engagement with a clear amendment position.

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

Performance Statistics

59.1%
Allow Rate
-0.9% vs TC avg
260
Total Applications
+29.3%
Interview Lift
1028
Avg Prosecution Days
Based on 193 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
31.1%
§102 Novelty
48.1%
§103 Obviousness
20.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19007676 REBAR TYING MACHINE Non-Final OA MAKITA CORPORATION
18698689 Electrode Rolling Apparatus Final Rejection LG ENERGY SOLUTION, LTD.
18546643 METHOD AND DEVICE FOR PRODUCING A TUBULAR SEMI-FINISHED PRODUCT FOR A SCAFFOLD OF AN IMPLANT Final Rejection BIOTRONIK AG
18987975 Micro-Puree Machine User Interface Final Rejection SharkNinja Operating LLC
17785715 FOOD PROCESSING DEVICE ATTACHMENT RECOGNITION SYSTEMS AND METHODS Final Rejection SharkNinja Operating LLC
18288708 PRESS FORMING METHOD AND SHAPE EVALUATION METHOD FOR PRESS FORMED PART Non-Final OA JFE STEEL CORPORATION
19040559 Metal Forming System Non-Final OA Textron Aviation Inc.
18594192 Modular Stretch Block Using Additive Manufacturing Final Rejection Textron Aviation Inc.
19013386 CAN MANUFACTURING METHOD AND CAN MANUFACTURING SYSTEM Non-Final OA TOYO SEIKAN CO., LTD.
18477644 Coil Wound Heat Exchanger Deformable Support System And Method Final Rejection Honeywell LNG LLC

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Paul Derek Pressley's allowance rate?

59.1% of resolved applications examined by Paul Derek Pressley were allowed (193 resolved cases), compared with 77.5% across Art Unit 3653 over the last five years.

Does an interview help with examiner Paul Derek Pressley?

This examiner's interview lift is +29.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Paul Derek Pressley take to allow a patent?

Applications allowed by Paul Derek Pressley took 1,028 days on average from filing to allowance.

Which art unit does examiner Paul Derek Pressley work in?

Paul Derek Pressley examines applications in Art Unit 3653 in Tech Center 4100.

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