Prosecution Insights
Last updated: October 25, 2026

Stacy N Lawson, USPTO Patent Examiner

Listed by the USPTO as LAWSON, STACY N

Tech Center 3600 • Art Units: 2859 3654 3672 3674 3678

This examiner grants 62% of resolved cases

Analysis

Stacy N. Lawson is assigned to Tech Center 3600 and Art Unit 2859. The profile records 488 resolved cases, a 62.3% allowance rate, and a median of 985 days to allowance. Allowed outcomes form a majority of the reported matters, while the median timing measure places allowance near a substantial prosecution interval.

The interview lift is 51.2%, the largest reported outcome-related figure in this profile. That result makes interview planning particularly relevant for practitioners handling applications before this examiner. The listed companies are Element Six (Uk) Limited, Tt Technologies Inc., and Mei Lin Energy Technology Co. Ltd. The listed firms are SCHWEGMAN LUNDBERG & WOESSNER, P.A., Brooks Kushman P.C., and CALDWELL LLC.

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

Performance Statistics

62.3%
Allow Rate
+10.3% vs TC avg
516
Total Applications
+51.2%
Interview Lift
985
Avg Prosecution Days
Based on 488 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
11.1%
§102 Novelty
43.8%
§103 Obviousness
40.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19390872 A RETRACTABLE TUNNEL BORING SYSTEM Final Rejection Individual inventor
18943469 DISPLACEMENT PILE AND PILE DRIVER ADAPTER Non-Final OA Individual inventor
18943453 DISPLACEMENT PILE AND PILE DRIVER ADAPTER Final Rejection Individual inventor
18943475 DISPLACEMENT PILE AND PILE DRIVER ADAPTER Final Rejection Individual inventor
18940156 Self-Leveling Hydraulic Motor Driven Boat Lift Non-Final OA Individual inventor
18830705 APPARATUS TOOL AND ATTACHMENT FOR EXCAVATOR FOR FORMING A DRAINAGE SYSTEM AND METHOD Final Rejection Individual inventor
19248322 DISK CUTTER Non-Final OA ELEMENT SIX (UK) LIMITED
18904291 FRAME FOR TRENCHLESS PIPE REPLACEMENT SYSTEM AND METHOD Non-Final OA TT Technologies, Inc.
19177488 MICROWAVE DESORPTION SYSTEM FOR SOIL Non-Final OA MEI LIN ENERGY TECHNOLOGY CO., Ltd.
19074122 FOUNDATION SUPPORT SYSTEMS, ASSEMBLIES AND METHODS INCLUDING SLEEVE COUPLER AND SELF-ALIGNING SHAFTS WITH TORQUE TRANSMITTING PROFILED DISTAL END EDGES Non-Final OA PIER TECH SYSTEMS, LLC
19071446 IN-SITU LARGE-AREA DRILLING AND FURNACE CONSTRUCTION METHOD FOR COAL GASIFICATION AND CO-MINING OF KEROSENE AND/OR COALBED METHANE Non-Final OA GUIZHOU UNIVERSITY
18258530 EQUIPMENT AND METHOD FOR RECOVERING FLEXIBLE PIPES WITHOUT THE USE OF SPECIAL VESSELS Final Rejection PETRÓLEO BRASILEIRO S.A. – PETROBRAS
17838025 GROUP ANCHOR SYSTEM, SUBSEA INSTALLATION SYSTEM, METHOD FOR USING AND INSTALLING SAME Non-Final OA Triton Systems, Inc.
19099522 TUNNEL BORING MACHINE Non-Final OA HERRENKNECHT AKTIENGESELLSCHAFT
18863841 A MONOPILE FOR A WIND TURBINE Non-Final OA GBM WORKS IP B.V.
18858690 CROSSING BRIDGE AND METHOD Final Rejection ADVANCED INNERGY LTD
18825771 HYDROGEL COMPOSITIONS FOR STABILIZATION OF SOILS Final Rejection Intelligent Concrete, LLC
18715311 SHEET-PILE MODULE AND SHEET-PILE WALL CONSISTING OF SHEET-PILE MODULES Non-Final OA PILEPRO GMBH
18700874 APPARATUS FOR INSTALLING PILES Non-Final OA SPINEX SYSTEMS, INC.
18439006 NATURAL SILT FENCE Final Rejection L&P Property Management Company

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Frequently Asked Questions

What is examiner Stacy N Lawson's allowance rate?

62.3% of resolved applications examined by Stacy N Lawson were allowed (488 resolved cases), compared with 60.2% across Art Unit 2859 over the last five years.

Does an interview help with examiner Stacy N Lawson?

This examiner's interview lift is +51.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Stacy N Lawson take to allow a patent?

Applications allowed by Stacy N Lawson took 985 days on average from filing to allowance.

Which art unit does examiner Stacy N Lawson work in?

Stacy N Lawson examines applications in Art Unit 2859 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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