Prosecution Insights
Last updated: October 27, 2026

Patrick F Lambe, USPTO Patent Examiner

Listed by the USPTO as LAMBE, PATRICK F

Tech Center 3700 • Art Units: 3671 3672 3674 3676 3678 3679 3753

This examiner grants 62% of resolved cases

Analysis

LAMBE, PATRICK F is assigned to tech center 3700 and art unit 3671. The record includes 605 resolved cases, a 62.5% allowance rate, and a median of 1022 days to allowance.

Interviews show a 29.0% lift in the recorded allowance outcome. The listed companies are Weatherford Technology Holdings LLC, Petróleo Brasileiro S.A. - Petrobras, and TotalEnergies SE. The associated firms are SMITH IP SERVICES, P.C., ADE & COMPANY INC., and BakerHostetler. Interview preparation may be especially relevant to prosecution planning in this profile.

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

Performance Statistics

62.5%
Allow Rate
-7.5% vs TC avg
643
Total Applications
+29.0%
Interview Lift
1022
Avg Prosecution Days
Based on 605 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
29.7%
§102 Novelty
54.4%
§103 Obviousness
13.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17981791 AUTOMATED METHOD FOR SELECTING OIL PRODUCING WELLS TO SUBSEA DEMULSIFIER INJECTION Non-Final OA Petróleo Brasileiro S.A. - Petrobras
18715365 SUPPORT STRUCTURE FOR AN OFFSHORE WIND TURBINE AND PROCESS TO INSTALL SAID SUPPORT STRUCTURE Non-Final OA TOTALENERGIES ONETECH
19345978 VERTICAL ISOLATION AND FLOW TREE SYSTEMS AND METHODS Non-Final OA Baker Hughes Oilfield Operations LLC
18904605 TUBULAR RUNNING OPERATIONS WITH FREQUENCY SPECTRUM ANALYSIS Non-Final OA WEATHERFORD TECHNOLOGY HOLDINGS, LLC
18662614 ELEVATOR FOR TUBULAR HANDLING Final Rejection WEATHERFORD TECHNOLOGY HOLDINGS, LLC

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Frequently Asked Questions

What is examiner Patrick F Lambe's allowance rate?

62.5% of resolved applications examined by Patrick F Lambe were allowed (605 resolved cases), compared with 62.3% across Art Unit 3671 over the last five years.

Does an interview help with examiner Patrick F Lambe?

This examiner's interview lift is +29.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Patrick F Lambe take to allow a patent?

Applications allowed by Patrick F Lambe took 1,022 days on average from filing to allowance.

Which art unit does examiner Patrick F Lambe work in?

Patrick F Lambe examines applications in Art Unit 3671 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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