Prosecution Insights
Last updated: October 27, 2026

Joshua Daryl Deanon Lannu, USPTO Patent Examiner

Listed by the USPTO as LANNU, JOSHUA DARYL DEANON

Tech Center 3700 • Art Units: 3735 3791 3792

This examiner grants 82% of resolved cases

Analysis

LANNU, JOSHUA DARYL DEANON is associated with Tech Center 3700 and art unit 3735. The record covers 965 resolved cases and shows an allowance rate of 82.2%. The median time to allowance is 1010 days, and interviews correspond to a 24.1% lift in the allowance rate. The volume and outcome measures provide a substantial basis for planning prosecution activity in this docket.

The listed companies are Siemens Healthineers AG, Intuitive Surgical Operations Inc., and Korea Institute of Science and Technology. The listed firms are FOLEY & LARDNER LLP, Riverside Law LLP, and Cooley LLP. Practitioners can review these appearances to identify experience with the examiner and related technologies. The interview figure supports considering direct engagement as part of a response plan, while claim-specific analysis remains necessary for each application.

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

Performance Statistics

82.2%
Allow Rate
+12.2% vs TC avg
1,001
Total Applications
+24.1%
Interview Lift
1010
Avg Prosecution Days
Based on 965 resolved cases, 2023–2026

Rejection Statute Breakdown

10.9%
§101 Eligibility
18.3%
§102 Novelty
28.7%
§103 Obviousness
35.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18431434 LATCH TO SECURE TELEOPERATED SURGICAL INSTRUMENT TO ACTUATOR Non-Final OA INTUITIVE SURGICAL OPERATIONS, INC.
18337375 RADIONUCLIDE BRACHYTHERAPY SOURCE SYSTEMS FOR APPLICATION OF BETA RADIATION Non-Final OA ILLINOIS TOOL WORKS INC.
18584517 BED HAVING FEATURES FOR SLEEP-SENSING AND FOR DETERMINING SLEEP-INTERVENTION PARAMETERS Non-Final OA SNBR INC.
17967665 PATIENT ISOLATION UNIT FOR PATHOGEN CONTAINMENT DURING MEDICAL IMAGING PROCEDURES Non-Final OA General Electric Company
18322109 CONTOUR ELECTROCORTICOGRAPHY (ECoG) ARRAY Final Rejection Mayo Foundation for Medical Education and Research
18424347 PREDICTING INTERNAL ANATOMICAL DEFORMATION FROM EXTERNAL BIOLOGICAL SIGNALS Non-Final OA Siemens Healthineers International AG
18376531 TREATING A TREATMENT VOLUME WITH THERAPEUTIC RADIATION USING A MULTI-LEAF COLLIMATION SYSTEM Non-Final OA Siemens Healthineers International AG
18431452 MAGNET MANAGEMENT MRI COMPATIBILITY Non-Final OA Cochlear Limited
19288971 MONITORING ORGAN MORPHOLOGY FOR RADIATION TREATMENT DELIVERY USING ULTRASOUND Non-Final OA The Medical College of Wisconsin, Inc.
18432184 Container with Improved Medical Device Nest Support and Deformation Resistance Non-Final OA Becton, Dickinson and Company
17859933 ESTHETIC APPARATUS USEFUL FOR INCREASING SKIN REJUVENATION AND METHODS THEREOF Non-Final OA VENUS CONCEPT LTD.

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Frequently Asked Questions

What is examiner Joshua Daryl Deanon Lannu's allowance rate?

82.2% of resolved applications examined by Joshua Daryl Deanon Lannu were allowed (965 resolved cases), compared with 38.6% across Art Unit 3735 over the last five years.

Does an interview help with examiner Joshua Daryl Deanon Lannu?

This examiner's interview lift is +24.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Joshua Daryl Deanon Lannu take to allow a patent?

Applications allowed by Joshua Daryl Deanon Lannu took 1,010 days on average from filing to allowance.

Which art unit does examiner Joshua Daryl Deanon Lannu work in?

Joshua Daryl Deanon Lannu examines applications in Art Unit 3735 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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