Prosecution Insights
Last updated: October 27, 2026

Joshua Michael Carlson, USPTO Patent Examiner

Listed by the USPTO as CARLSON, JOSHUA MICHAEL

Tech Center 3700 • Art Units: 1795 2877 3796

This examiner grants 60% of resolved cases

Analysis

CARLSON, JOSHUA MICHAEL is a USPTO patent examiner in tech center 3700 and art unit 1795. The profile covers 90 resolved cases, with an allowance rate of 60.0% and a median of 1052 days to allowance. The interview lift is 38.9%, making interviews a prominent feature of the available prosecution record.

Company matters include Commissariat à l'Énergie Atomique et aux Énergies Alternatives, Applied Materials Inc., and Carl Zeiss SMT GmbH. The firms shown are Harrity & Harrity, LLP, BakerHostetler, and DUANE MORRIS LLP - WRIGHT MEDICAL TECHNOLOGY. The limited case volume calls for caution in treating the figures as predictive, but the interview measure supports active examiner engagement.

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

Performance Statistics

60.0%
Allow Rate
-10.0% vs TC avg
131
Total Applications
+38.9%
Interview Lift
1052
Avg Prosecution Days
Based on 90 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
10.1%
§102 Novelty
52.9%
§103 Obviousness
31.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18160511 OPTICAL FILTER APPARATUS AND IMAGE PICKUP APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18847748 LIGHT DETECTING DEVICE Final Rejection SONY SEMICONDUCTOR SOLUTIONS CORPORATION
19111266 SYSTEM FOR MEASURING A CENTRAL WAVELENGTH OF A SPECTRAL LINE WITH HIGH ACCURACY AND ASSOCIATED METHOD Non-Final OA COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
18537948 POLARIZING FILTER AND POLARIMETRIC IMAGE SENSOR INTEGRATING SUCH A FILTER Non-Final OA Commissariat à I'Énergie Atomique et aux Énergies Alternatives
18589707 SYSTEM AND PHOTONIC CRYSTAL FIBER-BASED SURFACE PLASMON RESONANCE SENSOR TO DETECT REFRACTIVE INDEX OF ANALYTE Final Rejection KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18808265 INSPECTION METHOD AND INSPECTION APPARATUS Final Rejection Tokyo Electron Limited
18438222 PHASE MASKING FOR POLARIZATION AND OPTICAL SIGNAL CONTROL IN OPTICAL INSPECTION SYSTEMS Final Rejection Applied Materials, Inc.
18198073 FINGERPRINTING AND PROCESS CONTROL OF PHOTOSENSITIVE FILM DEPOSITION CHAMBER Non-Final OA Applied Materials, Inc.
18559942 DIFFRACTION GRATING FOR MEASUREMENTS IN EUV-EXPOSURE APPARATUSES Final Rejection ASML NETHERLANDS B.V
18587228 METHOD AND MEASURING DEVICE FOR INSPECTING PHOTOMASKS, AND EUV CAMERA Final Rejection Carl Zeiss SMT GmbH
18367208 Mesh Integrity Check Non-Final OA Carl Zeiss SMT GmbH
18629791 FACILITATING INSPECTION OF STRUCTURAL FEATURES OF AN OPTICAL CONNECTOR Non-Final OA VIAVI Solutions Inc.
18824144 INTRAOPERATIVE ON-SPOT ABNORMAL TISSUE DETECTION Non-Final OA Duke University

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Joshua Michael Carlson's allowance rate?

60.0% of resolved applications examined by Joshua Michael Carlson were allowed (90 resolved cases), compared with 54.7% across Art Unit 1795 over the last five years.

Does an interview help with examiner Joshua Michael Carlson?

This examiner's interview lift is +38.9 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 Michael Carlson take to allow a patent?

Applications allowed by Joshua Michael Carlson took 1,052 days on average from filing to allowance.

Which art unit does examiner Joshua Michael Carlson work in?

Joshua Michael Carlson examines applications in Art Unit 1795 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month