Prosecution Insights
Last updated: October 02, 2026

Examiner: SANDERSON, JOSEPH W

Tech Center 3600 • Art Units: 3619 3644

This examiner grants 78% of resolved cases

Analysis

Joseph W. Sanderson is an examiner in Tech Center 3600 and Art Unit 3619. The examiner has a record of 931 resolved cases. The allowance rate for these cases is 77.6 percent. This 77.6 percent rate provides a benchmark for practitioners to evaluate the likelihood of a successful outcome in this technical area.

The interview lift for this examiner is 13.6 percent. This 13.6 percent lift indicates that conducting an interview is a productive strategy for improving the chances of allowance. The median days to allowance is 1043. This 1043-day figure helps practitioners estimate the duration of the prosecution process in Art Unit 3619. The 931 resolved cases offer a stable basis for these statistical observations in Tech Center 3600.

Practitioners can use the 1043 median days to allowance to manage their dockets and client expectations. The 77.6 percent allowance rate is a key factor in evaluating the examination landscape. Additionally, the 13.6 percent interview lift highlights the value of verbal advocacy in resolving outstanding issues with the examiner.

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

Performance Statistics

77.5%
Allow Rate
+25.5% vs TC avg
953
Total Applications
+13.7%
Interview Lift
1043
Avg Prosecution Days
Based on 932 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
22.4%
§102 Novelty
34.5%
§103 Obviousness
31.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19291136 HYDROGEN-POWERED AIRCRAFT WITH ANTENNA FOR SATELLITE INTERNET ACCESS Final Rejection Airbus Operations GmbH
19173472 WING FOR AN AIRCRAFT Final Rejection Airbus Operations GmbH
18294249 ENGINE-CARRYING FLIGHT DEVICE Final Rejection ISHIKAWA ENERGY RESEARCH CO., LTD.
18674763 HYBRID ELECTRIC VERTICAL TAKEOFF AND LANDING AIRCRAFT Non-Final OA BETA AIR, LLC
19170203 SYSTEMS AND METHODS FOR LATCHING AND FASTENING OBJECTS FOR IN-SPACE SERVICING, ASSEMBLY, AND MANUFACTURING Final Rejection Enduralock, LLC
18951260 HYBRID-ELECTRIC AIRCRAFT, AND METHODS, APPARATUS AND SYSTEMS FOR FACILITATING SAME Non-Final OA Zunum Aero, Inc.

Facing This Examiner?

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

Build Your Strategy

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