Prosecution Insights
Last updated: October 02, 2026

Examiner: LITTLEJOHN JR, MANCIL H

Tech Center 2600 • Art Units: 2612 2681 2684 2685 2686

This examiner grants 73% of resolved cases

Analysis

Mancil H Littlejohn Jr is an examiner in Tech Center 2600 and Art Unit 2612, with 525 resolved cases. The allowance rate is 73.0 percent. The median days to allowance is 961. These figures indicate a successful and relatively efficient prosecution process for applicants. The high allowance rate and sub-thousand-day timeline suggest a favorable environment for obtaining patent protection in this art unit.

Interviews provide an interview lift of 23.4 percent. This significant lift over the 73.0 percent baseline suggests that practitioners should use interviews to resolve issues and secure an allowance. Direct engagement with Littlejohn appears to be a productive strategy for navigating the 961-day timeline and overcoming examiner concerns more effectively than relying solely on written responses.

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

Performance Statistics

73.0%
Allow Rate
+11.0% vs TC avg
551
Total Applications
+23.4%
Interview Lift
961
Avg Prosecution Days
Based on 525 resolved cases, 2023–2026

Rejection Statute Breakdown

4.0%
§101 Eligibility
11.5%
§102 Novelty
66.4%
§103 Obviousness
13.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19134088 HAPTIC FEEDBACK DEVICE Non-Final OA KYOCERA Corporation
18871849 ELECTRONIC FENCE SETTING METHOD AND APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM Non-Final OA ZTE CORPORATION
18313541 WEARABLE SENSOR AND WEARABLE SENSOR SYSTEM Non-Final OA Hitachi, Ltd.
19029610 DISPLAY LAYOUT AND INTERACTIVE OBJECTS FOR PATIENT MONITORING Non-Final OA Masimo Corporation
18268389 PERSONAL SURVEILLANCE DEVICE, SYSTEM AND METHOD Final Rejection NAGRAVISION SARL
18348848 Information Management System and Method Non-Final OA CalmWave, Inc.
18369912 SYSTEM AND METHOD TO CONVERT AUDIO SIGNALS TO HAPTIC SIGNALS Non-Final OA Microchip Technology Incorporated
19174912 EVALUATION METHOD OF LOCATIONS, ANALYSIS METHOD OF DRIVING BEHAVIOR, AND DRIVER MANAGEMENT SYSTEM Non-Final OA Wistron Corporation
18882475 SYSTEM AND METHODS FOR UNLOCKING ULTRA-WIDEBAND DEVICES Final Rejection Qorvo US, Inc.
19205496 SYSTEM AND METHOD FOR INTEGRATING INTERACTIVE OBJECTS AND ATTRACTION EXPERIENCES Non-Final OA Universal City Studios LLC

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