Prosecution Insights

Browse Companies Examiners Firms Draft Your Response

Last updated: August 17, 2026

Examiner: MCKENZIE, THOMAS B

Tech Center 1700 • Art Units: 1731 1776 1797

This examiner grants 57% of resolved cases

Performance Statistics

57.4%

Allow Rate

-7.6% vs TC avg

1,060

Total Applications

+22.5%

Interview Lift

1191

Avg Prosecution Days

Based on 987 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%

§101 Eligibility

19.7%

§102 Novelty

47.0%

§103 Obviousness

26.3%

§112 Clarity

Currently Pending Office Actions

App #	Title	Status	Assignee
18199077	NANOFIBER FILTER AND METHOD FOR MANUFACTURING SAME	Non-Final OA	SAMSUNG ELECTRONICS CO., LTD.
18229739	AIR FILTER MEDIUM, METHOD FOR PRODUCING AIR FILTER MEDIUM, MASK FILTER MEDIUM, AND PLEATED MASK FILTER MEDIUM	Non-Final OA	DAIKIN INDUSTRIES, LTD.
18253595	FILTER DEVICE, PRODUCTION METHOD THEREFOR, AND AIR CONDITIONER	Final Rejection	HONDA MOTOR CO., LTD.
18690420	METHOD OF REDUCING DIMETHYL ETHER FORMATION DURING A REGENERATION CYCLE	Non-Final OA	BASF Corporation
18008906	DEVICE FOR FILTERING COOLING AIR OF A TURBOMACHINE TURBINE	Non-Final OA	SAFRAN AIRCRAFT ENGINES
17649466	FILTER, RESPIRATOR, AND METHOD FOR MANUFACTURING FILTER	Final Rejection	HONEYWELL SAFETY PRODUCTS USA, INC.
18320109	MORPHOLOGICAL IMPROVEMENTS IN FILTER MEDIA	Non-Final OA	Hollingsworth & Vose Company
17720908	HIGH EFFICIENCY FILTER MEDIA	Non-Final OA	Hollingsworth & Vose Company
17852747	CHANNELIZED METAL SUBSTRATE TO ENHANCE INACTIVATION OF MICROBES	Non-Final OA	COLORADO SCHOOL OF MINES

Facing This Examiner?

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

Build Your Strategy