Prosecution Insights
Last updated: October 02, 2026

Examiner: CAMPBELL, NATASHA N.

Tech Center 1700 • Art Units: 1714 1792

This examiner grants 68% of resolved cases

Analysis

Natasha N. Campbell is an examiner in Tech Center 1700 and Art Unit 1714. She has 846 resolved cases. The allowance rate for these cases is 67.8%, and the interview lift is 14.4%. This 14.4% lift indicates that interviews are associated with an increase in the likelihood of allowance. Practitioners can use the 67.8% allowance rate to estimate the probability of success for applications in her docket.

The median days to allowance is 1058 for the 846 resolved cases. This 1058-day figure provides a timeline for applications that reach a grant. The 14.4% interview lift suggests that direct communication is a useful tool for reaching the 67.8% allowance rate. With 846 cases resolved, these metrics offer a basis for managing expectations regarding both the outcome and the 1058-day duration of prosecution in Art Unit 1714.

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

Performance Statistics

67.8%
Allow Rate
+2.8% vs TC avg
867
Total Applications
+14.4%
Interview Lift
1058
Avg Prosecution Days
Based on 846 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
15.7%
§102 Novelty
54.3%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19120631 Method and System for Cleaning Reactor Non-Final OA LG Chem, Ltd.
18428526 AUTOMATED DE-POWDERING OF ADDITIVE MANUFACTURING BUILD Non-Final OA General Electric Company
18904974 METHODS AND SYSTEMS FOR PREVENTIVE MAINTENANCE OF SEMICONDUCTOR PROCESSING EQUIPMENT Non-Final OA ASM IP Holding B.V.
19070247 APPARATUS AND METHOD FOR CLEANING SUSCEPTORS WITH PLASMA Non-Final OA Applied Materials, Inc.
18647587 PROCESSING MODULE HAVING A PRIMING SYSTEM Non-Final OA Applied Materials, Inc.
18600522 CLEANING SYSTEM AND BASE STATION Non-Final OA Positec Power Tools (Suzhou) Co., Ltd.
18815475 INDUCTION HEATED FAN FOR DISHWASHER Final Rejection Midea Group Co., Ltd.
19188406 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Non-Final OA SHIBAURA MECHATRONICS CORPORATION
19004619 CHEMICAL SUPPLY APPARATUS AND CHEMICAL SUPPLY METHOD Non-Final OA Semes Co., Ltd
18998026 Suction Head Provided With A Rotating Brush Provided With A Cleaning Blade Non-Final OA SEB S.A.
18818231 CLEANING MACHINE Non-Final OA SUGINO MACHINE LIMITED

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