Prosecution Insights
Last updated: October 26, 2026

Dion Ferguson, USPTO Patent Examiner

Listed by the USPTO as FERGUSON, DION

Tech Center 2800 • Art Units: 2835 2847 2848

This examiner grants 87% of resolved cases

Analysis

FERGUSON, DION has 1028 resolved cases in Tech Center 2800 and art unit 2835. The allowance rate is 86.9%, the interview lift is 8.4%, and the median time to allowance is 766 days. The substantial resolved-case volume and favorable allowance rate provide a clear historical basis for examiner-specific planning, while the interview figure indicates a limited measured effect.

The listed companies are Samsung Electro-Mechanics Co., Ltd., Murata Manufacturing Co., Ltd., and Panasonic Holdings Corporation. The listed firms are Morgan, Lewis & Bockius LLP (WA), ARENTFOX SCHIFF LLP - New York, and Law Office of Katsuhiro Arai. Practitioners may focus on concise written responses, supported claim scope, and timely prosecution decisions, with interviews used selectively where a targeted discussion can clarify remaining issues.

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

Performance Statistics

86.9%
Allow Rate
+18.9% vs TC avg
1,059
Total Applications
+8.4%
Interview Lift
766
Avg Prosecution Days
Based on 1028 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
29.5%
§102 Novelty
51.0%
§103 Obviousness
7.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18443294 CAPACITOR, IN PARTICULAR DC LINK CAPACITOR FOR A MULTI-PHASE SYSTEM Final Rejection Robert Bosch GmbH
19072703 SOLID ELECTROLYTIC CAPACITOR ELEMENT AND SOLID ELECTROLYTIC CAPACITOR Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18826775 ELECTROLYTIC CAPACITOR Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18962410 ELECTRONIC COMPONENT Non-Final OA TDK CORPORATION
18933048 CAPACITOR Non-Final OA TDK Corporation
19058277 MULTILAYER CERAMIC CAPACITOR Non-Final OA Murata Manufacturing Co., Ltd.
19055828 CHIP ELECTRONIC COMPONENT Non-Final OA Murata Manufacturing Co., Ltd.
19027977 MULTILAYER CERAMIC CAPACITOR Non-Final OA Murata Manufacturing Co., Ltd.
19004799 SOLID ELECTROLYTIC CAPACITOR AND CAPACITOR ARRAY Non-Final OA Murata Manufacturing Co., Ltd.
18943050 THREE-TERMINAL MULTILAYER CERAMIC CAPACITOR Non-Final OA Murata Manufacturing Co., Ltd.
18904829 LAMINATED CERAMIC ELECTRONIC COMPONENT Final Rejection KYOCERA Corporation
18965286 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18965310 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18965292 MULTILAYER ELECTRONIC COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18955357 MULTI-LAYERED CAPACITOR Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18942724 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18941689 CAPACITOR, MANUFACTURING METHOD THEREOF, AND CAPACITOR ASSEMBLY USING THE SAME Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18939136 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18928414 MULTILAYER ELECTRONIC COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18822953 MULTILAYER ELECTRONIC COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.

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Frequently Asked Questions

What is examiner Dion Ferguson's allowance rate?

86.9% of resolved applications examined by Dion Ferguson were allowed (1,028 resolved cases), compared with 56.2% across Art Unit 2835 over the last five years.

Does an interview help with examiner Dion Ferguson?

This examiner's interview lift is +8.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Dion Ferguson take to allow a patent?

Applications allowed by Dion Ferguson took 766 days on average from filing to allowance.

Which art unit does examiner Dion Ferguson work in?

Dion Ferguson examines applications in Art Unit 2835 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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