Prosecution Insights
Last updated: October 26, 2026

Eric T Loonan, USPTO Patent Examiner

Listed by the USPTO as LOONAN, ERIC T

Tech Center 2100 • Art Units: 2131 2137 2189

This examiner grants 65% of resolved cases

Analysis

LOONAN, ERIC T works in Tech Center 2100 and Art Unit 2131. His record reports 440 resolved cases, a 65.0% allowance rate, and a median of 1374 days to allowance. Interview lift is 26.9%, showing a meaningful positive association between interviews and allowance outcomes.

Samsung Electronics Co., Ltd., Microsoft Technology Licensing, LLC, and SK hynix Inc. are the listed companies. 2SPL Patent Attorneys, Greenberg Traurig, LLP - AMD, Inc., and HARNESS, DICKEY & PIERCE, P.L.C. are the associated firms. The moderate allowance rate and extended timing support early development of claim and interview strategy.

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

Performance Statistics

65.0%
Allow Rate
+10.0% vs TC avg
474
Total Applications
+26.9%
Interview Lift
1374
Avg Prosecution Days
Based on 440 resolved cases, 2023–2026

Rejection Statute Breakdown

7.8%
§101 Eligibility
23.2%
§102 Novelty
45.2%
§103 Obviousness
20.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19048403 SYSTEM-ON-CHIP AND OPERATING METHOD THEREOF Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18600853 STORAGE DEVICE, METHOD OF OPERATING STORAGE CONTROLLER, AND UFS SYSTEM Non-Final OA Samsung Electronics Co., Ltd.
18949822 CACHING USING MACHINE LEARNED PREDICTIONS Final Rejection Google LLC
18539350 Method and system for dynamically detecting memory sub-channel mapping and data lane mapping between a memory controller and physical layer circuitry Non-Final OA Intel Corporation
19097029 CONCURRENT ADDRESS TRANSLATION SCHEMES FOR MEMORY SUB-SYSTEMS IN A DISAGGREGATED MEMORY ENVIRONMENT Non-Final OA Micron Technology, Inc.
18933278 STREAMING OF A FILESYSTEM IMAGE FROM AN IMAGE STORE TO A HOST SYSTEM Final Rejection Microsoft Technology Licensing, LLC
18622000 HYBRID DATA REPLICATION Final Rejection Microsoft Technology Licensing, LLC
19324801 MEMORY SYSTEM AND CONTROL METHOD Non-Final OA Kioxia Corporation
19312298 DATA STORAGE DEVICE FOR MANAGING PAGE STATUS INFORMATION, OPERATING METHOD OF THE DATA STORAGE DEVICE, AND MEMORY CONTROLLER FOR THE DATA STORAGE DEVICE Non-Final OA SK hynix Inc.
18227256 PROGRESSIVE REDUNDANT ARRAY OF INEXPENSIVE DISKS (RAID) FOR MEMORY DEVICES Final Rejection SK Hynix NAND Product Solutions Corp. (dba Solidigm)
17992609 SYSTEMS AND METHODS FOR INDICATING RECENTLY INVALIDATED CACHE LINES Final Rejection Advanced Micro Devices, Inc.

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Frequently Asked Questions

What is examiner Eric T Loonan's allowance rate?

65.0% of resolved applications examined by Eric T Loonan were allowed (440 resolved cases), compared with 0.0% across Art Unit 2131 over the last five years.

Does an interview help with examiner Eric T Loonan?

This examiner's interview lift is +26.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Eric T Loonan take to allow a patent?

Applications allowed by Eric T Loonan took 1,374 days on average from filing to allowance.

Which art unit does examiner Eric T Loonan work in?

Eric T Loonan examines applications in Art Unit 2131 in Tech Center 2100 (Computing & Software).

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