Prosecution Insights
Last updated: October 26, 2026

Robert N Day, USPTO Patent Examiner

Listed by the USPTO as DAY, ROBERT N

Tech Center 2600 • Art Units: 2122 2123 2148 2488 2666

This examiner grants 26% of resolved cases

Analysis

Robert N. Day has 31 resolved cases in Tech Center 2600 and Art Unit 2122. The allowance rate is 25.8%, and the median time to allowance is 1552 days. The limited record shows a low allowance outcome and prolonged prosecution, so applicants should treat the profile as an initial signal.

The interview lift is 35.4%, suggesting that interviews may be useful when developing a response path. The leading companies are NEC, Samsung Electronics, and Robert Bosch. NSIP LAW, Harrity & Harrity, and K&L GATES are the listed leading firms.

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

Performance Statistics

25.8%
Allow Rate
-36.2% vs TC avg
72
Total Applications
+35.4%
Interview Lift
1552
Avg Prosecution Days
Based on 31 resolved cases, 2023–2026

Rejection Statute Breakdown

34.2%
§101 Eligibility
14.3%
§102 Novelty
39.4%
§103 Obviousness
11.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17946218 APPARATUS AND METHOD WITH NEURAL NETWORK OPTIMIZATION Non-Final OA Samsung Electronics Co., Ltd.
17396510 SYSTEM AND METHOD FOR LIGHTWEIGHT SEMANTIC MASKING Non-Final OA Samsung Electronics Co., Ltd.
17156126 METHOD AND APPARATUS FOR CONTINUAL FEW-SHOT LEARNING WITHOUT FORGETTING Final Rejection Samsung Electronics Co., Ltd.
18154132 Method for Training a Data-Based Evaluation Model Non-Final OA Robert Bosch GmbH
18424420 TRAINING ULTRA-LARGE-SCALE VISION TRANSFORMER NEURAL NETWORKS Non-Final OA Google LLC
18382128 STATE DETERMINATION APPARATUS USING MACHINE LEARNING MODEL, DETERMINATION METHOD, AND STORAGE MEDIUM Non-Final OA NEC Corporation
18382149 STATE DETERMINATION APPARATUS USING MACHINE LEARNING MODEL, DETERMINATION METHOD, AND STORAGE MEDIUM Non-Final OA NEC Corporation
18382148 STATE DETERMINATION APPARATUS USING MACHINE LEARNING MODEL, DETERMINATION METHOD, AND STORAGE MEDIUM Non-Final OA NEC Corporation
18227261 METHOD OF LEARNING NEURAL NETWORK, FEATURE SELECTION APPARATUS, FEATURE SELECTION METHOD, AND RECORDING MEDIUM Final Rejection NEC Corporation
18222401 STATE DETERMINATION APPARATUS USING MACHINE LEARNING MODEL, DETERMINATION METHOD, AND STORAGE MEDIUM Non-Final OA NEC Corporation
17903044 MACHINE LEARNING METHOD AND INFORMATION PROCESSING DEVICE OF TRAINING MODEL USING ADVERSARIAL NEURAL NETWORK Non-Final OA Fujitsu Limited
17455516 RECOMMENDATIONS USING GRAPH MACHINE LEARNING-BASED REGRESSION Final Rejection FUJITSU LIMITED
18784000 NODE AND RESERVOIR DEVICE Non-Final OA TDK Corporation
17534076 DEEP REINFORCEMENT LEARNING FOR FIELD DEVELOPMENT PLANNING OPTIMIZATION Non-Final OA Chevron U.S.A. Inc.
17195451 NEURAL NETWORK TRAINING TECHNIQUE Final Rejection NVIDIA Corporation

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Frequently Asked Questions

What is examiner Robert N Day's allowance rate?

25.8% of resolved applications examined by Robert N Day were allowed (31 resolved cases), compared with 31.6% across Art Unit 2122 over the last five years.

Does an interview help with examiner Robert N Day?

This examiner's interview lift is +35.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Robert N Day take to allow a patent?

Applications allowed by Robert N Day took 1,552 days on average from filing to allowance.

Which art unit does examiner Robert N Day work in?

Robert N Day examines applications in Art Unit 2122 in Tech Center 2600 (Communications).

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