Prosecution Insights
Last updated: October 27, 2026

Samuel Ambaye, USPTO Patent Examiner

Listed by the USPTO as AMBAYE, SAMUEL

Tech Center 2400 • Art Units: 2431 2433 2437

This examiner grants 82% of resolved cases

Analysis

AMBAYE, SAMUEL examines in tech center 2400 and art unit 2431. The record includes 689 resolved cases, an 82.3% allowance rate, and a 1054-day median time to allowance. The interview lift is 24.9%, showing a meaningful positive association in a substantial set of matters. The profile supports incorporating interviews into prosecution strategy, while the median timing indicates that applicants should plan for a process extending beyond two years.

Samsung Electronics Co., Ltd., Apple Inc., and Panasonic Holdings Corporation are the leading companies. The listed firms are GREENBLUM & BERNSTEIN, P.L.C., Invoke, and JCIPRNET. Practitioners may use interviews to focus discussions around claim scope and outstanding issues, but should preserve a complete written record because the allowance outcome remains dependent on the full prosecution history.

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

Performance Statistics

82.3%
Allow Rate
+24.3% vs TC avg
720
Total Applications
+24.9%
Interview Lift
1054
Avg Prosecution Days
Based on 689 resolved cases, 2023–2026

Rejection Statute Breakdown

8.0%
§101 Eligibility
6.8%
§102 Novelty
75.1%
§103 Obviousness
3.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17434329 AUTHENTICATION DECISION FOR FIXED NETWORK RESIDENTIAL GATEWAYS Final Rejection TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
18720873 METHOD AND SYSTEM FOR SUPPORTING PROTECTION OF MBS TRAFFIC IN WIRELESS COMMUNICATION SYSTEM Non-Final OA Samsung Electronics Co., Ltd.
18737367 CRYPTOGRAPHY PROCESSOR AND METHOD OF OPERATING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18898650 SYSTEMS AND METHODS FOR MULTI-LINK DEVICE PRIVACY PROTECTION Non-Final OA Apple Inc.
18421778 Private Retrieval of Location-Based Information Non-Final OA Apple Inc.
18482479 Providing Secure Wireless Network Access Final Rejection Oracle International Corporation
19228225 PROGRAM IDENTIFICATION METHOD AND PROGRAM IDENTIFICATION DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18693652 CUSTOMER PREMISES NETWORK ACCESS CONTROL Non-Final OA InterDigital Patent Holdings, Inc.
19269881 PORTABLE TERMINAL Non-Final OA MAXELL, LTD.
18968050 METHODS, APPARATUSES, MEDIUM, AND DEVICES FOR PROTOTYPE CHAIN POLLUTION VULNERABILITY PROTECTION Final Rejection Alipay (Hangzhou) Information Technology Co., Ltd.
18940037 TRUSTED SYSTEM FOR PRIVACY-PRESERVING VALIDATION OF INDIVIDUALS Final Rejection AT&T Intellectual Property I, L.P.
18951681 IOT DEVICE PASSWORD SHARING SYSTEM Final Rejection MH HOLDINGS USA CORP.

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Frequently Asked Questions

What is examiner Samuel Ambaye's allowance rate?

82.3% of resolved applications examined by Samuel Ambaye were allowed (689 resolved cases), compared with 76.5% across Art Unit 2431 over the last five years.

Does an interview help with examiner Samuel Ambaye?

This examiner's interview lift is +24.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Samuel Ambaye take to allow a patent?

Applications allowed by Samuel Ambaye took 1,054 days on average from filing to allowance.

Which art unit does examiner Samuel Ambaye work in?

Samuel Ambaye examines applications in Art Unit 2431 in Tech Center 2400 (Networking & Security).

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