Prosecution Insights
Last updated: October 27, 2026

Sean Erin Serraguard, USPTO Patent Examiner

Listed by the USPTO as SERRAGUARD, SEAN ERIN

Tech Center 2600 • Art Units: 2657

This examiner grants 69% of resolved cases

Analysis

SERRAGUARD, SEAN ERIN works in Tech Center 2600 and art unit 2657. The examiner has 163 resolved cases, a 69.3% allowance rate, and a 34.3% interview lift. The median days to allowance is 1112. The resolved-case base is moderate, and the interview measure provides a clear reason to consider targeted examiner engagement.

The listed companies are Tencent Technology (Shenzhen) Company Limited, Apple Inc., and May Patents Ltd. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, Crowell, and Dinsmore & Shohl LLP - Intuit. Practitioners should connect interview discussions to concrete claim amendments and maintain a written record that explains the resulting distinctions.

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

Performance Statistics

69.3%
Allow Rate
+7.3% vs TC avg
193
Total Applications
+34.3%
Interview Lift
1112
Avg Prosecution Days
Based on 163 resolved cases, 2023–2026

Rejection Statute Breakdown

8.5%
§101 Eligibility
19.8%
§102 Novelty
49.5%
§103 Obviousness
20.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19025974 CONTEXTUAL SPEECH INTERPRETATION USING LARGE LANGUAGE MODELS Non-Final OA Apple Inc.
18680112 DATA EXTRACTION AND ENHANCEMENT USING ARTIFICIAL INTELLIGENCE Final Rejection Roku, Inc.
18887462 VOICE CUSTOMIZATION FOR SYNTHETIC SPEECH GENERATION Final Rejection Amazon Technologies, Inc.
17641634 KEYWORD DETECTIONS BASED ON EVENTS GENERATED FROM AUDIO SIGNALS Final Rejection Hewlett-Packard Development Company, L.P.
18931001 AUTOMATED AUDIENCE RESPONSE ESTIMATION AND PRESENTER FEEDBACK Non-Final OA Microsoft Technology Licensing, LLC
18635699 STRUCTURE SELF-AWARE MODEL FOR DISCOURSE PARSING ON MULTI-PARTY DIALOGUES Non-Final OA TENCENT AMERICA LLC
18830160 PHONE RECOGNITION METHOD AND APPARATUS, ELECTRONIC DEVICE AND STORAGE MEDIUM Non-Final OA Tencent Technology (Shenzhen) Company Limited
19027442 Tool For Assisting People With Speech Disorder Non-Final OA Cerner Innovation, Inc.
18432938 GENERATING ANSWERS TO CONTEXTUAL QUERIES WITHIN A CLOSED DOMAIN Non-Final OA Adobe Inc.
18976844 HEARING DEVICE COMPRISING AN ADAPTIVE FILTER BANK Non-Final OA Oticon A/S

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Frequently Asked Questions

What is examiner Sean Erin Serraguard's allowance rate?

69.3% of resolved applications examined by Sean Erin Serraguard were allowed (163 resolved cases), compared with 63.6% across Art Unit 2657 over the last five years.

Does an interview help with examiner Sean Erin Serraguard?

This examiner's interview lift is +34.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sean Erin Serraguard take to allow a patent?

Applications allowed by Sean Erin Serraguard took 1,112 days on average from filing to allowance.

Which art unit does examiner Sean Erin Serraguard work in?

Sean Erin Serraguard examines applications in Art Unit 2657 in Tech Center 2600 (Communications).

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