Prosecution Insights
Last updated: October 22, 2026

Kevin Siangchin, USPTO Patent Examiner

Listed by the USPTO as SIANGCHIN, KEVIN

Tech Center 2400 • Art Units: 2486

This examiner grants 0% of resolved cases

Performance Statistics

—
Allow Rate
-58.0% vs TC avg
13
Total Applications
—
Interview Lift
0
Avg Prosecution Days
Based on 0 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
31.4%
§102 Novelty
34.3%
§103 Obviousness
25.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19166750 MIP-BASED IMAGE ENCODING/DECODING METHOD, METHOD FOR TRANSMITTING BITSTREAM, AND RECORDING MEDIUM HAVING BITSTREAM STORED THEREIN Non-Final OA LG Electronics Inc.
19164516 TRANSPORTING MULTIMEDIA IMMERSION AND INTERACTION DATA IN A WIRELESS COMMUNICATION SYSTEM Non-Final OA LENOVO (SINGAPORE) PTE. LTD.
19166727 DEVICE AND METHOD FOR DECODING VIDEO DATA Non-Final OA SHARP KABUSHIKI KAISHA
19301905 CODED INFORMATION DERIVATION FOR INTER PREDICTION Non-Final OA Tencent America LLC
19273656 ENCODING METHOD, DECODING METHOD, ENCODER, DECODER, AND STORAGE MEDIUM Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

Which art unit does examiner Kevin Siangchin work in?

Kevin Siangchin examines applications in Art Unit 2486 in Tech Center 2400 (Networking & Security).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month