Prosecution Insights
Last updated: October 26, 2026

Lunsee Lao, USPTO Patent Examiner

Listed by the USPTO as LAO, LUNSEE

Tech Center 2600 • Art Units: 2100 2614 2651 2655 2691 2692

This examiner grants 76% of resolved cases

Analysis

LAO, LUNSEE is associated with Tech Center 2600 and art unit 2100. The profile records 774 resolved cases, an allowance rate of 75.8%, and a median of 1249 days to allowance. Interviews correspond to a 15.8% lift in the allowance rate. These measures give practitioners a basis for evaluating likely prosecution duration and deciding when examiner discussion may be useful.

The listed companies are Samsung Electronics Co., Ltd., Microsoft Technology Licensing, LLC, and Google LLC. The listed firms are SUGHRUE MION, PLLC, Artegis Law Group, LLP - Harman, and BIRCH STEWART KOLASCH & BIRCH, LLP. The appearances show a record involving major technology companies and established prosecution counsel. Applicants can use the information to identify relevant experience, while applying the outcome metrics only as aggregate planning guidance.

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

Performance Statistics

75.8%
Allow Rate
+13.8% vs TC avg
797
Total Applications
+15.8%
Interview Lift
1249
Avg Prosecution Days
Based on 774 resolved cases, 2023–2026

Rejection Statute Breakdown

2.4%
§101 Eligibility
26.8%
§102 Novelty
48.9%
§103 Obviousness
8.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19170694 METHOD AND DEVICE FOR PROCESSING AUDIO SIGNAL BY USING ARTIFICIAL INTELLIGENCE MODEL Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19098577 ELECTRONIC APPARATUS AND CONTROL METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18947674 Acoustic Echo Cancellation Using a Wireless Speaker Non-Final OA Google LLC
18645857 PARTICULAR-SOUND DETECTOR AND METHOD, AND PROGRAM Non-Final OA Sony Group Corporation
19048362 Headset, Head-Mounted Device, and Headset Signal Processing Method Non-Final OA Huawei Technologies Co., Ltd.
18863935 TECHNIQUES FOR RENDERING AUDIO THROUGH A PLURALITY OF AUDIO OUTPUT DEVICES Final Rejection HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
19087040 SOUND SPACE CONSTRUCTION DEVICE, SOUND SPACE CONSTRUCTION SYSTEM, STORAGE MEDIUM STORING PROGRAM, AND SOUND SPACE CONSTRUCTION METHOD Non-Final OA Mitsubishi Electric Corporation
18861980 TUNING SPRING MASS RESONATOR OF LOUDSPEAKER IN MOBILE DEVICE Non-Final OA Microsoft Technology Licensing, LLC
18736220 COOPERATIVE AUDIO FREQUENCY REPRODUCTION FOR SPEAKER DEVICES Non-Final OA Microsoft Technology Licensing, LLC
19001274 CIRCUITS, DEVICES AND METHODS RELATED TO AUDIO AMPLIFIERS HAVING GAIN CALIBRATION Non-Final OA SKYWORKS SOLUTIONS, INC.

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Lunsee Lao's allowance rate?

75.8% of resolved applications examined by Lunsee Lao were allowed (774 resolved cases), compared with 38.8% across Art Unit 2100 over the last five years.

Does an interview help with examiner Lunsee Lao?

This examiner's interview lift is +15.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Lunsee Lao take to allow a patent?

Applications allowed by Lunsee Lao took 1,249 days on average from filing to allowance.

Which art unit does examiner Lunsee Lao work in?

Lunsee Lao examines applications in Art Unit 2100 in Tech Center 2600 (Communications).

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