Prosecution Insights
Last updated: October 27, 2026

Andrew Keelan Laobak, USPTO Patent Examiner

Listed by the USPTO as LAOBAK, ANDREW KEELAN

Tech Center 2800 • Art Units: 1713 1716 2811

This examiner grants 76% of resolved cases

Analysis

LAOBAK, ANDREW KEELAN is assigned to Tech Center 2800 and art unit 1713. The record includes 62 resolved cases and an allowance rate of 75.8%. The median time to allowance is 1155 days. Interviews are associated with a 34.7% lift in the allowance rate, making interview preparation an important strategic consideration in this docket. The case volume calls for measured use of the results.

The listed companies are Tokyo Electron Limited, Applied Materials Inc., and Samsung Electronics Co., Ltd. The listed firms are FISH & RICHARDSON P.C. (TC), FITCH, EVEN, TABIN & FLANNERY, LLP, and FOLEY & LARDNER LLP. These appearances can help practitioners locate relevant prosecution experience and understand the technology represented. The profile supports evaluating interview timing alongside amendment strategy, without predicting the outcome of an individual application.

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

Performance Statistics

75.8%
Allow Rate
+7.8% vs TC avg
89
Total Applications
+34.7%
Interview Lift
1155
Avg Prosecution Days
Based on 62 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
17.3%
§102 Novelty
60.3%
§103 Obviousness
18.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18746869 CHEMICAL LIQUID, MANUFACTURING METHOD OF MODIFIED SUBSTRATE, MANUFACTURING METHOD OF LAMINATE, AND CHEMICAL LIQUID CONTAINER Final Rejection FUJIFILM Corporation
18609795 SLURRY COMPOSITION AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE BY USING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18596020 SLURRY COMPOSITION FOR CHEMICAL MECHANICAL POLISHING AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Final Rejection Samsung Electronics Co., Ltd.
18139840 ATOMIC LAYER ETCHING (ALE) APPARATUS AND ALE METHOD BASED ON THE APPARATUS Non-Final OA Samsung Electronics Co., Ltd.
19212813 COMPOSITIONS AND METHODS FOR TUNGSTEN ETCHING INHIBITION Non-Final OA BASF SE
18718981 GAS TREATMENT METHOD AND GAS TREATMENT DEVICE Non-Final OA Tokyo Electron Limited
18607202 HARC ETCH CHEMISTRY FOR SEMINCONDUCTORS Final Rejection Tokyo Electron Limited
18603049 CYCLIC ETCH/DEPOSITION PLASMA PROCESSES USING TUNGSTEN BASED PRECURSOR GAS Non-Final OA Tokyo Electron Limited
18422013 ETCHING METHOD, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE, ETCHING PROGRAM, AND PLASMA PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18319419 ETCHING METHOD AND PLASMA PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18817646 METAL-CONTAINING HARDMASK OPENING METHODS USING BORON-AND-HALOGEN-CONTAINING PRECURSORS Final Rejection Applied Materials, Inc.
18101932 SYSTEMS AND METHODS FOR TITANIUM-CONTAINING FILM REMOVAL Non-Final OA Applied Materials, Inc.
18098791 DRY ETCH OF BORON-CONTAINING MATERIAL Final Rejection Applied Materials, Inc.
18857708 POLISHING LIQUID, POLISHING METHOD, COMPONENT PRODUCTION METHOD, AND SEMICONDUCTOR COMPONENT PRODUCTION METHOD Non-Final OA Resonac Corporation
19109034 ETCHANT COMPOSITION Non-Final OA Kao Corporation
18602212 COMPOSITION FOR SURFACE TREATMENT, SURFACE TREATMENT METHOD, AND METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE Final Rejection FUJIMI INCORPORATED
18439028 PROTECTIVE FILM, PROTECTIVE FILM AGENT, AND METHOD OF PROCESSING WORKPIECE Non-Final OA DISCO CORPORATION

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Frequently Asked Questions

What is examiner Andrew Keelan Laobak's allowance rate?

75.8% of resolved applications examined by Andrew Keelan Laobak were allowed (62 resolved cases), compared with 62.4% across Art Unit 1713 over the last five years.

Does an interview help with examiner Andrew Keelan Laobak?

This examiner's interview lift is +34.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Andrew Keelan Laobak take to allow a patent?

Applications allowed by Andrew Keelan Laobak took 1,155 days on average from filing to allowance.

Which art unit does examiner Andrew Keelan Laobak work in?

Andrew Keelan Laobak examines applications in Art Unit 1713 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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