Prosecution Insights
Last updated: October 26, 2026

Chun-Nan Lin, USPTO Patent Examiner

Listed by the USPTO as LIN, CHUN-NAN

Tech Center 2800 • Art Units: 1788 2621 2629 2693 2893

This examiner grants 87% of resolved cases

Analysis

LIN, CHUN-NAN works in USPTO tech center 2800 and art unit 1788. Across 674 resolved cases, the allowance rate is 87.4%, the interview lift is 15.6%, and the median time to allowance is 717 days. The substantial record and shorter stated interval provide useful context for applicants assessing both outcome prospects and prosecution timing.

Samsung Electronics Co., Ltd., Samsung Display Co., Ltd., and BOE Technology Group Co., Ltd. are the principal companies. Nixon & Vanderhye PC, CANTOR COLBURN LLP, and Blueshift IP LLC are the listed firms. The display and electronics concentration supports preparing claim amendments and interviews around specific device structures, manufacturing steps, and optical results.

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

Performance Statistics

87.4%
Allow Rate
+19.4% vs TC avg
706
Total Applications
+15.6%
Interview Lift
717
Avg Prosecution Days
Based on 674 resolved cases, 2023–2026

Rejection Statute Breakdown

4.3%
§101 Eligibility
5.3%
§102 Novelty
55.1%
§103 Obviousness
29.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19069449 SCREEN EXTENSION DEVICE IN ELECTRONIC DEVICE AND OPERATION METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18952500 ELECTRONIC APPARATUS INCLUDING STRUCTURE FOR CONNECTING ADHESIVE MEMBERS Non-Final OA Samsung Electronics Co., Ltd.
18929180 FEM COMPRISING SWITCH, AND ELECTRONIC DEVICE COMPRISING SAME Non-Final OA Samsung Electronics Co., Ltd.
18992121 LIGHT CONTROL FILM Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18997403 SWITCHABLE GLASS, VEHICLE DOOR ASSEMBLY, AND VEHICLE Non-Final OA FUYAO GLASS INDUSTRY GROUP CO., LTD.
19261219 GATE DRIVING CIRCUIT AND DISPLAY DEVICE Non-Final OA LG Display Co., Ltd.
19337229 DISPLAY PANEL INCLUDING SENSING ELECTRODE AND ELECTRODE OF LIGHT EMITTING ELEMENT ELECTRICALLY SEPARATED BY AT LEAST ONE SEPARATOR AND DISPLAY DEVICE INCLUDING THE SAME Non-Final OA Samsung Display Co., Ltd.
19095849 METHOD OF EVALUATING DISPLAY DRIVING ELEMENTS, AND DISPLAY PANEL Final Rejection Samsung Display Co., LTD.
19309201 CONTACT SPACE DETERMINATION FOR USER INTERFACE CONTROL Final Rejection GOOGLE LLC
19341707 THIN TACTILE REPRODUCTION DISPLAY PANEL AND DISPLAY APPARATUS Non-Final OA BOE TECHNOLOGY GROUP CO., LTD.
19013073 ARRAY SUBSTRATE, DISPLAY PANEL, AND DISPLAY DEVICE Non-Final OA BOE Technology Group Co., Ltd.
19168248 DISPLAY PANEL AND DISPLAY DEVICE Non-Final OA Beijing BOE Technology Development Co., Ltd.
18862117 SPLICING DISPLAY ASSEMBLY AND ELECTRONIC APPARATUS Non-Final OA BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
19054455 SMART WINDOW AND AUTOMOBILE OR WINDOW FOR BUILDING USING THE SAME Non-Final OA DONGWOO FINE-CHEM CO., 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

What is examiner Chun-Nan Lin's allowance rate?

87.4% of resolved applications examined by Chun-Nan Lin were allowed (674 resolved cases), compared with 36.6% across Art Unit 1788 over the last five years.

Does an interview help with examiner Chun-Nan Lin?

This examiner's interview lift is +15.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Chun-Nan Lin take to allow a patent?

Applications allowed by Chun-Nan Lin took 717 days on average from filing to allowance.

Which art unit does examiner Chun-Nan Lin work in?

Chun-Nan Lin examines applications in Art Unit 1788 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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