Prosecution Insights
Last updated: October 26, 2026

For K. Ling, USPTO Patent Examiner

Listed by the USPTO as LING, FOR K.

Tech Center 3700 • Art Units: 3744 3763

This examiner grants 54% of resolved cases

Analysis

LING, FOR K. is a USPTO patent examiner in Tech Center 3700 and Art Unit 3744. The record contains 456 resolved cases, a 53.7% allowance rate, and a median of 1233 days to allowance. The allowance result reflects a closely divided prosecution record, while the median timing indicates that applications may require prolonged examination before reaching a final outcome.

The interview lift is 18.6%, indicating that interviews are associated with improved allowance outcomes in the reported data. The listed companies are Valeo, Intel, and Purple Cloud Development. The listed firms are Merchant & Gould, Apex Attorneys at Law, and Banner Witcoff. Practitioners may wish to use interviews to clarify claim scope while preparing for extended amendment and response cycles.

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

Performance Statistics

53.7%
Allow Rate
-16.3% vs TC avg
506
Total Applications
+18.6%
Interview Lift
1233
Avg Prosecution Days
Based on 456 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
21.5%
§102 Novelty
53.0%
§103 Obviousness
24.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19105568 Heat Sink Assembly Non-Final OA LG Energy Solution, Ltd.
19107220 MOTOR SUPPORT AND MOTORISED FAN UNIT FOR A HEATING, VENTILATION AND/OR AIR-CONDITIONING SYSTEM OF A CORRESPONDING VEHICLE, IN PARTICULAR A MOTOR VEHICLE Final Rejection VALEO SYSTEMES THERMIQUES
18701928 SUPPORT COMPONENT AND HEAT EXCHANGER SUPPORT OBTAINED FROM AN ASSEMBLY OF SUCH SUPPORT COMPONENTS Final Rejection VALEO SYSTEMES THERMIQUES
19082983 COOLING CONFIGURATION FOR MEMORY DEVICE AND RELATED COMPUTER SYSTEM Non-Final OA Intel Corporation
17560070 HEAT PIPE WITH FIRST HEAT SOURCE ON FIRST SIDE AND SECOND HEAT SOURCE ON OPPOSITE SECOND SIDE Non-Final OA Intel Corporation

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Frequently Asked Questions

What is examiner For K. Ling's allowance rate?

53.7% of resolved applications examined by For K. Ling were allowed (456 resolved cases), compared with 0.0% across Art Unit 3744 over the last five years.

Does an interview help with examiner For K. Ling?

This examiner's interview lift is +18.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner For K. Ling take to allow a patent?

Applications allowed by For K. Ling took 1,233 days on average from filing to allowance.

Which art unit does examiner For K. Ling work in?

For K. Ling examines applications in Art Unit 3744 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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