Prosecution Insights
Last updated: October 27, 2026

Kettip Kriangchaivech, USPTO Patent Examiner

Listed by the USPTO as KRIANGCHAIVECH, KETTIP

Tech Center 2800 • Art Units: 1672 1686 2863

This examiner grants 19% of resolved cases

Analysis

KRIANGCHAIVECH, KETTIP is assigned to tech center 2800 and art unit 1672. The record contains 58 resolved cases, an allowance rate of 19.0%, an interview lift of 28.8%, and a median of 1793 days to allowance. The interview-associated cases had a higher allowance outcome than the overall record, although the overall allowance rate is low.

Grail LLC, BOE Technology Group Co., Ltd., and BASF SE are the listed companies. The firms are Bochner PLLC, HULTQUIST IP, and JCameron IP Law LLC. The data supports preparing for substantive and extended prosecution while evaluating interviews as a way to narrow the examiner’s concerns. Any favorable discussion should be reflected in a detailed written response addressing the cited art and claim scope. The resolved-case record offers useful context, but practitioners should rely heavily on the individual application history.

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

Performance Statistics

19.0%
Allow Rate
-49.0% vs TC avg
96
Total Applications
+28.8%
Interview Lift
1793
Avg Prosecution Days
Based on 58 resolved cases, 2023–2026

Rejection Statute Breakdown

32.8%
§101 Eligibility
11.7%
§102 Novelty
28.7%
§103 Obviousness
19.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18025544 METHOD, APPARATUS AND DEVICE FOR ANALYZING GENOME METHYLATION SEQUENCING DATA, AND MEDIUM Non-Final OA BOE TECHNOLOGY GROUP CO., LTD.
18141199 MEDIA, METHODS, AND SYSTEMS FOR PROTEIN DESIGN AND OPTIMIZATION Non-Final OA BASF SE
18234101 Methods Of Associating Genetic Variants With A Clinical Outcome In Patients Suffering From Age-Related Macular Degeneration Treated With Anti-VEGF Non-Final OA Regeneron Pharmaceuticals, Inc.
17636332 METHODS AND SYSTEMS FOR ASSESSING GENETIC VARIANTS Final Rejection Inari Agriculture Technology, Inc.
18160578 METHOD OF IDENTIFYING PROPERTIES OF MOLECULES UNDER OPEN BOUNDARY CONDITIONS Non-Final OA Purdue Research Foundation
17688791 METHODS FOR IDENTIFYING CHROMOSOMAL SPATIAL INSTABILITY SUCH AS HOMOLOGOUS REPAIR DEFICIENCY IN LOW COVERAGE NEXT- GENERATION SEQUENCING DATA Non-Final OA Sophia Genetics S.A.
16613597 METHOD FOR CALIBRATING A DATA SET OF A TARGET ANALYTE USING AN ANALYTE-INSUSCEPTIBLE SIGNAL VALUE Final Rejection SEEGENE, INC.

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Frequently Asked Questions

What is examiner Kettip Kriangchaivech's allowance rate?

19.0% of resolved applications examined by Kettip Kriangchaivech were allowed (58 resolved cases), compared with 38.3% across Art Unit 1672 over the last five years.

Does an interview help with examiner Kettip Kriangchaivech?

This examiner's interview lift is +28.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kettip Kriangchaivech take to allow a patent?

Applications allowed by Kettip Kriangchaivech took 1,793 days on average from filing to allowance.

Which art unit does examiner Kettip Kriangchaivech work in?

Kettip Kriangchaivech examines applications in Art Unit 1672 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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