Prosecution Insights
Last updated: October 26, 2026

Krystine E Breier, USPTO Patent Examiner

Listed by the USPTO as BREIER, KRYSTINE E

Tech Center 3600 • Art Units: 2857 3645 3663

This examiner grants 82% of resolved cases

Analysis

BREIER, KRYSTINE E works in Tech Center 3600 and art unit 2857, with 534 resolved cases. The allowance rate is 82.4%, and the median time to allowance is 1257 days. The interview lift is 8.1%, showing a modest positive association between interviews and allowance.

The listed companies are Halliburton Energy Services Inc., Panasonic Holdings Corporation, and NEC Corporation. The listed firms are C. Tumey Law Group PLLC - HES, GOTTLIEB RACKMAN & REISMAN PC, and MCCARTER & ENGLISH, LLP BOSTON. The allowance record supports favorable expectation setting, while the longer median time makes realistic scheduling important.

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

Performance Statistics

82.4%
Allow Rate
+30.4% vs TC avg
551
Total Applications
+8.1%
Interview Lift
1257
Avg Prosecution Days
Based on 534 resolved cases, 2023–2026

Rejection Statute Breakdown

9.4%
§101 Eligibility
18.6%
§102 Novelty
53.0%
§103 Obviousness
16.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19039680 EVALUATING SUBSURFACE CONDITIONS Non-Final OA Halliburton Energy Services, Inc.
18494208 Leaky Flexural Wave Semblance Based Annular Stacking Velocity Determination In Cased Wells Final Rejection Halliburton Energy Services, Inc.
18575405 QUICKSAND AMOUNT OBSERVATION SYSTEM, QUICKSAND AMOUNT OBSERVATION APPARATUS, QUICKSAND AMOUNT OBSERVATION METHOD, AND COMPUTER-READABLE MEDIUM Final Rejection NEC Corporation
19076813 SONAR APPARATUS AND OBJECT DETECTION METHOD Non-Final OA Panasonic Automotive Systems Co., Ltd.
19070049 OBJECT DETECTION APPARATUS AND METHOD OF DETECTING OBJECT Non-Final OA Panasonic Automotive Systems Co., Ltd.

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Frequently Asked Questions

What is examiner Krystine E Breier's allowance rate?

82.4% of resolved applications examined by Krystine E Breier were allowed (534 resolved cases), compared with 72.0% across Art Unit 2857 over the last five years.

Does an interview help with examiner Krystine E Breier?

This examiner's interview lift is +8.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Krystine E Breier take to allow a patent?

Applications allowed by Krystine E Breier took 1,257 days on average from filing to allowance.

Which art unit does examiner Krystine E Breier work in?

Krystine E Breier examines applications in Art Unit 2857 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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