Prosecution Insights
Last updated: October 26, 2026

Renee C Langhals, USPTO Patent Examiner

Listed by the USPTO as LANGHALS, RENEE C

Tech Center 3700 • Art Units: 1678 3791 3792 3793 3797

This examiner grants 59% of resolved cases

Analysis

LANGHALS, RENEE C is assigned to Tech Center 3700 and art unit 1678. The profile includes 157 resolved cases and an allowance rate of 58.6%. The median time to allowance is 1308 days. Interviews are associated with a 42.7% lift in the allowance rate, which makes interview preparation a notable factor for practitioners developing a response plan in this docket.

The listed companies are Koninklijke Philips N.V., GE Precision Healthcare LLC, and Sanmai Technologies Pbc. The listed firms are Artegis Law Group, LLP, Studebaker Brackett PLLC, and ARENTFOX SCHIFF LLP. These appearances identify applicants and counsel with prosecution history before the examiner and may help practitioners locate relevant claim-drafting experience. The profile supports deliberate planning around interviews, amendments, and expected timing, while the aggregate outcomes should not be treated as a case-specific prediction.

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

Performance Statistics

58.6%
Allow Rate
-11.4% vs TC avg
197
Total Applications
+42.7%
Interview Lift
1308
Avg Prosecution Days
Based on 157 resolved cases, 2023–2026

Rejection Statute Breakdown

3.2%
§101 Eligibility
9.4%
§102 Novelty
57.9%
§103 Obviousness
25.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18474172 PROTECTIVE COVER AND BIOPSY UNIT Final Rejection FUJIFILM Corporation
19201760 INTEGRATION OF MULTIPLE DATA SOURCES FOR LOCALIZATION AND NAVIGATION Final Rejection Covidien LP
18881590 SYSTEMS AND METHODS FOR ULTRASOUND IMAGE-BASED USER GUIDANCE AND FEEDBACK DURING CARDIAC VEGETATION ASPIRATION Non-Final OA KONINKLIJKE PHILIPS N.V.
18276327 POSITION ESTIMATION OF AN INTERVENTIONAL DEVICE Final Rejection KONINKLIJKE PHILIPS N.V.
18265052 APPARATUSES, SYSTEMS AND METHODS FOR CONTRAST IMAGING Non-Final OA KONINKLIJKE PHILIPS N.V.
19063132 SYSTEM FOR ANGLE ESTIMATION AND ADJUSTMENT FOR BI-PLANE ULTRASOUND IMAGING Non-Final OA GE Precision Healthcare LLC
18893735 ULTRASOUND IMAGING APPARATUS AND CONTROL METHOD THEREFOR, ULTRASOUND IMAGING SYSTEM, AND STORAGE MEDIUM Final Rejection GE Precision Healthcare LLC
18851170 DETECTING AND MEASURING FAST OPTICAL SIGNALS (FOS) FROM ONE OR MORE CORNEAL NERVES FOR MONITORING A PATIENT'S HEALTH AND WELLNESS Non-Final OA Case Western Reserve University
18901085 MAGNETIC RESONANCE IMAGING COMPATIBLE RAPID DYNAMIC SUPPORT CONTROL SYSTEM Final Rejection The Hong Kong Polytechnic University

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Frequently Asked Questions

What is examiner Renee C Langhals's allowance rate?

58.6% of resolved applications examined by Renee C Langhals were allowed (157 resolved cases), compared with 43.0% across Art Unit 1678 over the last five years.

Does an interview help with examiner Renee C Langhals?

This examiner's interview lift is +42.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Renee C Langhals take to allow a patent?

Applications allowed by Renee C Langhals took 1,308 days on average from filing to allowance.

Which art unit does examiner Renee C Langhals work in?

Renee C Langhals examines applications in Art Unit 1678 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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