Prosecution Insights
Last updated: October 27, 2026

Caitlin Ann Carreiro, USPTO Patent Examiner

Listed by the USPTO as CARREIRO, CAITLIN ANN

Tech Center 3700 • Art Units: 3772 3786 3792

This examiner grants 46% of resolved cases

Analysis

CARREIRO, CAITLIN ANN is a USPTO patent examiner in tech center 3700 and art unit 3772. The record covers 698 resolved cases, with an allowance rate of 46.1% and a median of 1406 days to allowance. The interview lift is 38.4%, making interviews a significant feature of a record that otherwise shows less than half of resolved cases reaching allowance.

The listed companies are 3M Company, Cross Innovations LLC, and Ossur Iceland ehf. Representative firms include BALLARD SPAHR LLP, Bookoff McAndrews, PLLC, and Davis Wright Tremaine LLP - Seattle. Practitioners should develop interview plans alongside detailed claim amendments and account for the extended median allowance timeline.

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

Performance Statistics

46.1%
Allow Rate
-23.9% vs TC avg
741
Total Applications
+38.4%
Interview Lift
1406
Avg Prosecution Days
Based on 698 resolved cases, 2023–2026

Rejection Statute Breakdown

4.3%
§101 Eligibility
20.5%
§102 Novelty
48.8%
§103 Obviousness
22.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19436240 ORTHOPEDIC WALKER Non-Final OA Ossur Iceland ehf
18687845 Nonwoven with Bio Particles and Methods of Making the Same Final Rejection SOLVENTUM INTELLECTUAL PROPERTIES COMPANY
17917306 MEDICAL ADHESIVE ARTICLES HAVING A LOW EFFECTIVE MODULUS OF ELASTICITY Final Rejection Solventum Intellectual Properties Company
19218037 SURGICAL DRAPE FOR THERMAL TREATMENT BASIN Non-Final OA Medline Industries, LP
19205890 HEAD SUPPORT AND METHOD FOR USE OF THE HEAD SUPPORT FOR POSITIONING A PATIENT RELATIVE TO A SURGICAL FRAME Non-Final OA Warsaw Orthopedic, Inc.
18682144 Multi-layer Dressing Cover for Providing Access to Patient Implants and Wounds Final Rejection Becton, Dickinson and Company

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Frequently Asked Questions

What is examiner Caitlin Ann Carreiro's allowance rate?

46.1% of resolved applications examined by Caitlin Ann Carreiro were allowed (698 resolved cases), compared with 39.7% across Art Unit 3772 over the last five years.

Does an interview help with examiner Caitlin Ann Carreiro?

This examiner's interview lift is +38.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Caitlin Ann Carreiro take to allow a patent?

Applications allowed by Caitlin Ann Carreiro took 1,406 days on average from filing to allowance.

Which art unit does examiner Caitlin Ann Carreiro work in?

Caitlin Ann Carreiro examines applications in Art Unit 3772 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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