Prosecution Insights
Last updated: October 27, 2026

Holly T To, USPTO Patent Examiner

Listed by the USPTO as TO, HOLLY T

Tech Center 3700 • Art Units: 3772

This examiner grants 48% of resolved cases

Analysis

TO, HOLLY T. is assigned to USPTO tech center 3700 and art unit 3772. The record reports 122 resolved cases, an allowance rate of 47.5%, and a median of 1146 days to allowance. Interviews are associated with a 33.4% lift. The figures show a positive interview relationship alongside an allowance rate below half of resolved cases.

Align Technology Inc., Koninklijke Philips N.V., and 3M Company are the leading applicants. The associated firms are Knobbe, Martens, Olson & Bear, LLP, Bayramoglu Law Offices LLC, and CROCKETT & CROCKETT, PC. Medical device and healthcare practitioners may find focused examiner interviews useful when addressing substantive issues in this docket.

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

Performance Statistics

47.5%
Allow Rate
-22.5% vs TC avg
161
Total Applications
+33.4%
Interview Lift
1146
Avg Prosecution Days
Based on 122 resolved cases, 2023–2026

Rejection Statute Breakdown

2.4%
§101 Eligibility
19.8%
§102 Novelty
51.0%
§103 Obviousness
26.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17780184 HAIRCARE UNIT Non-Final OA KONINKLIJKE PHILIPS N.V.
18270995 HAIR STYLING APPLIANCE Final Rejection Dyson Technology Limited
18633200 DENTAL APPLIANCE OCCLUSAL ELEMENT Final Rejection Align Technology, Inc.
18050289 METHODS FOR PLANNING ORTHO-RESTORATIVE TREATMENT PROCEDURES Non-Final OA Align Technology, Inc.
17626878 VIRTUAL ARTICULATION IN ORTHODONTIC AND DENTAL TREATMENT PLANNING Final Rejection Solventum Intellectual Properties Company
18820976 Mascara Brush with Disks Having Multiple Rows Non-Final OA L'Oreal
17613671 CONTROLLING MOTION OF MAGNETICALLY-DRIVEN MICROSCOPIC PARTICLES Non-Final OA INDIAN INSTITUTE OF SCIENCE
19186267 Unbraid Comb Final Rejection Individual inventor

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Frequently Asked Questions

What is examiner Holly T To's allowance rate?

47.5% of resolved applications examined by Holly T To were allowed (122 resolved cases), compared with 39.7% across Art Unit 3772 over the last five years.

Does an interview help with examiner Holly T To?

This examiner's interview lift is +33.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Holly T To take to allow a patent?

Applications allowed by Holly T To took 1,146 days on average from filing to allowance.

Which art unit does examiner Holly T To work in?

Holly T To examines applications in Art Unit 3772 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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