Prosecution Insights
Last updated: October 02, 2026

Examiner: D' AMBROSIO, THEA

Tech Center 1600 • Art Units: 1635 1654 1675

This examiner grants 55% of resolved cases

Analysis

Thea D' Ambrosio is an examiner in Tech Center 1600 and Art Unit 1635 with 499 resolved cases. Her allowance rate is 55.3%, and the interview lift is 56.1%. This 56.1% lift suggests that interviews correlate with a higher likelihood of a grant compared to the 55.3% baseline rate. This lift is a factor for practitioners to consider during prosecution.

The median days to allowance is 1188, which defines the pendency for the cases she has handled. An interview is a strategy to consider in Tech Center 1600. The 1188-day timeline provides an expectation for the duration of successful applications. For the 499 resolved cases, the data indicates that direct communication is a factor in her examination process. These metrics are the primary indicators for Art Unit 1635. The prosecution environment is defined by these specific data points.

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

Performance Statistics

55.3%
Allow Rate
-4.7% vs TC avg
543
Total Applications
+56.1%
Interview Lift
1188
Avg Prosecution Days
Based on 499 resolved cases, 2023–2026

Rejection Statute Breakdown

6.3%
§101 Eligibility
9.5%
§102 Novelty
31.0%
§103 Obviousness
29.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18517548 PEPTIDE HAVING INDEPENDENTLY STABILIZED HYDROPHOBIC ALPHA HELIX, PEPTIDE COMPLEX COMPRISING SAME AND USES THEREOF Non-Final OA UIF (University Industry Foundation), Yonsei University
17271991 COMPOSITIONS AND METHODS FOR PROTEIN DETECTION Final Rejection Syngenta Participations AG
18030250 COMPOSITIONS AND METHODS OF TREATING A PI3K MEDIATED DISEASE Final Rejection VIRGINIA TECH INTELLECTUAL PROPERTIES, INC.
17631934 AGENT FOR PREVENTING OR TREATING MILD COGNITIVE IMPAIRMENT Final Rejection NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY
18352101 METHODS AND COMPOSITIONS FOR THE TREATMENT OF WOUNDS Final Rejection Imperial College Innovations Limited
17772526 AN EXTRACELLULAR VESICLE Final Rejection Cambridge Enterprise Limited
18272154 TYPE I MEMBRANE PROTEINS HETERODIMERS AND METHODS OF USE THEREOF Final Rejection Thomas Jefferson University
17279228 GIP RECEPTOR AGONIST PEPTIDE COMPOUNDS AND USES THEREOF Final Rejection TAKEDA PHARMACEUTICAL COMPANY LIMITED
17416845 NOVEL COMPOSITION Final Rejection ARECOR LIMITED
17044706 MEDICAL INFUSION PUMP SYSTEM FOR THE DELIVERY OF AN INSULIN COMPOUND Non-Final OA Arecor Limited
18251534 Combination Treatment of Cancer Non-Final OA Ares Trading S.A.
17089220 COMPOSITIONS AND METHODS FOR TREATMENT OR PREVENTION OF SKIN DISEASES AND DISORDERS WITH LEKTI Final Rejection Azitra Inc

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