Prosecution Insights
Last updated: October 25, 2026

Curium US LLC

Technology area: Biotechnology & Pharmaceuticals

8 pending office actions • 3 art units • 5 examiners • 0 of 8 (0%) have an AI response strategy ready • 11 patents granted in the last 365 days

Analysis

Curium US LLC has 8 pending office actions in Biotechnology & Pharmaceuticals. The matters span 6 distinct examiners and 4 distinct art units, indicating both examiner dispersion and technical-unit grouping. Several matters therefore share art-unit coverage even though examiner assignments are distributed.

DONOHUE, SEAN R is the busiest examiner with 2 pending matters. That concentration identifies one examiner relationship requiring coordinated attention, while the remaining matters call for management across other examination channels. Counsel can combine portfolio-level technical review with examiner-specific preparation for the concentrated assignment.

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

Portfolio Summary

8
Total Pending OAs
5
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

1
Hard (12%)
7
Medium (88%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (25%)
Double-patenting + other5 (62%)
Multi-statute (no §101)1 (12%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

7
Life Sciences
88% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
12% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

80 h
Manual time on pending OAs
16 h
Time saved (low, 20%)
28 h
Time saved (mid, 35%)
0.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DONOHUE, SEAN R 2 41.4% +21.0%
LEWOCZKO, EVAN MICHAEL 2 — —
WESTERBERG, NISSA M 2 23.4% +37.3%
CRAIG, KAILA ANGELIQUE 1 33.8% +25.2%
VU, JAKE MINH 1 41.0% +27.0%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18745888 COPPER-64 COMPOSITIONS AND PURIFICATION PROCESSES FOR THE PREPARATION OF NOVEL COPPER-64 COMPOSITIONS WESTERBERG, NISSA M —
18681264 RADIOPHARMACEUTICAL COMPOSITIONS FOR LOW TOXICITY ACTINIUM IN TARGETED RADIONUCLIDE THERAPY VU, JAKE MINH —
18354581 RADIOPHARMACEUTICAL COMPOSITIONS OF COPPER FOR TARGETED MOLECULAR IMAGING WESTERBERG, NISSA M —

Interview Candidates (6)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
19198982 [177LU] LUTETIUM-PSMA I&T COMPOSITION AND DOSIMETRY, KIT, METHOD OF MAKING, AND METHOD OF USING THEREOF DONOHUE, SEAN R —
18798723 METHOD OF DETECTING PROSTATE CANCER IN A HUMAN SUBJECT USING A Cu 64 PSMA I&T INJECTION CRAIG, KAILA ANGELIQUE —
18756231 RADIOLABELING AND FORMULATION FOR SCALE UP OF 64Cu-DOTATATE DONOHUE, SEAN R —
18745888 COPPER-64 COMPOSITIONS AND PURIFICATION PROCESSES FOR THE PREPARATION OF NOVEL COPPER-64 COMPOSITIONS WESTERBERG, NISSA M —
18681264 RADIOPHARMACEUTICAL COMPOSITIONS FOR LOW TOXICITY ACTINIUM IN TARGETED RADIONUCLIDE THERAPY VU, JAKE MINH —
18354581 RADIOPHARMACEUTICAL COMPOSITIONS OF COPPER FOR TARGETED MOLECULAR IMAGING WESTERBERG, NISSA M —

Top Art Units

Art UnitApps
1618 5
1612 2
4100 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19198982 [177LU] LUTETIUM-PSMA I&T COMPOSITION AND DOSIMETRY, KIT, METHOD OF MAKING, AND METHOD OF USING THEREOF DONOHUE, SEAN R 1618 §103 Final Rejection — Pending May 05, 2025
19063049 [177LU] LUTETIUM-PSMA I&T COMPOSITION AND DOSIMETRY, KIT, METHOD OF MAKING, AND METHOD OF USING THEREOF LEWOCZKO, EVAN MICHAEL 1612 §103DP Final Rejection — Pending Feb 25, 2025
18798723 METHOD OF DETECTING PROSTATE CANCER IN A HUMAN SUBJECT USING A Cu 64 PSMA I&T INJECTION CRAIG, KAILA ANGELIQUE 1618 §103 Final Rejection — Pending Aug 08, 2024
18756231 RADIOLABELING AND FORMULATION FOR SCALE UP OF 64Cu-DOTATATE DONOHUE, SEAN R 1618 §102§103§112DP Non-Final OA — Pending Jun 27, 2024
18745888 COPPER-64 COMPOSITIONS AND PURIFICATION PROCESSES FOR THE PREPARATION OF NOVEL COPPER-64 COMPOSITIONS WESTERBERG, NISSA M 4100 §103§112DP Non-Final OA — Pending Jun 17, 2024
18681264 RADIOPHARMACEUTICAL COMPOSITIONS FOR LOW TOXICITY ACTINIUM IN TARGETED RADIONUCLIDE THERAPY VU, JAKE MINH 1618 §102§103§112Other Non-Final OA — Pending Feb 05, 2024
18228510 [177LU] LUTETIUM-PSMA I&T COMPOSITION, KIT, METHOD OF MAKING, AND METHOD OF USING THEREOF LEWOCZKO, EVAN MICHAEL 1612 §103§112DP Non-Final OA — Pending Jul 31, 2023
18354581 RADIOPHARMACEUTICAL COMPOSITIONS OF COPPER FOR TARGETED MOLECULAR IMAGING WESTERBERG, NISSA M 1618 §103§112DP Non-Final OA — Pending Jul 18, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Curium US LLC have?

Curium US LLC has 8 pending office actions as of October 2026, spread across 3 art units and 5 examiners.

Which USPTO examiner handles the most Curium US LLC applications?

Sean R Donohue has the most, with 2 of Curium US LLC's pending office actions.

What technology area are Curium US LLC's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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