Prosecution Insights
Last updated: August 14, 2026

United Therapeutics Corporation

8 pending office actions • 5 art units • 8 examiners • 0 of 8 (0%) have an AI response strategy ready • 7 patents granted in the last 365 days

Portfolio Summary

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

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
Due later

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.

5
Hard (62%)
3
Medium (38%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (25%)
Double-patenting + other1 (12%)
Multi-statute (no §101)5 (62%)

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
1
Mechanical / Eng
12% of docket
0
Business / Other
0% 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
REILLY, SOPHIA JANE 1 60.6% +49.1%
MOU, LIYUAN 1 43.5% +57.7%
COPPINS, JANET L 1 72.9% +25.5%
SCHUBERG, LAURA J 1 23.7% +37.2%
JOHNSON, ALLISON MARIE 1 45.0% +49.4%
BERTRAM, ERIC D 1 81.1% +12.6%
GONZALES, JOSEPHINE MARIA 1 27.4% +37.7%
ROGERS, ERIC JASON 1 57.3% +30.6%

Hard Cases (7)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 7 ordered by deadline are shown.

App #TitleExaminerDue in
16903975 MITOCHONDRIAL TREATMENT OF ORGANS FOR TRANSPLANTATION ROGERS, ERIC JASON 70d
18416389 TREPROSTINIL ANALOGS AND RELATED METHODS OF MAKING AND USING MOU, LIYUAN
18497668 METHODS FOR TREATING PULMONARY HYPERTENSION COPPINS, JANET L
18147929 ENHANCEMENT OF MSC IMMUNOMODULATORY PROPERTIES BY TREPROSTINIL SCHUBERG, LAURA J
17894709 METHOD TO OBTAIN CELLS FROM LUNG TISSUE JOHNSON, ALLISON MARIE
17775467 STIMULATION DEVICES, SYSTEMS, AND METHODS BERTRAM, ERIC D
17003431 METHODS AND COMPOSITIONS FOR CULTURING ALVEOLAR CELLS GONZALES, JOSEPHINE MARIA

Interview Candidates (8)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
16903975 MITOCHONDRIAL TREATMENT OF ORGANS FOR TRANSPLANTATION ROGERS, ERIC JASON 70d
19348278 RALINEPAG PRODRUGS AND USES THEREOF REILLY, SOPHIA JANE
18416389 TREPROSTINIL ANALOGS AND RELATED METHODS OF MAKING AND USING MOU, LIYUAN
18497668 METHODS FOR TREATING PULMONARY HYPERTENSION COPPINS, JANET L
18147929 ENHANCEMENT OF MSC IMMUNOMODULATORY PROPERTIES BY TREPROSTINIL SCHUBERG, LAURA J
17894709 METHOD TO OBTAIN CELLS FROM LUNG TISSUE JOHNSON, ALLISON MARIE
17775467 STIMULATION DEVICES, SYSTEMS, AND METHODS BERTRAM, ERIC D
17003431 METHODS AND COMPOSITIONS FOR CULTURING ALVEOLAR CELLS GONZALES, JOSEPHINE MARIA

Top Art Units

Art UnitApps
1628 2
1631 2
1638 2
1627 1
3796 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19348278 RALINEPAG PRODRUGS AND USES THEREOF REILLY, SOPHIA JANE 1627 §103 Non-Final OA Pending Oct 02, 2025
18416389 TREPROSTINIL ANALOGS AND RELATED METHODS OF MAKING AND USING MOU, LIYUAN 1628 §102§103§112 Non-Final OA Pending Jan 18, 2024
18497668 METHODS FOR TREATING PULMONARY HYPERTENSION COPPINS, JANET L 1628 §103§112 Non-Final OA Pending Oct 30, 2023
18147929 ENHANCEMENT OF MSC IMMUNOMODULATORY PROPERTIES BY TREPROSTINIL SCHUBERG, LAURA J 1631 §102§103§112DP Non-Final OA Pending Dec 29, 2022
17894709 METHOD TO OBTAIN CELLS FROM LUNG TISSUE JOHNSON, ALLISON MARIE 1638 §103§112 Non-Final OA Pending Aug 24, 2022
17775467 STIMULATION DEVICES, SYSTEMS, AND METHODS BERTRAM, ERIC D 3796 §102§103 Non-Final OA Pending May 09, 2022
17003431 METHODS AND COMPOSITIONS FOR CULTURING ALVEOLAR CELLS GONZALES, JOSEPHINE MARIA 1631 §103 Non-Final OA Pending Aug 26, 2020
16903975 MITOCHONDRIAL TREATMENT OF ORGANS FOR TRANSPLANTATION ROGERS, ERIC JASON 1638 §103§112 Non-Final OA 70d Pending Jun 17, 2020

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