Prosecution Insights
Last updated: August 15, 2026

MannKind Corporation

15 pending office actions • 10 art units • 14 examiners • 0 of 15 (0%) have an AI response strategy ready • 12 patents granted in the last 365 days

Portfolio Summary

15
Total Pending OAs
10
Non-Final OAs
3
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 4 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
1
Due this month
1
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 4 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 30 days (1)Due ≤ 60 days (1)

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.

4
Hard (27%)
8
Medium (53%)
2
Easy (13%)
1
Unknown (7%)

Rejection Statute Mix

BucketCases
§101 only1 (7%)
§101 + other1 (7%)
§103 only5 (33%)
§112 only1 (7%)
Double-patenting only1 (7%)
Double-patenting + other3 (20%)
Multi-statute (no §101)2 (13%)
No statute on record1 (7%)

Industry Mix

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

10
Life Sciences
67% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
13% of docket
3
Business / Other
20% 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.

150 h
Manual time on pending OAs
30 h
Time saved (low, 20%)
52 h
Time saved (mid, 35%)
1.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HAGHIGHATIAN, MINA 2 45.8% +39.7%
TCHERKASSKAYA, OLGA V 1 55.2% +46.3%
ROBINSON, KYLE G 1 11.8% +16.7%
HIBBERT, CATHERINE S 1 59.3% +47.7%
MERCIER, MELISSA S 1 72.1% +6.1%
CHANDRA, GYAN 1 71.3% +27.4%
HOLLAND, PAUL J 1 57.3% +64.7%
GREIG, THOMAS W 1 74.2% +24.7%
WEBB, WALTER E 1 46.4% +18.7%
HUI, SAN MING R 1 59.3% +20.0%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
17016158 METHOD AND COMPOSITION FOR ADMINISTERING PROSTAGLANDINS MCDOWELL, BRIAN E 9d
18861479 METHOD AND COMPOSITION FOR TREATING LUNG DISEASES TCHERKASSKAYA, OLGA V
18847985 OPTIMIZATION OF DOSING AND PRESCRIBING OF MEDICATION ROBINSON, KYLE G
17755425 Compositions of Clofazimine, Combinations Comprising Them, Processes for Their Preparation, Uses and Methods of Treatment Comprising Them ARNOLD, ERNST V

Interview Candidates (10)

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
17983915 DRY POWDER INHALER HAGHIGHATIAN, MINA 1d overdue
18367118 METHOD FOR IMPROVING THE PHARMACEUTIC PROPERTIES OF MICROPARTICLES COMPRISING DIKETOPIPERAZINE AND AN ACTIVE AGENT WEBB, WALTER E 34d
18861479 METHOD AND COMPOSITION FOR TREATING LUNG DISEASES TCHERKASSKAYA, OLGA V
18847985 OPTIMIZATION OF DOSING AND PRESCRIBING OF MEDICATION ROBINSON, KYLE G
18728814 PHARMACEUTICAL COMPOSITIONS AND METHODS HIBBERT, CATHERINE S
18440382 USE OF ULTRARAPID ACTING INSULIN CHANDRA, GYAN
18434301 DELIVERY OF ACTIVE AGENTS HOLLAND, PAUL J
18467580 Interactive Apparatus and Method for Real-Time Profiling of Inhalation Efforts GREIG, THOMAS W

Top Art Units

Art UnitApps
1612 2
1616 2
3685 1
1615 1
1656 1
3785 1
1627 1
1619 1
1614 1
1624 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18861479 METHOD AND COMPOSITION FOR TREATING LUNG DISEASES TCHERKASSKAYA, OLGA V §101 Non-Final OA Pending Oct 29, 2024
18847985 OPTIMIZATION OF DOSING AND PRESCRIBING OF MEDICATION ROBINSON, KYLE G 3685 §101§103 Non-Final OA Pending Sep 17, 2024
18728814 PHARMACEUTICAL COMPOSITIONS AND METHODS HIBBERT, CATHERINE S DP Non-Final OA Pending Jul 12, 2024
18714456 FORMULATION AND METHOD FOR TOPICAL TREATMENT OF MYCOBACTERIUM ULCERANS IN BURULI ULCERS MERCIER, MELISSA S 1615 §103 Final Rejection Pending May 29, 2024
18440382 USE OF ULTRARAPID ACTING INSULIN CHANDRA, GYAN §102§103DP Non-Final OA Pending Feb 13, 2024
18434301 DELIVERY OF ACTIVE AGENTS HOLLAND, PAUL J 1656 §103 Non-Final OA Pending Feb 06, 2024
18467580 Interactive Apparatus and Method for Real-Time Profiling of Inhalation Efforts GREIG, THOMAS W 3785 §103 Non-Final OA Pending Sep 14, 2023
18367118 METHOD FOR IMPROVING THE PHARMACEUTIC PROPERTIES OF MICROPARTICLES COMPRISING DIKETOPIPERAZINE AND AN ACTIVE AGENT WEBB, WALTER E 1612 Other Non-Final OA 34d Pending Sep 12, 2023
17983915 DRY POWDER INHALER HAGHIGHATIAN, MINA 1616 §103DP Non-Final OA 1d overdue Pending Nov 09, 2022
17975403 METHODS AND COMPOSITIONS FOR TREATING PULMONARY HYPERTENSION HUI, SAN MING R 1627 §103Other Non-Final OA Pending Oct 27, 2022
17996706 CLOFAZIMINE COMPOSITION AND METHOD FOR THE TREATMENT OR PROPHYLAXIS OF VIRAL INFECTIONS OLSEN, KAELEIGH ELIZABETH 1619 §112 Non-Final OA Pending Oct 20, 2022
17755425 Compositions of Clofazimine, Combinations Comprising Them, Processes for Their Preparation, Uses and Methods of Treatment Comprising Them ARNOLD, ERNST V 1614 §103§112 Non-Final OA Pending Apr 28, 2022
17309624 Compositions of Bedaquiline, Combinations Comprising Them, Processes for Their Preparation, Uses and Methods of Treatment Comprising Them TIEN, LUCY MINYU 1612 §103 Final Rejection 9d overdue Pending Jun 10, 2021
17016158 METHOD AND COMPOSITION FOR ADMINISTERING PROSTAGLANDINS MCDOWELL, BRIAN E 1624 §103§112 Final Rejection 9d Pending Sep 09, 2020
16434938 COMPOSITION AND METHOD FOR INHALATION HAGHIGHATIAN, MINA 1616 §103§112DP Non-Final OA Pending Jun 07, 2019

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