Prosecution Insights
Last updated: August 15, 2026

Akebia Therapeutics, Inc.

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 8 patents granted in the last 365 days

Portfolio Summary

5
Total Pending OAs
3
Non-Final OAs
2
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.

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

0
Hard (0%)
2
Medium (40%)
3
Easy (60%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (20%)
§112 only1 (20%)
Double-patenting only2 (40%)
Double-patenting + other1 (20%)

Industry Mix

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

4
Life Sciences
80% 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
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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NOTTINGHAM, KYLE GREGORY 1 59.3% +34.9%
SZPERKA, MICHAEL EDWARD 1 62.7% +36.9%
YOO, SUN JAE 1 71.0% +0.3%
SHIM, DAVID M. 1 57.8% +55.9%
SAMSELL, RILLA MARIE 1 72.0% +15.0%

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
17906650 PHD INHIBITOR COMPOUNDS, COMPOSITIONS, AND USE SAMSELL, RILLA MARIE 9d overdue
18742035 PICOLINAMIDE COMPOUNDS AS SELECTIVE PHD1 INHIBITORS, COMPOSITIONS, AND METHODS OF USE NOTTINGHAM, KYLE GREGORY
18542100 METHODS OF TREATING COMPLEMENT MEDIATED DISEASES WITH FUSION PROTEIN CONSTRUCTS COMPRISING ANTI-C3d ANTIBODY AND A COMPLEMENT MODULATOR SZPERKA, MICHAEL EDWARD
18041490 PHD INHIBITOR COMPOUNDS, COMPOSITIONS, AND METHODS OF USE SHIM, DAVID M.

Top Art Units

Art UnitApps
1641 1
1621 1
1626 1
1624 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18742035 PICOLINAMIDE COMPOUNDS AS SELECTIVE PHD1 INHIBITORS, COMPOSITIONS, AND METHODS OF USE NOTTINGHAM, KYLE GREGORY §102§103§112DP Non-Final OA Pending Jun 13, 2024
18542100 METHODS OF TREATING COMPLEMENT MEDIATED DISEASES WITH FUSION PROTEIN CONSTRUCTS COMPRISING ANTI-C3d ANTIBODY AND A COMPLEMENT MODULATOR SZPERKA, MICHAEL EDWARD 1641 DP Non-Final OA Pending Dec 15, 2023
18500471 Compositions and Methods for Treating Anemia YOO, SUN JAE 1621 DP Non-Final OA Pending Nov 02, 2023
18041490 PHD INHIBITOR COMPOUNDS, COMPOSITIONS, AND METHODS OF USE SHIM, DAVID M. 1626 §103 Final Rejection Pending Feb 13, 2023
17906650 PHD INHIBITOR COMPOUNDS, COMPOSITIONS, AND USE SAMSELL, RILLA MARIE 1624 §112 Final Rejection 9d overdue Pending Sep 19, 2022

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