Prosecution Insights
Last updated: October 25, 2026

Akebia Therapeutics, Inc.

Technology area: Biotechnology & Pharmaceuticals

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

Analysis

Akebia Therapeutics, Inc. has 5 pending office actions in the Biotechnology & Pharmaceuticals technology area. These 5 actions are spread across distinct examiners, yet they are concentrated within 3 distinct art units. ROBINSON, MIKHAIL O'DONNEL is the busiest examiner, holding 1 pending office action.

The 5 pending office actions are handled by multiple individuals. With 3 distinct art units involved and exactly 1 matter for the busiest examiner, the portfolio shows a mix of technical concentration and examiner dispersion.

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

Portfolio Summary

5
Total Pending OAs
4
Non-Final OAs
1
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 (20%)
2
Medium (40%)
2
Easy (40%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (20%)
Double-patenting only2 (40%)
Double-patenting + other1 (20%)
Multi-statute (no §101)1 (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
ROBINSON, MIKHAIL O'DONNEL 1 58.3% +43.1%
NOTTINGHAM, KYLE GREGORY 1 61.7% +31.9%
SZPERKA, MICHAEL EDWARD 1 62.6% +37.5%
YOO, SUN JAE 1 71.2% +0.3%
SHIM, DAVID M. 1 58.8% +58.5%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18991047 METHODS FOR TREATING VIRAL INFECTIONS, ORGAN INJURY, AND RELATED CONDITIONS ROBINSON, MIKHAIL O'DONNEL —

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
18991047 METHODS FOR TREATING VIRAL INFECTIONS, ORGAN INJURY, AND RELATED CONDITIONS ROBINSON, MIKHAIL O'DONNEL —
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
1621 2
1641 1
1626 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18991047 METHODS FOR TREATING VIRAL INFECTIONS, ORGAN INJURY, AND RELATED CONDITIONS ROBINSON, MIKHAIL O'DONNEL — §102§103§112Other Non-Final OA — Pending Dec 20, 2024
18742035 PICOLINAMIDE COMPOUNDS AS SELECTIVE PHD1 INHIBITORS, COMPOSITIONS, AND METHODS OF USE NOTTINGHAM, KYLE GREGORY 1621 §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

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Frequently Asked Questions

How many pending USPTO office actions does Akebia Therapeutics, Inc. have?

Akebia Therapeutics, Inc. has 5 pending office actions as of October 2026, spread across 3 art units and 5 examiners.

Which USPTO examiner handles the most Akebia Therapeutics, Inc. applications?

Mikhail O'Donnel Robinson has the most, with 1 of Akebia Therapeutics, Inc.'s pending office actions.

What technology area are Akebia Therapeutics, Inc.'s patent applications in?

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

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