Prosecution Insights
Last updated: May 29, 2026

Kyowa Hakko Bio Co. Ltd.

4 pending office actions • 4 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
1
Final Rejections
0
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.

3
Overdue
0
Due this week
0
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 (3)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.

0
Hard (0%)
3
Medium (75%)
0
Easy (0%)
1
Unknown (25%)

Rejection Statute Mix

BucketCases
§103 only2 (50%)
§102 only1 (25%)
No statute on record1 (25%)

Industry Mix

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

4
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ARMATO JR, DENNIS IGNATIUS 1 56.3% +70.0%
OGUNBIYI, OLUWATOSIN A 1 63.3% +42.1%
HOLLAND, PAUL J 1 57.5% +64.7%
DABKOWSKI, ERINNE R 1 55.8% +69.0%

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
18549804 COMPOSITION AND AMELIORATING AGENT HAVING INFLAMMATION REDUCING EFFECT OGUNBIYI, OLUWATOSIN A 120d overdue
16617497 USE OF CITRULLINE AND GLUTATHIONE TO INCREASE MUSCLE MASS DABKOWSKI, ERINNE R 78d overdue
18002349 METHOD FOR PRODUCING DIPEPTIDE HOLLAND, PAUL J 60d overdue
18699491 MICROORGANISM HAVING ABILITY TO PRODUCE N-ACETYLNEURAMINIC ACID AND/OR N-ACETYLNEURAMINIC ACID-CONTAINING CARBOHYDRATE AND METHOD FOR PRODUCING N-ACETYLNEURAMINIC ACID AND/OR N-ACETYLNEURAMINIC ACID-CONTAINING CARBOHYDRATE USING SAID MICROORGANISM ARMATO JR, DENNIS IGNATIUS 41d

Top Art Units

Art UnitApps
1651 1
1645 1
1656 1
1654 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18699491 MICROORGANISM HAVING ABILITY TO PRODUCE N-ACETYLNEURAMINIC ACID AND/OR N-ACETYLNEURAMINIC ACID-CONTAINING CARBOHYDRATE AND METHOD FOR PRODUCING N-ACETYLNEURAMINIC ACID AND/OR N-ACETYLNEURAMINIC ACID-CONTAINING CARBOHYDRATE USING SAID MICROORGANISM ARMATO JR, DENNIS IGNATIUS 1651 §102 Non-Final OA 41d Pending Apr 08, 2024
18549804 COMPOSITION AND AMELIORATING AGENT HAVING INFLAMMATION REDUCING EFFECT OGUNBIYI, OLUWATOSIN A 1645 Other Non-Final OA 120d overdue Pending Sep 08, 2023
18002349 METHOD FOR PRODUCING DIPEPTIDE HOLLAND, PAUL J 1656 §103 Final Rejection 60d overdue Pending Dec 19, 2022
16617497 USE OF CITRULLINE AND GLUTATHIONE TO INCREASE MUSCLE MASS DABKOWSKI, ERINNE R 1654 §103 Non-Final OA 78d overdue Pending Nov 26, 2019

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