Prosecution Insights
Last updated: May 29, 2026

Takeda Vaccines Inc.

3 pending office actions • 2 art units • 2 examiners • 0 of 3 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Portfolio Summary

3
Total Pending OAs
2
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
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. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due later (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 (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (67%)
§102 only1 (33%)

Industry Mix

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

3
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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SIFFORD, JEFFREY MARK 2 57.6% +32.9%
CHESTNUT, BARRY A 1 73.5% +5.9%

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
17274016 DENGUE VACCINE UNIT DOSE AND ADMINISTRATION THEREOF SIFFORD, JEFFREY MARK 87d overdue
17416810 NOROVIRUS VACCINE FORMULATIONS AND METHODS SIFFORD, JEFFREY MARK 46d overdue

Top Art Units

Art UnitApps
1671 2
1672 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18284987 METHODS FOR CHARACTERIZING THE IMMUNE RESPONSE OF A SUBJECT TO A DENGUE VIRUS COMPOSITION CHESTNUT, BARRY A 1672 §103 Non-Final OA 63d Pending Sep 29, 2023
17416810 NOROVIRUS VACCINE FORMULATIONS AND METHODS SIFFORD, JEFFREY MARK 1671 §102 Non-Final OA 46d overdue Pending Jun 21, 2021
17274016 DENGUE VACCINE UNIT DOSE AND ADMINISTRATION THEREOF SIFFORD, JEFFREY MARK 1671 §103 Final Rejection 87d overdue Pending Mar 05, 2021

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