Prosecution Insights
Last updated: August 07, 2026

Daiichi Sankyo Company, Limited

17 pending office actions • 7 art units • 14 examiners • 0 of 17 (0%) have an AI response strategy ready • 17 patents granted in the last 365 days

Portfolio Summary

17
Total Pending OAs
10
Non-Final OAs
7
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 12 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

3
Overdue
1
Due this week
4
Due this month
3
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. 12 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (3)Due ≤ 7 days (1)Due ≤ 30 days (4)Due ≤ 60 days (3)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.

4
Hard (24%)
12
Medium (71%)
1
Easy (6%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only7 (41%)
§112 only1 (6%)
Double-patenting + other5 (29%)
Multi-statute (no §101)4 (24%)

Industry Mix

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

17
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.

170 h
Manual time on pending OAs
34 h
Time saved (low, 20%)
59 h
Time saved (mid, 35%)
1.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
VAN DRUFF, SYDNEY 2 55.6% +30.6%
GALSTER, SAMUEL LEONARD 2 52.3% +41.7%
CANELLA, KAREN A 2 62.2% +32.8%
JUEDES, AMY E 1 45.0% +41.4%
LIU, TRACY 1 54.5% +27.0%
BASQUILL, SEAN M 1 38.8% +21.7%
ANTHOPOLOS, PETER 1 57.2% +59.0%
MILLER, DALE R 1 62.4% +17.4%
PETRASH, HILARY ANN 1 63.9% +53.5%
LU, CHENG 1 53.7% +66.2%

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
18263124 NOVEL METHOD FOR PRODUCING ANTIBODY-IMMUNOSTIMULATOR CONJUGATE GALSTER, SAMUEL LEONARD 6d
18025896 A Scoring Method for an Anti-HER2 Antibody-Drug Conjugate Therapy LU, CHENG 21d
18549797 NOVEL DEALKOXYPHENYLATION REACTION MILLER, DALE R 33d
18561804 HPV INFECTIOUS DISEASE VACCINE ANTHOPOLOS, PETER 46d

Interview Candidates (13)

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
18767925 METHOD FOR PRODUCING AN ANTI-LAG-3 ANTIBODY JUEDES, AMY E 45d overdue
18263124 NOVEL METHOD FOR PRODUCING ANTIBODY-IMMUNOSTIMULATOR CONJUGATE GALSTER, SAMUEL LEONARD 6d
18025896 A Scoring Method for an Anti-HER2 Antibody-Drug Conjugate Therapy LU, CHENG 21d
18367446 METHOD OF TREATING CANCER COMPRISING ADMINISTRATION OF ANTI-HER2 ANTIBODY-DRUG CONJUGATE VAN DRUFF, SYDNEY 22d
18252838 COMPLEX OF BETA-GLUCAN AND NUCLEIC ACID HAVING CONTROLLED PARTICLE SIZE GALSTER, SAMUEL LEONARD 22d
17058838 TREATMENT OF HER2-MUTATED CANCER BY ADMINISTERING ANTI-HER2 ANTIBODY-DRUG CONJUGATE VAN DRUFF, SYDNEY 27d
18549797 NOVEL DEALKOXYPHENYLATION REACTION MILLER, DALE R 33d
18561804 HPV INFECTIOUS DISEASE VACCINE ANTHOPOLOS, PETER 46d

Top Art Units

Art UnitApps
1643 5
1614 3
1693 3
1644 2
1642 2
1611 1
1641 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18767925 METHOD FOR PRODUCING AN ANTI-LAG-3 ANTIBODY JUEDES, AMY E 1644 §112Other Final Rejection 45d overdue Pending Jul 09, 2024
18708875 PHARMACEUTICAL COMPOSITION HAVING EXCELLENT DISSOLUTION PROPERTIES LIU, TRACY 1614 §103 Non-Final OA 62d Pending May 09, 2024
18393228 DRUG FOR RETINAL DEGENERATIVE DISEASE ASSOCIATED WITH PHOTORECEPTOR DEGENERATION BASQUILL, SEAN M 1614 §103DP Non-Final OA Pending Dec 21, 2023
18561804 HPV INFECTIOUS DISEASE VACCINE ANTHOPOLOS, PETER 1611 §103§112Other Non-Final OA 46d Pending Nov 17, 2023
18367446 METHOD OF TREATING CANCER COMPRISING ADMINISTRATION OF ANTI-HER2 ANTIBODY-DRUG CONJUGATE VAN DRUFF, SYDNEY 1643 §103Other Non-Final OA 22d Pending Sep 12, 2023
18549797 NOVEL DEALKOXYPHENYLATION REACTION MILLER, DALE R 1693 §103§112Other Non-Final OA 33d Pending Sep 08, 2023
18263124 NOVEL METHOD FOR PRODUCING ANTIBODY-IMMUNOSTIMULATOR CONJUGATE GALSTER, SAMUEL LEONARD 1693 §103§112 Non-Final OA 6d Pending Jul 26, 2023
18252838 COMPLEX OF BETA-GLUCAN AND NUCLEIC ACID HAVING CONTROLLED PARTICLE SIZE GALSTER, SAMUEL LEONARD 1693 §103 Final Rejection 22d Pending May 12, 2023
18036289 COMBINATION OF ANTIBODY-DRUG CONJUGATE WITH ANTI-SIRPalpha ANTIBODY PETRASH, HILARY ANN 1644 §102§103§112DP Non-Final OA Pending May 10, 2023
18036290 TREATMENT OF MESOTHELIOMA BY ADMINISTRATION OF ANTI-B7-H3 ANTIBODY-DRUG CONJUGATE CANELLA, KAREN A 1643 §103§112DP Final Rejection Pending May 10, 2023
18025896 A Scoring Method for an Anti-HER2 Antibody-Drug Conjugate Therapy LU, CHENG 1642 §103§112Other Non-Final OA 21d Pending Mar 11, 2023
17787760 FILM-COATED TABLETS HAVING SMOOTH SURFACE KNIGHT, SAMANTHA JO 1614 §103Other Final Rejection 32d overdue Pending Jun 21, 2022
17612765 DOSAGE OF AN ANTIBODY-DRUG CONJUGATE DARPOLOR, JOSEPHINE KEBBEH 1642 §103DPOther Non-Final OA Pending Nov 19, 2021
17458225 METHOD FOR SELECTIVELY MANUFACTURING ANTIBODY-DRUG CONJUGATE CANELLA, KAREN A 1643 §103Other Non-Final OA Pending Aug 26, 2021
17312084 COMBINATION OF ANTIBODY-DRUG CONJUGATE WITH PARP INHIBITOR SKOKO III, JOHN JOSEPH 1643 §103Other Final Rejection 54d Pending Jun 09, 2021
17058838 TREATMENT OF HER2-MUTATED CANCER BY ADMINISTERING ANTI-HER2 ANTIBODY-DRUG CONJUGATE VAN DRUFF, SYDNEY 1643 §103Other Final Rejection 27d Pending Nov 25, 2020
16640914 ANTIBODY-DRUG CONJUGATE PREPARATION AND LYOPHILIZATION FOR SAME KIM, YUNSOO 1641 §103DP Final Rejection 81d overdue Pending Feb 21, 2020

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