Prosecution Insights
Last updated: May 29, 2026

Xencor, Inc.

8 pending office actions • 7 art units • 8 examiners • 0 of 8 (0%) have an AI response strategy ready • 14 patents granted in the last 365 days

Portfolio Summary

8
Total Pending OAs
8
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 8 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

4
Overdue
0
Due this week
3
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. 8 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (4)Due ≤ 30 days (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.

1
Hard (12%)
1
Medium (12%)
0
Easy (0%)
6
Unknown (75%)

Rejection Statute Mix

BucketCases
§101 only1 (12%)
§103 only1 (12%)
No statute on record6 (75%)

Industry Mix

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

8
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.

80 h
Manual time on pending OAs
16 h
Time saved (low, 20%)
28 h
Time saved (mid, 35%)
0.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
AEDER, SEAN E 1 56.9% +19.6%
DAHLE, CHUN WU 1 50.1% +51.8%
OUSPENSKI, ILIA I 1 77.6% +20.3%
HAM, JIEUN 1 50.0% +0.0%
METCALF, MATTHEW CURRAN 1 100.0% +0.0%
MIDDLETON, DANAYA L 1 43.5% +53.4%
YOUTCHOM PENDIE, EMMANUEL LED 1 60.0% +50.0%
PATTERSON, SARAH COOPER 1 58.6% +56.4%

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
18456317 OPTIMIZED Fc VARIANTS DAHLE, CHUN WU 16d

Interview Candidates (6)

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 6 ordered by deadline are shown.

App #TitleExaminerDue in
18065462 BISPECIFIC HETERODIMERIC FUSION PROTEINS CONTAINING IL-15 - IL-15Ralpha Fc-FUSION PROTEINS AND IMMUNE CHECKPOINT ANTIBODY FRAGMENTS MIDDLETON, DANAYA L 141d overdue
17692755 IL15/IL15Ralpha HETERODIMERIC Fc-FUSION PROTEINS PATTERSON, SARAH COOPER 46d overdue
18587839 HETERODIMERIC ANTIBODIES THAT BIND CD3 AND TUMOR ANTIGENS AEDER, SEAN E 16d
18456317 OPTIMIZED Fc VARIANTS DAHLE, CHUN WU 16d
18053325 BISPECIFIC ANTIBODIES THAT BIND TO B7H3 AND NKG2D YOUTCHOM PENDIE, EMMANUEL LED 29d
18452395 BISPECIFIC IMMUNOMODULATORY ANTIBODIES THAT BIND COSTIMULATORY AND CHECKPOINT RECEPTORS OUSPENSKI, ILIA I 46d

Top Art Units

Art UnitApps
1647 2
1642 1
1641 1
1644 1
1643 1
1674 1
1675 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18587839 HETERODIMERIC ANTIBODIES THAT BIND CD3 AND TUMOR ANTIGENS AEDER, SEAN E 1642 Other Non-Final OA 16d Pending Feb 26, 2024
18456317 OPTIMIZED Fc VARIANTS DAHLE, CHUN WU 1641 §101 Non-Final OA 16d Pending Aug 25, 2023
18452395 BISPECIFIC IMMUNOMODULATORY ANTIBODIES THAT BIND COSTIMULATORY AND CHECKPOINT RECEPTORS OUSPENSKI, ILIA I 1644 Other Non-Final OA 46d Pending Aug 18, 2023
18300302 ANTIBODIES THAT BIND PD-L1, PD-L2, AND/OR CD28 HAM, JIEUN 1643 Other Non-Final OA 1d overdue Pending Apr 13, 2023
18296591 LAG-3 TARGETED HETERODIMERIC FUSION PROTEINS CONTAINING IL-15/IL-15RA Fc-FUSION PROTEINS AND LAG-3 ANTIGEN BINDING DOMAINS METCALF, MATTHEW CURRAN 1647 Other Non-Final OA 52d overdue Pending Apr 06, 2023
18065462 BISPECIFIC HETERODIMERIC FUSION PROTEINS CONTAINING IL-15 - IL-15Ralpha Fc-FUSION PROTEINS AND IMMUNE CHECKPOINT ANTIBODY FRAGMENTS MIDDLETON, DANAYA L 1674 Other Non-Final OA 141d overdue Pending Dec 13, 2022
18053325 BISPECIFIC ANTIBODIES THAT BIND TO B7H3 AND NKG2D YOUTCHOM PENDIE, EMMANUEL LED 1647 §103 Non-Final OA 29d Pending Nov 07, 2022
17692755 IL15/IL15Ralpha HETERODIMERIC Fc-FUSION PROTEINS PATTERSON, SARAH COOPER 1675 Other Non-Final OA 46d overdue Pending Mar 11, 2022

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