Prosecution Insights
Last updated: October 04, 2026

BIOATLA, INC.

Technology area: Biotechnology & Pharmaceuticals

9 pending office actions • 7 art units • 9 examiners • 0 of 9 (0%) have an AI response strategy ready • 5 patents granted in the last 365 days

Analysis

BIOATLA, INC. currently has 9 pending office actions in the Biotechnology & Pharmaceuticals technology area. These 9 actions are distributed among 9 distinct examiners, which means that every pending matter is being reviewed by a different person. This distribution across 9 distinct examiners suggests a wide range of examiner interactions for the company. The portfolio is also spread across 7 distinct art units, indicating that the company's pharmaceutical innovations cover a broad spectrum of technical classifications.

HOLTZMAN, KATHERINE ANN is the busiest examiner for this portfolio, with 1 pending office action. This is consistent with the other distinct examiners, each of whom also has 1 pending action. The 7 distinct art units involved suggest that the 9 pending office actions are subject to various internal policies and prior art databases. Practitioners should coordinate their efforts to ensure that the 9 distinct examiners receive consistent arguments, even as they work across 7 different art units.

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

Portfolio Summary

9
Total Pending OAs
6
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 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
0
Due later

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.

3
Hard (33%)
3
Medium (33%)
2
Easy (22%)
1
Unknown (11%)

Rejection Statute Mix

BucketCases
§101 + other2 (22%)
§103 only1 (11%)
§112 only2 (22%)
Double-patenting + other2 (22%)
Multi-statute (no §101)1 (11%)
No statute on record1 (11%)

Industry Mix

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

8
Life Sciences
89% 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
11% 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.

90 h
Manual time on pending OAs
18 h
Time saved (low, 20%)
31 h
Time saved (mid, 35%)
0.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HOLTZMAN, KATHERINE ANN 1 65.7% +58.3%
AEDER, SEAN E 1 57.0% +19.9%
BOESEN, CHRISTIAN C 1 75.9% +21.1%
LEITH, NANCY J 1 74.7% +44.1%
MERTZ, PREMA MARIA 1 71.7% +35.4%
BERHANE, SELAM 1 58.4% +56.7%
CANELLA, KAREN A 1 62.2% +32.8%
ALSOMAIRY, SARAH ABDOALATIF 1 57.8% +30.2%
GROSS, CHRISTOPHER M 1 63.5% +40.2%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18694273 CONDITIONALLY ACTIVE PROTEINS FOR NEURODEGENERATIVE DISEASES HOLTZMAN, KATHERINE ANN —
18341913 METHOD FOR PREPARING A CONDITIONALLY ACTIVE ANTIBODY OR ANTIBODY FRAGMENT BOESEN, CHRISTIAN C —
18252542 METHODS OF TREATING AXL-EXPRESSING CANCERS WITH ANTI-AXL ANTIBODIES, ANTIBODY FRAGMENTS AND THEIR IMMUNOCONJUGATES MERTZ, PREMA MARIA —

Interview Candidates (9)

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
17820913 CONDITIONALLY ACTIVE POLYPEPTIDES CANELLA, KAREN A 51d overdue
18002010 CONDITIONALLY ACTIVE ANTI-CD46 ANTIBODIES, ANTIBODY FRAGMENTS, THEIR IMMUNOCONJUGATES AND USES THEREOF BERHANE, SELAM 45d overdue
18694273 CONDITIONALLY ACTIVE PROTEINS FOR NEURODEGENERATIVE DISEASES HOLTZMAN, KATHERINE ANN —
18402642 ANTI-AXL ANTIBODIES, ANTIBODY FRAGMENTS AND THEIR IMMUNOCONJUGATES AND USES THEREOF AEDER, SEAN E —
18341913 METHOD FOR PREPARING A CONDITIONALLY ACTIVE ANTIBODY OR ANTIBODY FRAGMENT BOESEN, CHRISTIAN C —
18334769 MIRAC PROTEINS LEITH, NANCY J —
18252542 METHODS OF TREATING AXL-EXPRESSING CANCERS WITH ANTI-AXL ANTIBODIES, ANTIBODY FRAGMENTS AND THEIR IMMUNOCONJUGATES MERTZ, PREMA MARIA —
17759195 Conditionally Active Anti-Her2 Antibodies, Antibody Fragments Their Immunoconjugates And Uses Thereof ALSOMAIRY, SARAH ABDOALATIF —

Top Art Units

Art UnitApps
1684 2
1642 1
1636 1
1674 1
1675 1
1643 1
1646 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18694273 CONDITIONALLY ACTIVE PROTEINS FOR NEURODEGENERATIVE DISEASES HOLTZMAN, KATHERINE ANN — §101§103§112Other Non-Final OA — Pending Mar 21, 2024
18402642 ANTI-AXL ANTIBODIES, ANTIBODY FRAGMENTS AND THEIR IMMUNOCONJUGATES AND USES THEREOF AEDER, SEAN E 1642 Other Non-Final OA — Pending Jan 02, 2024
18341913 METHOD FOR PREPARING A CONDITIONALLY ACTIVE ANTIBODY OR ANTIBODY FRAGMENT BOESEN, CHRISTIAN C 1684 §101§102DP Non-Final OA — Pending Jun 27, 2023
18334769 MIRAC PROTEINS LEITH, NANCY J 1636 §112DP Non-Final OA — Pending Jun 14, 2023
18252542 METHODS OF TREATING AXL-EXPRESSING CANCERS WITH ANTI-AXL ANTIBODIES, ANTIBODY FRAGMENTS AND THEIR IMMUNOCONJUGATES MERTZ, PREMA MARIA 1674 §103§112 Non-Final OA — Pending May 11, 2023
18002010 CONDITIONALLY ACTIVE ANTI-CD46 ANTIBODIES, ANTIBODY FRAGMENTS, THEIR IMMUNOCONJUGATES AND USES THEREOF BERHANE, SELAM 1675 §112 Final Rejection 45d overdue Pending Dec 15, 2022
17820913 CONDITIONALLY ACTIVE POLYPEPTIDES CANELLA, KAREN A 1643 §112DP Non-Final OA 51d overdue Pending Aug 19, 2022
17759195 Conditionally Active Anti-Her2 Antibodies, Antibody Fragments Their Immunoconjugates And Uses Thereof ALSOMAIRY, SARAH ABDOALATIF 1646 §112 Final Rejection — Pending Jul 21, 2022
17807954 EXPRESS HUMANIZATION OF ANTIBODIES GROSS, CHRISTOPHER M 1684 §103 Final Rejection — Pending Jun 21, 2022

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