Prosecution Insights
Last updated: October 02, 2026

Biogen Ma Inc.

Technology areas: Biotechnology & Pharmaceuticals • Medical Devices & Mechanical Engineering

18 pending office actions • 11 art units • 17 examiners • 0 of 18 (0%) have an AI response strategy ready • 17 patents granted in the last 365 days

Analysis

Biogen Ma Inc. manages a patent portfolio in the Biotechnology & Pharmaceuticals technology area. The company currently has 17 pending office actions. These matters are spread across 11 distinct art units, reflecting the nature of pharmaceutical and biotechnological innovation. This distribution across 11 art units suggests that the company's research spans multiple specialized biological and chemical disciplines within the USPTO examination framework.

Prosecution is handled by 16 distinct examiners. Alexandra Elizabeth Lalonde is the busiest examiner for the portfolio, with 2 pending office actions. The fact that 16 examiners are managing 17 actions shows that nearly every pending matter is being reviewed by a different individual, with only minimal overlap in examiner assignment. For a practitioner, this indicates that prosecution strategies are tailored to 16 distinct examiners and 11 art units rather than a single concentrated group.

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

Portfolio Summary

18
Total Pending OAs
17
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.

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

-30dToday30d60d90d120d
Overdue (3)

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.

10
Hard (56%)
6
Medium (33%)
2
Easy (11%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (6%)
§103 only2 (11%)
§102 only1 (6%)
§112 only2 (11%)
Double-patenting + other3 (17%)
Multi-statute (no §101)9 (50%)

Industry Mix

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

9
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
17% of docket
6
Business / Other
33% 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.

180 h
Manual time on pending OAs
36 h
Time saved (low, 20%)
63 h
Time saved (mid, 35%)
1.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LALONDE, ALEXANDRA ELIZABETH 2 71.1% +33.0%
SHIN, DANA H 1 27.0% +27.0%
NEAGU, IRINA 1 46.8% +57.3%
WHITE, DAWANNA SHAR-DAY 1 62.5% +23.3%
MEDWAY, SCOTT J 1 66.7% +23.4%
BARRON, SEAN C 1 52.9% +30.9%
JARRELL, NOBLE E 1 81.1% +9.7%
VU, JAKE MINH 1 41.1% +27.2%
SANCHEZ, JUSTIN CHRISTOPHER 1 88.7% +10.2%
CHERNYSHEV, OLGA N 1 54.5% +34.4%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18692541 DIROXIMEL FUMARATE PARTICLES HAVING IMPROVED FLOW PROPERTIES AND METHODS OF MAKING SAME JARRELL, NOBLE E —

Hard Cases (11)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17380694 MONITORING BASED ON CONTINUOUS INTRACRANIAL EEG ACTIVITY SHOSTAK, ANDREY 118d overdue
19172111 METHODS OF TREATING OR PREVENTING SPINAL MUSCULAR ATROPHY SHIN, DANA H —
18765894 MEDICAL DEVICE HAVING NON-FILTERED CSF WITHDRAWAL PATHWAY MEDWAY, SCOTT J —
18571090 SYNTHETIC PREPARATION FOR DIROXIMEL FUMARATE SANCHEZ, JUSTIN CHRISTOPHER —
18567674 METHODS FOR TREATING ALZHEIMER'S DISEASE CHERNYSHEV, OLGA N —
18286721 COMPOSITIONS AND METHODS FOR TREATING CHRONIC ACTIVE WHITE MATTER LESIONS / RADIOLOGICALLY ISOLATED SYNDROME AEDER, SEAN E —
18283925 NUCLEIC ACID DELIVERY TO THE CENTRAL NERVOUS SYSTEM LEITH, NANCY J —
18273053 MICROTUBULE DESTABILIZER ADDITIVES TO INCREASE RECOMBINANT VIRAL VECTOR TITERS GRIZER, CASSANDRA SENN —

Interview Candidates (10)

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
19172111 METHODS OF TREATING OR PREVENTING SPINAL MUSCULAR ATROPHY SHIN, DANA H —
18864351 CRYSTALLINE POLYMORPHS OF N-METHYL-N-((1S,3S)-3-METHYL-3-((6-(1-METHYL-1H-PYRAZOL-4-YL)PYRAZOLO[1,5-A]PYRAZIN-4-YL)OXY)CYCLOBUTYL)ACRYLAMIDE NEAGU, IRINA —
18837245 EMOPAMIL-BINDING PROTEIN INHIBITORS AND USES THEREOF WHITE, DAWANNA SHAR-DAY —
18765894 MEDICAL DEVICE HAVING NON-FILTERED CSF WITHDRAWAL PATHWAY MEDWAY, SCOTT J —
18717244 METHODS AND SYSTEMS FOR TRANSFECTING HOST CELLS BARRON, SEAN C —
18397190 METHODS OF TREATING INFLAMMATORY AND AUTOIMMUNE DISEASES VU, JAKE MINH —
18571090 SYNTHETIC PREPARATION FOR DIROXIMEL FUMARATE SANCHEZ, JUSTIN CHRISTOPHER —
18567674 METHODS FOR TREATING ALZHEIMER'S DISEASE CHERNYSHEV, OLGA N —

Top Art Units

Art UnitApps
3783 2
1635 1
1699 1
1622 1
1642 1
1636 1
1672 1
1674 1
1641 1
1628 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19172111 METHODS OF TREATING OR PREVENTING SPINAL MUSCULAR ATROPHY SHIN, DANA H 1635 §103DP Non-Final OA — Pending Apr 07, 2025
18864351 CRYSTALLINE POLYMORPHS OF N-METHYL-N-((1S,3S)-3-METHYL-3-((6-(1-METHYL-1H-PYRAZOL-4-YL)PYRAZOLO[1,5-A]PYRAZIN-4-YL)OXY)CYCLOBUTYL)ACRYLAMIDE NEAGU, IRINA — §102§112DP Non-Final OA — Pending Nov 08, 2024
18837245 EMOPAMIL-BINDING PROTEIN INHIBITORS AND USES THEREOF WHITE, DAWANNA SHAR-DAY — §112 Non-Final OA — Pending Aug 09, 2024
18765894 MEDICAL DEVICE HAVING NON-FILTERED CSF WITHDRAWAL PATHWAY MEDWAY, SCOTT J — §102§103Other Non-Final OA — Pending Jul 08, 2024
18717244 METHODS AND SYSTEMS FOR TRANSFECTING HOST CELLS BARRON, SEAN C — §103 Non-Final OA — Pending Jun 06, 2024
18692541 DIROXIMEL FUMARATE PARTICLES HAVING IMPROVED FLOW PROPERTIES AND METHODS OF MAKING SAME JARRELL, NOBLE E 1699 §102 Non-Final OA — Pending Mar 15, 2024
18397190 METHODS OF TREATING INFLAMMATORY AND AUTOIMMUNE DISEASES VU, JAKE MINH — §112Other Non-Final OA — Pending Dec 27, 2023
18571090 SYNTHETIC PREPARATION FOR DIROXIMEL FUMARATE SANCHEZ, JUSTIN CHRISTOPHER 1622 §103§112 Non-Final OA — Pending Dec 15, 2023
18567674 METHODS FOR TREATING ALZHEIMER'S DISEASE CHERNYSHEV, OLGA N — §101§103§112 Non-Final OA — Pending Dec 06, 2023
18286721 COMPOSITIONS AND METHODS FOR TREATING CHRONIC ACTIVE WHITE MATTER LESIONS / RADIOLOGICALLY ISOLATED SYNDROME AEDER, SEAN E 1642 §102§103§112 Non-Final OA — Pending Oct 12, 2023
18283925 NUCLEIC ACID DELIVERY TO THE CENTRAL NERVOUS SYSTEM LEITH, NANCY J 1636 §102§103§112 Non-Final OA — Pending Sep 25, 2023
18273053 MICROTUBULE DESTABILIZER ADDITIVES TO INCREASE RECOMBINANT VIRAL VECTOR TITERS GRIZER, CASSANDRA SENN 1672 §103§112 Non-Final OA — Pending Jul 19, 2023
18196506 IMPLANTABLE MEDICAL DEVICE AND SYSTEM LALONDE, ALEXANDRA ELIZABETH 3783 §103§112 Non-Final OA — Pending May 12, 2023
18036620 BIPHASIC SUBCUTANEOUS DOSING REGIMENS FOR ANTI-VLA-4 ANTIBODIES MIDDLETON, DANAYA L 1674 §102§103§112DP Final Rejection 79d overdue Pending May 11, 2023
18300339 PHARMACEUTICAL COMPOSITIONS CONTAINING ANTI-BETA AMYLOID ANTIBODIES KIM, YUNSOO 1641 §103§112 Non-Final OA — Pending Apr 13, 2023
18021643 METHODS FOR TREATING REMITTING MULTIPLE SCLEROSIS CORNET, JEAN P 1628 §103Other Non-Final OA 49d overdue Pending Feb 16, 2023
18070029 IMPLANTABLE INTRAVENTRICULAR SAMPLING AND INFUSION ACCESS DEVICE LALONDE, ALEXANDRA ELIZABETH 3783 §103§112 Non-Final OA — Pending Nov 28, 2022
17380694 MONITORING BASED ON CONTINUOUS INTRACRANIAL EEG ACTIVITY SHOSTAK, ANDREY 3791 §103§112 Non-Final OA 118d overdue Pending Jul 20, 2021

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