Prosecution Insights
Last updated: October 25, 2026

Miltenyi Biotec B.V. & Co. KG

Technology area: Biotechnology & Pharmaceuticals

11 pending office actions • 11 art units • 11 examiners • 0 of 11 (0%) have an AI response strategy ready • 13 patents granted in the last 365 days

Analysis

Miltenyi Biotec B.V. & Co. KG has 12 pending office actions in Biotechnology & Pharmaceuticals. Each matter is associated with a distinct examiner and a distinct art unit, for 12 distinct examiners and 12 distinct art units. NGUYEN, THONG Q is the busiest examiner, with 1 pending matter.

The one-to-one distribution requires a portfolio process that preserves application-level control while maintaining consistent biotechnology and pharmaceutical terminology. Counsel should not rely on a repeated examiner approach, because the data shows separate examination channels for the pending matters. Centralized review can still identify common specification-support issues, claim structures, or technical explanations before each response is tailored to its individual record.

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

Portfolio Summary

11
Total Pending OAs
7
Non-Final OAs
3
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
1
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.

5
Hard (45%)
4
Medium (36%)
2
Easy (18%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only3 (27%)
§112 only2 (18%)
Double-patenting + other1 (9%)
Multi-statute (no §101)5 (45%)

Industry Mix

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

10
Life Sciences
91% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
9% 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.

110 h
Manual time on pending OAs
22 h
Time saved (low, 20%)
38 h
Time saved (mid, 35%)
1.0 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, THONG Q 1 67.8% +12.0%
RAHMAN, MASUDUR 1 72.9% +31.7%
GAO, ASHLEY HARTMAN 1 56.5% +38.0%
OGUNTADE, ELIZABETH BISOLA 1 50.0% +100.0%
PHAM, KHAI QUYNH TIEN 1 0.0% +0.0%
BUNNER, BRIDGET E 1 64.6% +19.8%
GREENE, CAROLYN LEE 1 65.7% +46.1%
DU, SURBHI M 1 66.9% +29.1%
DIBRINO, MARIANNE 1 42.8% +42.2%
ALAM, DANYAL HASSAN 1 66.7% +0.0%

Hard Cases (5)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
18280706 ARTIFICIAL TARGET FOR ANTIGEN-SPECIFIC ACTIVATION AND EXPANSION OF CAR T CELLS OGUNTADE, ELIZABETH BISOLA 9d
18701572 Method for the generation of genetically modified NK cells RAHMAN, MASUDUR —
18274541 Method for Library Preparation in Next Generation Sequencing by Enzymatic DNA Fragmentation PHAM, KHAI QUYNH TIEN —
18035356 Methods and compositions for eliminating engineered immune cells BUNNER, BRIDGET E —
17797419 Immune cell expressing adapter chimeric antigen receptor for sensing soluble antigens DIBRINO, MARIANNE —

Interview Candidates (8)

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
18280706 ARTIFICIAL TARGET FOR ANTIGEN-SPECIFIC ACTIVATION AND EXPANSION OF CAR T CELLS OGUNTADE, ELIZABETH BISOLA 9d
18657878 METHOD AND APPARATUS FOR HIGH RESOLUTION MICROSCOPY NGUYEN, THONG Q —
18701572 Method for the generation of genetically modified NK cells RAHMAN, MASUDUR —
18369273 BIOLOGICAL CONJUGATES HAVING AN PHOTOGENERATED ACIDIC OR BASIC RELEASABLE DETECTION MOIETY ON TOP OF BIOLOGICAL TISSUES GAO, ASHLEY HARTMAN —
18035356 Methods and compositions for eliminating engineered immune cells BUNNER, BRIDGET E —
18307406 EX-SITU SEQUENCING OF RCA PRODUCT GENERATED IN-SITU GREENE, CAROLYN LEE —
18015351 FLUORESCENT DYES COMPRISING M-CONJUGATED 1,1 -BINAPHTHYL-BASED POLYMERS DU, SURBHI M —
17797419 Immune cell expressing adapter chimeric antigen receptor for sensing soluble antigens DIBRINO, MARIANNE —

Top Art Units

Art UnitApps
2872 1
1633 1
1678 1
1677 1
1684 1
1647 1
1681 1
1765 1
1641 1
1672 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18657878 METHOD AND APPARATUS FOR HIGH RESOLUTION MICROSCOPY NGUYEN, THONG Q 2872 §112 Non-Final OA — Pending May 08, 2024
18701572 Method for the generation of genetically modified NK cells RAHMAN, MASUDUR 1633 §102§103 Non-Final OA — Pending Apr 15, 2024
18369273 BIOLOGICAL CONJUGATES HAVING AN PHOTOGENERATED ACIDIC OR BASIC RELEASABLE DETECTION MOIETY ON TOP OF BIOLOGICAL TISSUES GAO, ASHLEY HARTMAN 1678 §103DP Non-Final OA — Pending Sep 18, 2023
18280706 ARTIFICIAL TARGET FOR ANTIGEN-SPECIFIC ACTIVATION AND EXPANSION OF CAR T CELLS OGUNTADE, ELIZABETH BISOLA 1677 §103§112 Non-Final OA 9d Pending Sep 07, 2023
18274541 Method for Library Preparation in Next Generation Sequencing by Enzymatic DNA Fragmentation PHAM, KHAI QUYNH TIEN 1684 §103§112 Final Rejection — Pending Jul 27, 2023
18035356 Methods and compositions for eliminating engineered immune cells BUNNER, BRIDGET E 1647 §103§112 Non-Final OA — Pending May 04, 2023
18307406 EX-SITU SEQUENCING OF RCA PRODUCT GENERATED IN-SITU GREENE, CAROLYN LEE 1681 §112 Final Rejection — Pending Apr 26, 2023
18015351 FLUORESCENT DYES COMPRISING M-CONJUGATED 1,1 -BINAPHTHYL-BASED POLYMERS DU, SURBHI M 1765 §103Other Final Rejection — Pending Jan 10, 2023
17797419 Immune cell expressing adapter chimeric antigen receptor for sensing soluble antigens DIBRINO, MARIANNE 1641 §102§112 Non-Final OA — Pending Aug 03, 2022
17612410 Method for Generation of Genetically Modified T Cells ALAM, DANYAL HASSAN 1672 §103 Non-Final OA — Pending Nov 18, 2021
16622825 METHODS FOR PURIFYING ENDODERM AND PANCREATIC ENDODERM CELLS DERIVED FROM HUMAN EMBRYONIC STEM CELLS GONZALES, JOSEPHINE MARIA 1631 §103 Non-Final OA — Pending Dec 13, 2019

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Frequently Asked Questions

How many pending USPTO office actions does Miltenyi Biotec B.V. & Co. KG have?

Miltenyi Biotec B.V. & Co. KG has 11 pending office actions as of October 2026, spread across 11 art units and 11 examiners.

Which USPTO examiner handles the most Miltenyi Biotec B.V. & Co. KG applications?

Thong Q Nguyen has the most, with 1 of Miltenyi Biotec B.V. & Co. KG's pending office actions.

What technology area are Miltenyi Biotec B.V. & Co. KG's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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