Prosecution Insights
Last updated: October 25, 2026

Carl Zeiss Microscopy GmbH

Technology areas: Communications • Semiconductors, Circuits & Optics

27 pending office actions • 16 art units • 25 examiners • 0 of 27 (0%) have an AI response strategy ready • 60 patents granted in the last 365 days

Analysis

Carl Zeiss Microscopy GmbH has 27 pending office actions in Semiconductors, Circuits & Optics. The matters involve 25 distinct examiners and 15 distinct art units, indicating broad examiner coverage with a smaller set of recurring art-unit environments. That structure supports art-unit-level issue tracking while preserving examiner-specific response planning.

RAKOWSKI, CARA E is the busiest examiner, with 2 pending matters. The limited concentration means the portfolio does not appear dependent on one examiner, but recurring art-unit patterns may still help counsel identify useful prosecution positions and coordinate related applications.

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

Portfolio Summary

27
Total Pending OAs
15
Non-Final OAs
10
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 9 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
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. 9 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)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.

17
Hard (63%)
8
Medium (30%)
1
Easy (4%)
1
Unknown (4%)

Rejection Statute Mix

BucketCases
§101 only1 (4%)
§101 + other4 (15%)
§103 only6 (22%)
§102 only2 (7%)
§112 only1 (4%)
Multi-statute (no §101)12 (44%)
No statute on record1 (4%)

Industry Mix

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

0
Life Sciences
0% of docket
4
Information Tech
15% of docket
9
Communications
33% of docket
12
Semiconductors
44% of docket
0
Mechanical / Eng
0% of docket
2
Business / Other
7% 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.

270 h
Manual time on pending OAs
54 h
Time saved (low, 20%)
94 h
Time saved (mid, 35%)
2.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
RAKOWSKI, CARA E 2 65.2% +7.0%
MCCORMACK, JASON L 2 84.7% +8.1%
AMARA, MOHAMED K 1 75.8% +29.7%
BOOHER, ADAM W 1 75.5% +9.1%
SHIMELES, BEZAWIT NOLAWI 1 90.0% +0.0%
ALAVI, AMIR 1 93.6% +3.8%
ABDOU TCHOUSSOU, BOUBACAR 1 68.9% +13.5%
WANG, JING 1 100.0% +0.0%
YAO, JULIA ZHI-YI 1 62.1% +47.4%
DUFFY, CAROLINE TABANCAY 1 80.6% +18.0%

Quick Wins (3)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18360197 Fastening an object to a manipulator and/or to an object holder in a particle beam apparatus MCCORMACK, JASON L 46d overdue
19072433 VIRTUAL STAINING BASED ON MULTIPLE SETS OF IMAGING DATA HAVING MULTIPLE PHASE CONTRASTS SHIMELES, BEZAWIT NOLAWI —
17974702 METHOD FOR PRODUCING A SAMPLE ON AN OBJECT, COMPUTER PROGRAM PRODUCT, AND MATERIAL PROCESSING DEVICE FOR CARRYING OUT THE METHOD MCCORMACK, JASON L —

Hard Cases (17)

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
18109304 Beam Splitter Assembly, Method for the Dimensioning Thereof and Microscope GAGNON, GRANT A 73d overdue
18419776 MICROSCOPE WITH AT LEAST ONE OPTICAL BEAM PATH GROSS, ALEXANDER P 45d overdue
18240461 TRAINING OF INSTANT SEGMENTATION ALGORITHMS WITH PARTIALLY ANNOTATED IMAGES LU, ZHIYU 44d overdue
18304266 DEVICE AND METHOD FOR PREPARING MICROSCOPIC SAMPLES LOGIE, MICHAEL J 21d
18204593 IMAGING, PROCESSING, AND/OR ANALYZING AN OBJECT USING A PARTICLE BEAM DEVICE GOURLIE, LAURA ELOISE 40d
18979828 Method for ascertaining offset values of an immersion objective of an image-creating optical system, and arrangement and computer program RAKOWSKI, CARA E —
18953972 CELL COUNTING OR CELL CONFLUENCE WITH RESCALED INPUT IMAGES ALAVI, AMIR —
18939071 METHOD AND OPTICAL DEVICE FOR ACQUIRING FRAMES USING A PLURALITY OF DETECTION CHANNELS ABDOU TCHOUSSOU, BOUBACAR —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
19219210 Microscopy System and Method for Analyzing an Overview Image AMARA, MOHAMED K —
18939071 METHOD AND OPTICAL DEVICE FOR ACQUIRING FRAMES USING A PLURALITY OF DETECTION CHANNELS ABDOU TCHOUSSOU, BOUBACAR —
18899097 INSTANCE SEGMENTATION USING OVERLAPPING TILES AND OVERLAP HANDLING YAO, JULIA ZHI-YI —
18821023 METHOD FOR GENERATING AN IMAGE OF A SAMPLE DUFFY, CAROLINE TABANCAY —

Top Art Units

Art UnitApps
2881 6
2872 5
2673 1
2668 1
2482 1
2666 1
2662 1
2661 1
2486 1
2871 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19219210 Microscopy System and Method for Analyzing an Overview Image AMARA, MOHAMED K — §112Other Non-Final OA — Pending May 27, 2025
19078474 Multimodal Microscope and Microscopy Method BOOHER, ADAM W 2872 Other Non-Final OA — Pending Mar 13, 2025
19072433 VIRTUAL STAINING BASED ON MULTIPLE SETS OF IMAGING DATA HAVING MULTIPLE PHASE CONTRASTS SHIMELES, BEZAWIT NOLAWI 2673 §103 Non-Final OA — Pending Mar 06, 2025
18979828 Method for ascertaining offset values of an immersion objective of an image-creating optical system, and arrangement and computer program RAKOWSKI, CARA E — §102§112 Non-Final OA — Pending Dec 13, 2024
18953972 CELL COUNTING OR CELL CONFLUENCE WITH RESCALED INPUT IMAGES ALAVI, AMIR 2668 §101 Non-Final OA — Pending Nov 20, 2024
18939071 METHOD AND OPTICAL DEVICE FOR ACQUIRING FRAMES USING A PLURALITY OF DETECTION CHANNELS ABDOU TCHOUSSOU, BOUBACAR 2482 §102§103 Non-Final OA — Pending Nov 06, 2024
18910644 PARTICLE BEAM SYSTEM WITH COOLING SYSTEM WANG, JING 2881 §103§112 Non-Final OA — Pending Oct 09, 2024
18899097 INSTANCE SEGMENTATION USING OVERLAPPING TILES AND OVERLAP HANDLING YAO, JULIA ZHI-YI 2666 §102§103 Non-Final OA — Pending Sep 27, 2024
18821023 METHOD FOR GENERATING AN IMAGE OF A SAMPLE DUFFY, CAROLINE TABANCAY 2662 §103§112 Non-Final OA — Pending Aug 30, 2024
18821806 PROCESSING OF IMAGE DATA WITH A MACHINE-LEARNED FOUNDATION MODEL CHEN, XUEMEI G 2661 §102§103 Non-Final OA — Pending Aug 30, 2024
18804614 ILLUMINATION UNIT FOR AN OPTICAL MICROSCOPE AND METHOD FOR THE USE THEREOF RAKOWSKI, CARA E 2872 §103 Final Rejection — Pending Aug 14, 2024
18782171 Microscopy system and method for processing a microscope image BOYLAN, JAMES T 2486 §103 Non-Final OA 16d Pending Jul 24, 2024
18419776 MICROSCOPE WITH AT LEAST ONE OPTICAL BEAM PATH GROSS, ALEXANDER P 2871 §103§112 Final Rejection 45d overdue Pending Jan 23, 2024
18519260 Method and device for preparing data for identifying analytes BITOR, RENAE ALLYN 2663 §101§103§112 Final Rejection — Pending Nov 27, 2023
18519239 Method and apparatus for assigning image areas from image series to result classes by means of analyte data evaluation system with processing model PEDAPATI, CHANDHANA 2669 §102§103§112 Non-Final OA — Pending Nov 27, 2023
18240461 TRAINING OF INSTANT SEGMENTATION ALGORITHMS WITH PARTIALLY ANNOTATED IMAGES LU, ZHIYU 2665 §101§103 Non-Final OA 44d overdue Pending Aug 31, 2023
18235529 Microscopy System and Method for Testing a Quality of a Machine-Learned Image Processing Model STORK, KYLE R 2128 §101§102§103§112 Final Rejection — Pending Aug 18, 2023
18360170 METHOD FOR ATTACHING AN OBJECT TO A MANIPULATOR AND FOR MOVING THE OBJECT IN A PARTICLE BEAM APPARATUS, COMPUTER PROGRAM PRODUCT, AND PARTICLE BEAM APPARATUS GASSEN, CHRISTOPHER J 2881 §102§103§112 Final Rejection — Pending Jul 27, 2023
18360197 Fastening an object to a manipulator and/or to an object holder in a particle beam apparatus MCCORMACK, JASON L 2881 §102 Final Rejection 46d overdue Pending Jul 27, 2023
18339316 ILLUMINATION DEVICE AND MICROSCOPY METHOD FOR GENERATING A COMPOSITE IMAGE OF A SAMPLE ABDUR, RAHMAN 2872 §103 Non-Final OA 149d overdue Pending Jun 22, 2023
18204593 IMAGING, PROCESSING, AND/OR ANALYZING AN OBJECT USING A PARTICLE BEAM DEVICE GOURLIE, LAURA ELOISE 2881 §102§112 Final Rejection 40d Pending Jun 01, 2023
18304266 DEVICE AND METHOD FOR PREPARING MICROSCOPIC SAMPLES LOGIE, MICHAEL J 2881 §102§103§112 Final Rejection 21d Pending Apr 20, 2023
18109304 Beam Splitter Assembly, Method for the Dimensioning Thereof and Microscope GAGNON, GRANT A 2872 §102§103 Final Rejection 73d overdue Pending Feb 14, 2023
18102168 Microscopy System and Method for Editing Overview Images RODRIGUEZ, ANTHONY JASON 2672 §103 Non-Final OA — Pending Jan 27, 2023
17974702 METHOD FOR PRODUCING A SAMPLE ON AN OBJECT, COMPUTER PROGRAM PRODUCT, AND MATERIAL PROCESSING DEVICE FOR CARRYING OUT THE METHOD MCCORMACK, JASON L 2881 §103 Non-Final OA — Pending Oct 27, 2022
17938123 COLLISION PROTECTION FOR A MICROSCOPE NGUYEN, THONG Q 2872 §102 Non-Final OA 30d Pending Oct 05, 2022
17462234 Microscopy System and Method for Monitoring a Learning Process of a Machine Learning Model KAPOOR, DEVAN 2126 §101§103 Final Rejection — Pending Aug 31, 2021

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Frequently Asked Questions

How many pending USPTO office actions does Carl Zeiss Microscopy GmbH have?

Carl Zeiss Microscopy GmbH has 27 pending office actions as of October 2026, spread across 16 art units and 25 examiners.

Which USPTO examiner handles the most Carl Zeiss Microscopy GmbH applications?

Cara E Rakowski has the most, with 2 of Carl Zeiss Microscopy GmbH's pending office actions.

What technology area are Carl Zeiss Microscopy GmbH's patent applications in?

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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