Prosecution Insights
Last updated: October 01, 2026

Carl Zeiss Meditec AG

Technology areas: Semiconductors, Circuits & Optics • Medical Devices & Mechanical Engineering

25 pending office actions • 10 art units • 25 examiners • 0 of 25 (0%) have an AI response strategy ready • 64 patents granted in the last 365 days

Analysis

Carl Zeiss Meditec AG maintains a portfolio in the Medical Devices & Mechanical Engineering technology area with 23 pending office actions. These actions are distributed across 23 distinct examiners. The prosecution activity spans 10 distinct art units, suggesting a diverse range of technical subject matter within the medical and mechanical fields.

COOK, JONATHON is identified as the busiest examiner for the company, though he is responsible for only 1 pending action. This distribution shows that no individual examiner holds a disproportionate share of the workload. Practitioners can expect to interact with a wide variety of examiners and art units rather than a centralized group. The presence of 10 distinct art units highlights the technical breadth of the portfolio. This broad distribution across many examiners and units requires a varied approach to prosecution, as the company must navigate the specific tendencies of the assigned individuals.

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

Portfolio Summary

25
Total Pending OAs
17
Non-Final OAs
7
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 5 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
2
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. 5 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 30 days (2)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.

20
Hard (80%)
5
Medium (20%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other5 (20%)
§103 only5 (20%)
Multi-statute (no §101)15 (60%)

Industry Mix

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

0
Life Sciences
0% of docket
2
Information Tech
8% of docket
1
Communications
4% of docket
4
Semiconductors
16% of docket
6
Mechanical / Eng
24% of docket
12
Business / Other
48% 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.

250 h
Manual time on pending OAs
50 h
Time saved (low, 20%)
88 h
Time saved (mid, 35%)
2.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
COOK, JONATHON 1 81.6% +17.0%
GARBER, ERIN R 1 82.7% +17.7%
DIETRICH, JOSEPH M 1 80.8% +8.6%
BASHIR, ADEEL 1 89.6% +4.9%
LU, ZHIYU 1 48.9% +14.1%
WILLIAMS, CATHERINE SERKE 1 63.0% +29.1%
OKONAK, ELIZABETH LOUISE 1 16.7% +83.3%
FANG, MICHAEL YIMING 1 61.9% +39.6%
NGUYEN, TUAN VAN 1 81.7% +19.5%
LUKJAN, SEBASTIAN X 1 76.3% +40.3%

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
19058224 METHOD FOR CARRYING OUT PATIENT REGISTRATION ON A MEDICAL VISUALIZATION SYSTEM, AND MEDICAL VISUALIZATION SYSTEM BASHIR, ADEEL —

Hard Cases (20)

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
18674410 RELEASABLY COUPLABLE DIGITAL STEREO IMAGE DISPLAY DEVICE, SYSTEM HAVING SAME, AND DIGITAL SURGICAL MICROSCOPE MORRIS, TAYLOR L 35d overdue
18696845 MEASURING APPARATUS AND MEASURING METHOD FOR PREPARING LASER TREATMENT, AND LASER TREATMENT APPARATUS HO, WAI-GA DAVID 5d overdue
17318330 CONTROLLER FOR AN ELECTRICAL DRIVE UNIT OF AN OPHTHALMOSURGICAL HANDPIECE AND METHOD FOR OPERATING SAME, OPHTHALMOSURGICAL APPARATUS AND SYSTEM IGBOKO, CHIMA U 29d
17190514 INTRAOCULAR IMPLANT AND METHOD FOR PRODUCING AN INTRAOCULAR IMPLANT MANNAN, MIKAIL A 34d
19197529 METHOD FOR COMPENSATING THE ARTIFACTS GENERATED BY MOVING MEASUREMENT OBJECTS IN MEASUREMENT SIGNALS OF SWEPT-SOURCE OCT SYSTEMS COOK, JONATHON —
19171005 METHOD AND CONTROL DEVICE FOR ADJUSTING AND/OR CALIBRATING AND/OR MONITORING THE FOCUS VALUE OF AN OPTICAL DEVICE WITH A ZOOM FUNCTION GARBER, ERIN R —
18698295 INTERMEDIATE STORAGE UNIT FOR CYCLICAL POWER SMOOTHING AND OPHTHALMOLOGICAL LASER THERAPY SYSTEM HAVING AN INTERMEDIATE STORAGE UNIT DIETRICH, JOSEPH M —
19044408 METHOD AND SYSTEM FOR GENERATING A THREE-DIMENSIONAL IMAGE OF AT LEAST A PARTIAL SECTION OF A ROW OF TEETH, COMPUTER PROGRAM PRODUCT AND MIRROR ELEMENT LU, ZHIYU —

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
19197529 METHOD FOR COMPENSATING THE ARTIFACTS GENERATED BY MOVING MEASUREMENT OBJECTS IN MEASUREMENT SIGNALS OF SWEPT-SOURCE OCT SYSTEMS COOK, JONATHON —
19171005 METHOD AND CONTROL DEVICE FOR ADJUSTING AND/OR CALIBRATING AND/OR MONITORING THE FOCUS VALUE OF AN OPTICAL DEVICE WITH A ZOOM FUNCTION GARBER, ERIN R —
19044408 METHOD AND SYSTEM FOR GENERATING A THREE-DIMENSIONAL IMAGE OF AT LEAST A PARTIAL SECTION OF A ROW OF TEETH, COMPUTER PROGRAM PRODUCT AND MIRROR ELEMENT LU, ZHIYU —
18970384 LASER INSTRUMENT FOR EYE THERAPY WILLIAMS, CATHERINE SERKE —
18694856 METHOD AND ASSEMBLY FOR RECALIBRATING THE FOCUS OF AN OPHTHALMOLOGICAL SYSTEM FOR INTRAOCULAR LASER TREATMENT OKONAK, ELIZABETH LOUISE —
18945685 PRIORITIZATION OF MULTIPLE OBJECTS IN AN ASSISTANCE FUNCTIONALITY FOR A SURGICAL MICROSCOPY SYSTEM FANG, MICHAEL YIMING —
18939271 INTRAOCULAR LENS HAVING A MEDICAMENT RESERVOIR NGUYEN, TUAN VAN —
18919208 SURGICAL OPERATING SYSTEM, SURGICAL TOOL AND METHOD FOR SAFEGUARDING A SURGICAL OPERATION LUKJAN, SEBASTIAN X —

Top Art Units

Art UnitApps
2872 4
3774 2
3993 1
3631 1
2446 1
2146 1
3791 1
2666 1
3792 1
3771 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19197529 METHOD FOR COMPENSATING THE ARTIFACTS GENERATED BY MOVING MEASUREMENT OBJECTS IN MEASUREMENT SIGNALS OF SWEPT-SOURCE OCT SYSTEMS COOK, JONATHON — §102§103§112 Non-Final OA — Pending May 02, 2025
19171005 METHOD AND CONTROL DEVICE FOR ADJUSTING AND/OR CALIBRATING AND/OR MONITORING THE FOCUS VALUE OF AN OPTICAL DEVICE WITH A ZOOM FUNCTION GARBER, ERIN R — §103§112 Non-Final OA — Pending Apr 04, 2025
18698295 INTERMEDIATE STORAGE UNIT FOR CYCLICAL POWER SMOOTHING AND OPHTHALMOLOGICAL LASER THERAPY SYSTEM HAVING AN INTERMEDIATE STORAGE UNIT DIETRICH, JOSEPH M — §102§103§112 Non-Final OA — Pending Feb 25, 2025
19058224 METHOD FOR CARRYING OUT PATIENT REGISTRATION ON A MEDICAL VISUALIZATION SYSTEM, AND MEDICAL VISUALIZATION SYSTEM BASHIR, ADEEL — §103 Non-Final OA — Pending Feb 20, 2025
19044408 METHOD AND SYSTEM FOR GENERATING A THREE-DIMENSIONAL IMAGE OF AT LEAST A PARTIAL SECTION OF A ROW OF TEETH, COMPUTER PROGRAM PRODUCT AND MIRROR ELEMENT LU, ZHIYU — §101§103 Non-Final OA — Pending Feb 03, 2025
18970384 LASER INSTRUMENT FOR EYE THERAPY WILLIAMS, CATHERINE SERKE 3993 §103§112Other Non-Final OA — Pending Dec 05, 2024
18694856 METHOD AND ASSEMBLY FOR RECALIBRATING THE FOCUS OF AN OPHTHALMOLOGICAL SYSTEM FOR INTRAOCULAR LASER TREATMENT OKONAK, ELIZABETH LOUISE — §101§103§112 Non-Final OA — Pending Nov 18, 2024
18945685 PRIORITIZATION OF MULTIPLE OBJECTS IN AN ASSISTANCE FUNCTIONALITY FOR A SURGICAL MICROSCOPY SYSTEM FANG, MICHAEL YIMING — §102§103 Non-Final OA — Pending Nov 13, 2024
18939271 INTRAOCULAR LENS HAVING A MEDICAMENT RESERVOIR NGUYEN, TUAN VAN — §102§103 Non-Final OA — Pending Nov 06, 2024
18919208 SURGICAL OPERATING SYSTEM, SURGICAL TOOL AND METHOD FOR SAFEGUARDING A SURGICAL OPERATION LUKJAN, SEBASTIAN X — §102§103 Non-Final OA — Pending Oct 17, 2024
18784873 METHOD FOR DETERMINING AN OPTICAL AXIS OF A MAIN OBSERVER CAMERA OF A MEDICAL MICROSCOPE ARRANGEMENT IN A REFERENCE COORDINATE SYSTEM, AND MEDICAL MICROSCOPE ARRANGEMENT YANG, JIANXUN — §103 Final Rejection — Pending Jul 25, 2024
18716626 FLUID TRACKING IN WET AMD PATIENTS USING THICKNESS CHANGE ANALYSIS SANZ, GABRIEL A 2872 §102§103 Non-Final OA — Pending Jun 05, 2024
18674410 RELEASABLY COUPLABLE DIGITAL STEREO IMAGE DISPLAY DEVICE, SYSTEM HAVING SAME, AND DIGITAL SURGICAL MICROSCOPE MORRIS, TAYLOR L 3631 §103§112 Non-Final OA 35d overdue Pending May 24, 2024
18696845 MEASURING APPARATUS AND MEASURING METHOD FOR PREPARING LASER TREATMENT, AND LASER TREATMENT APPARATUS HO, WAI-GA DAVID 2872 §103§112 Final Rejection 5d overdue Pending Mar 28, 2024
18569995 MEDICAL DATA SHARING USING BLOCKCHAIN HUSSAIN, TAUQIR 2446 §101§102§103 Final Rejection — Pending Dec 13, 2023
18478048 PHYSICAL AUGMENTATION OF PATIENT DATA FOR MEDICAL APPLICATIONS LAHAM BAUZO, ALVARO SALIM 2146 §101§112 Non-Final OA — Pending Sep 29, 2023
18238445 METHOD, COMPUTER PROGRAM AND DATA PROCESSING UNIT FOR PREPARING OBSERVATION OF FLUORESCENCE INTENSITY, METHOD FOR OBSERVING FLUORESCENCE INTENSITY, AND OPTICAL OBSERVATION SYSTEM WHITE, JAY MICHAEL — §101§103§112 Non-Final OA — Pending Aug 25, 2023
18317996 Method for operating a medical radiation therapy arrangement, and medical radiation therapy arrangement DIETZ, NOE ROBERT 3791 §103 Final Rejection 8d Pending May 16, 2023
18035595 ALIGNMENT GUIDANCE USER INTERFACE SYSTEM WRIGHT, ANDREW RUSSELL 2872 §103 Non-Final OA — Pending May 05, 2023
18251065 METHOD AND ARRANGEMENT FOR DETERMINING OPTICAL ABERRATIONS AND/OR THE TOPOGRAPHY, AND/OR RECORDING REFERENCE IMAGES OF AN EYE SAHLE, MAHIDERE S 2872 §102§103 Non-Final OA — Pending Apr 28, 2023
18100826 METHOD OF MEDICAL CALIBRATION ZAK, JACQUELINE ROSE 2666 §103 Final Rejection — Pending Jan 24, 2023
17999548 UV-LASER-BASED SYSTEM FOR CORRECTING VISION DISORDERS CHRISTIANSON, SKYLAR LINDSEY 3792 §102§103 Non-Final OA — Pending Nov 21, 2022
17683202 INTRAOCULAR LENS COMPRISING AN ARM WITH AN ADJUSTABLE LENGTH AS A HAPTIC WOZNICKI, JACQUELINE 3774 §103§112 Non-Final OA — Pending Feb 28, 2022
17318330 CONTROLLER FOR AN ELECTRICAL DRIVE UNIT OF AN OPHTHALMOSURGICAL HANDPIECE AND METHOD FOR OPERATING SAME, OPHTHALMOSURGICAL APPARATUS AND SYSTEM IGBOKO, CHIMA U 3771 §102§112 Final Rejection 29d Pending May 12, 2021
17190514 INTRAOCULAR IMPLANT AND METHOD FOR PRODUCING AN INTRAOCULAR IMPLANT MANNAN, MIKAIL A 3774 §103§112 Final Rejection 34d Pending Mar 03, 2021

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