Prosecution Insights
Last updated: July 17, 2026

Fresenius SE & Co. KGaA

17 pending office actions • 11 art units • 16 examiners • 0 of 17 (0%) have an AI response strategy ready • 51 patents granted in the last 365 days

Portfolio Summary

17
Total Pending OAs
10
Non-Final OAs
7
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 8 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

7
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
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. 8 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (7)Due later (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.

1
Hard (6%)
13
Medium (76%)
1
Easy (6%)
2
Unknown (12%)

Rejection Statute Mix

BucketCases
§101 only1 (6%)
§103 only12 (71%)
§102 only1 (6%)
Double-patenting only1 (6%)
No statute on record2 (12%)

Industry Mix

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

4
Life Sciences
24% of docket
1
Information Tech
6% of docket
2
Communications
12% of docket
1
Semiconductors
6% of docket
6
Mechanical / Eng
35% of docket
3
Business / Other
18% 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.

170 h
Manual time on pending OAs
34 h
Time saved (low, 20%)
59 h
Time saved (mid, 35%)
1.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SCHMIDT, EMILY LOUISE 2 58.5% +36.5%
HAN, SETH 1 59.5% +25.8%
WIEST, PHILIP R 1 81.4% +16.0%
SIOZOPOULOS, CONSTANTINE B 1 58.5% +38.1%
SIMITOSKI, MICHAEL J 1 80.2% +28.4%
FERDOUS, ZANNATUL 1 84.8% +16.3%
FREDRICKSON, COURTNEY B 1 76.0% +30.2%
WU, ZHEN Y 1 78.8% +21.1%
YUN, EUGENE 1 85.2% +4.4%
GURTOWSKI, RICHARD C 1 72.1% +38.5%

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
18536613 REMOTE MONITORING AND CONTROL OF TREATMENT PARAMETERS ON A MEDICAL DEVICE YUN, EUGENE 77d overdue
18768228 SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDICAL FLUIDS FERDOUS, ZANNATUL 5d overdue
18816648 SECURELY DISTRIBUTING MEDICAL PRESCRIPTIONS SIMITOSKI, MICHAEL J

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18823855 TECHNIQUES FOR CONDUCTING VIRTUAL CLINICAL TRIALS SIOZOPOULOS, CONSTANTINE B

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
17759772 SYRINGE AND SYRINGE BODY SCHMIDT, EMILY LOUISE 44d overdue
18768228 SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDICAL FLUIDS FERDOUS, ZANNATUL 5d overdue
18498844 DETECTING AND MONITORING OXYGEN-RELATED EVENTS IN HEMODIALYSIS PATIENTS GURTOWSKI, RICHARD C 82d
18910345 THERMAL PROTECTION SYSTEM FOR A DIALYSATE CONTAINER HAN, SETH
18830827 IMPLANTABLE FLUID CONDUIT SYSTEM WIEST, PHILIP R
18823855 TECHNIQUES FOR CONDUCTING VIRTUAL CLINICAL TRIALS SIOZOPOULOS, CONSTANTINE B
18816648 SECURELY DISTRIBUTING MEDICAL PRESCRIPTIONS SIMITOSKI, MICHAEL J
18733259 SYSTEMS AND METHODS FOR ANALYZING SPENT DIALYSATE FREDRICKSON, COURTNEY B

Top Art Units

Art UnitApps
3783 3
3781 2
3686 1
2493 1
2858 1
2685 1
2648 1
1773 1
1779 1
1687 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18910345 THERMAL PROTECTION SYSTEM FOR A DIALYSATE CONTAINER HAN, SETH §103 Non-Final OA Pending Oct 09, 2024
18830827 IMPLANTABLE FLUID CONDUIT SYSTEM WIEST, PHILIP R Non-Final OA Pending Sep 11, 2024
18823855 TECHNIQUES FOR CONDUCTING VIRTUAL CLINICAL TRIALS SIOZOPOULOS, CONSTANTINE B 3686 §101 Final Rejection Pending Sep 04, 2024
18816648 SECURELY DISTRIBUTING MEDICAL PRESCRIPTIONS SIMITOSKI, MICHAEL J 2493 DP Final Rejection Pending Aug 27, 2024
18768228 SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDICAL FLUIDS FERDOUS, ZANNATUL 2858 §103 Final Rejection 5d overdue Pending Jul 10, 2024
18733259 SYSTEMS AND METHODS FOR ANALYZING SPENT DIALYSATE FREDRICKSON, COURTNEY B §103 Non-Final OA Pending Jun 04, 2024
18390340 USER FEEDBACK WITH AUDIO REPORT IN A CONNECTED HEALTH SYSTEM WU, ZHEN Y 2685 §103 Final Rejection Pending Dec 20, 2023
18536613 REMOTE MONITORING AND CONTROL OF TREATMENT PARAMETERS ON A MEDICAL DEVICE YUN, EUGENE 2648 §103 Final Rejection 77d overdue Pending Dec 12, 2023
18498844 DETECTING AND MONITORING OXYGEN-RELATED EVENTS IN HEMODIALYSIS PATIENTS GURTOWSKI, RICHARD C 1773 §103 Non-Final OA 82d Pending Oct 31, 2023
18234026 ULTRASONIC BARRIER CHAMBER FOR FLUID SYSTEMS LE, QUYNH DAO 3781 §103 Non-Final OA Pending Aug 15, 2023
18447780 Pressure Output Device for Extracorporeal Hemodialysis Machine PEO, JONATHAN M 1779 §103 Final Rejection 49d overdue Pending Aug 10, 2023
18086899 Medical Functional Device for Hemodialysis, Balancing Device and Method ZIMBOUSKI, ARIANA 3781 §103 Non-Final OA Pending Dec 22, 2022
17829697 TECHNIQUES FOR DETERMINING RENAL PATHOPHYSIOLOGIES SKOWRONEK, KARLHEINZ R 1687 §103 Non-Final OA 37d overdue Pending Jun 01, 2022
18549849 Drip Chamber for a Fluid Administration System SCHMIDT, EMILY LOUISE 3783 §103 Non-Final OA Pending Sep 08, 2023
17894455 DRUG CONTAINER OSINSKI, BRADLEY JAMES 3783 §102 Final Rejection 127d overdue Pending Aug 24, 2022
17759772 SYRINGE AND SYRINGE BODY SCHMIDT, EMILY LOUISE 3783 §103 Non-Final OA 44d overdue Pending Jul 29, 2022
17680155 LIQUID PHARMACEUTICAL COMPOSITION CHEONG, CHEOM-GIL 1645 Other Non-Final OA 46d overdue Pending Feb 24, 2022

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