Prosecution Insights
Last updated: May 29, 2026

Fish & Richardson P.C. (Fresenius)

10 pending office actions • 1 client • 10 examiners • 6 art units • 0 of 10 (0%) have an AI response strategy ready • 33 patents granted in the last 365 days

Portfolio Summary

10
Total Pending OAs
8
Non-Final OAs
2
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 10 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

7
Overdue
0
Due this week
3
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. 10 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (7)Due ≤ 30 days (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.

0
Hard (0%)
9
Medium (90%)
0
Easy (0%)
1
Unknown (10%)

Rejection Statute Mix

BucketCases
§103 only9 (90%)
No statute on record1 (10%)

Industry Mix

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

1
Life Sciences
10% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
10% of docket
8
Mechanical / Eng
80% 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.

100 h
Manual time on pending OAs
20 h
Time saved (low, 20%)
35 h
Time saved (mid, 35%)
0.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
FERDOUS, ZANNATUL 1 84.7% +16.3%
ZIMBOUSKI, ARIANA 1 67.8% +31.9%
GEDRA, OLIVIA ROSE 1 0.0% +0.0%
PEO, JONATHAN M 1 48.5% +48.3%
LE, QUYNH DAO 1 36.6% +14.0%
DAKKAK, JIHAD 1 49.3% +45.2%
OSINSKI, BRADLEY JAMES 1 78.5% +11.3%
STRACHAN, KATE ELIZABETH 1 43.3% +37.2%
SANGHERA, STEVEN G.S. 1 30.4% +29.4%
SMITH, PETER DANIEL 1 49.2% +50.0%

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
18768228 SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDICAL FLUIDS FERDOUS, ZANNATUL 5d overdue

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
18291338 Systems and Methods for Optimization of Disease Therapy GEDRA, OLIVIA ROSE 204d overdue

Interview Candidates (9)

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
18349522 Dialysis Treatment and Machine LE, QUYNH DAO 128d overdue
18182083 CONTACTLESS PROXIMITY CONTROLS FOR A MEDICAL DEVICE STRACHAN, KATE ELIZABETH 84d overdue
18447780 Pressure Output Device for Extracorporeal Hemodialysis Machine PEO, JONATHAN M 49d overdue
18266965 Bypass Line, Medical Treatment Apparatus, and Method DAKKAK, JIHAD 45d overdue
18030645 Port, Rinsing Cap, Medical Treatment Apparatus, and System OSINSKI, BRADLEY JAMES 22d overdue
18768228 SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDICAL FLUIDS FERDOUS, ZANNATUL 5d overdue
18602722 METHOD OF REMOVING BLOOD FROM AN EXTRACORPOREAL BLOOD CIRCUIT, TREATMENT APPARATUS, AND TUBE SYSTEM ZIMBOUSKI, ARIANA 12d
17923440 Medical Treatment System for the Identification and Authorization of Healthcare Professionals SANGHERA, STEVEN G.S. 19d

Client Portfolio (1 client)

Client (Assignee)Pending OAs
Fresenius 10

Top Art Units

Art UnitApps
37815
28581
36811
17791
37831
36841

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18768228 SYSTEMS AND METHODS FOR MEASURING ELECTRICAL CHARACTERISTIC OF MEDICAL FLUIDS Fresenius Medical Care FERDOUS, ZANNATUL 2858 §103 Non-Final OA 5d overdue Pending Jul 10, 2024
18602722 METHOD OF REMOVING BLOOD FROM AN EXTRACORPOREAL BLOOD CIRCUIT, TREATMENT APPARATUS, AND TUBE SYSTEM Fresenius Medical Care ZIMBOUSKI, ARIANA 3781 Other Non-Final OA 12d Pending Mar 12, 2024
18291338 Systems and Methods for Optimization of Disease Therapy Fresenius Medical Care GEDRA, OLIVIA ROSE 3681 §103 Final Rejection 204d overdue Pending Jan 23, 2024
18447780 Pressure Output Device for Extracorporeal Hemodialysis Machine Fresenius Medical Care PEO, JONATHAN M 1779 §103 Non-Final OA 49d overdue Pending Aug 10, 2023
18349522 Dialysis Treatment and Machine Fresenius Medical Care LE, QUYNH DAO 3781 §103 Non-Final OA 128d overdue Pending Jul 10, 2023
18266965 Bypass Line, Medical Treatment Apparatus, and Method Fresenius Medical Care DAKKAK, JIHAD 3781 §103 Non-Final OA 45d overdue Pending Jun 13, 2023
18030645 Port, Rinsing Cap, Medical Treatment Apparatus, and System Fresenius Medical Care OSINSKI, BRADLEY JAMES 3783 §103 Non-Final OA 22d overdue Pending Apr 06, 2023
18182083 CONTACTLESS PROXIMITY CONTROLS FOR A MEDICAL DEVICE Fresenius Medical Care STRACHAN, KATE ELIZABETH 3781 §103 Final Rejection 84d overdue Pending Mar 10, 2023
17923440 Medical Treatment System for the Identification and Authorization of Healthcare Professionals Fresenius Medical Care SANGHERA, STEVEN G.S. 3684 §103 Non-Final OA 19d Pending Nov 04, 2022
17616865 CALCULATION DEVICE AND DIALYSIS APPARATUS Fresenius Medical Care SMITH, PETER DANIEL 3781 §103 Non-Final OA 19d Pending Dec 06, 2021

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