Prosecution Insights
Last updated: October 25, 2026

ConvaTec Limited

Technology area: Medical Devices & Mechanical Engineering

20 pending office actions • 5 art units • 15 examiners • 0 of 20 (0%) have an AI response strategy ready • 16 patents granted in the last 365 days

Analysis

ConvaTec Limited has 20 pending office actions in Medical Devices & Mechanical Engineering. The docket spans 15 distinct examiners and 5 distinct art units, so several matters share art-unit settings while examiner assignments remain more dispersed. That structure supports art-unit issue tracking alongside examiner-specific response planning.

DEL PRIORE, ALESSANDRO R is the busiest examiner, with 3 pending matters. Counsel can review those matters for consistent treatment, but the broader docket requires attention to the other examiner assignments as well. Art-unit coordination may be especially useful where multiple applications present related claim issues.

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

Portfolio Summary

20
Total Pending OAs
17
Non-Final OAs
3
Final Rejections
0
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.

4
Overdue
0
Due this week
1
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. 5 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (4)Due ≤ 30 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.

12
Hard (60%)
5
Medium (25%)
3
Easy (15%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only5 (25%)
§112 only3 (15%)
Multi-statute (no §101)12 (60%)

Industry Mix

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

1
Life Sciences
5% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
18
Mechanical / Eng
90% of docket
1
Business / Other
5% 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.

200 h
Manual time on pending OAs
40 h
Time saved (low, 20%)
70 h
Time saved (mid, 35%)
1.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DEL PRIORE, ALESSANDRO R 3 62.0% +44.1%
YANG, CHENG FONG 2 61.9% +24.5%
MARCETICH, ADAM M 2 72.8% +18.8%
SMITH, PETER DANIEL 2 51.3% +48.8%
PAL, PRINCE 1 70.9% +14.9%
YOUNG, MICAH PAUL 1 55.2% +30.0%
DAKKAK, JIHAD 1 49.3% +46.0%
WRUBLESKI, MATTHEW JAMES 1 59.3% +60.1%
SU, SUSAN SHAN 1 72.0% +23.7%
MEDWAY, SCOTT J 1 66.6% +23.0%

Hard Cases (12)

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
18744318 WOUND DRESSING MOK, ANDREW JUN-WAI 35d overdue
17539516 PACKAGED CATHETER ASSEMBLY DEL PRIORE, ALESSANDRO R 31d overdue
17178528 OUTLET VALVE FOR AN OSTOMY APPLIANCE SMITH, PETER DANIEL 14d
19330464 MEDICAL PACKAGING PAL, PRINCE —
19091230 CATHETER ASSEMBLY YANG, CHENG FONG —
19064586 WOUND DRESSINGS YOUNG, MICAH PAUL —
18891444 CATHETER ASSEMBLY DAKKAK, JIHAD —
18891501 CATHETER ASSEMBLY WRUBLESKI, MATTHEW JAMES —

Interview Candidates (15)

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
17539516 PACKAGED CATHETER ASSEMBLY DEL PRIORE, ALESSANDRO R 31d overdue
18827220 INTERMITTENT CATHETERS MARCETICH, ADAM M 4d overdue
17178528 OUTLET VALVE FOR AN OSTOMY APPLIANCE SMITH, PETER DANIEL 14d
19330464 MEDICAL PACKAGING PAL, PRINCE —
19091230 CATHETER ASSEMBLY YANG, CHENG FONG —
19064586 WOUND DRESSINGS YOUNG, MICAH PAUL —
18891444 CATHETER ASSEMBLY DAKKAK, JIHAD —
18891501 CATHETER ASSEMBLY WRUBLESKI, MATTHEW JAMES —

Top Art Units

Art UnitApps
3781 15
3735 1
1618 1
3783 1
3786 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19330464 MEDICAL PACKAGING PAL, PRINCE 3735 §102§103 Non-Final OA — Pending Sep 16, 2025
19091230 CATHETER ASSEMBLY YANG, CHENG FONG — §102§103 Non-Final OA — Pending Mar 26, 2025
19064586 WOUND DRESSINGS YOUNG, MICAH PAUL 1618 §102§103§112 Non-Final OA — Pending Feb 26, 2025
18891444 CATHETER ASSEMBLY DAKKAK, JIHAD 3781 §102§103§112 Non-Final OA — Pending Sep 20, 2024
18891501 CATHETER ASSEMBLY WRUBLESKI, MATTHEW JAMES 3781 §102§103 Non-Final OA — Pending Sep 20, 2024
18891659 CATHETER ASSEMBLY SU, SUSAN SHAN 3781 §112 Non-Final OA — Pending Sep 20, 2024
18891175 CATHETER ASSEMBLY MEDWAY, SCOTT J 3783 §102§103§112 Non-Final OA — Pending Sep 20, 2024
18890941 CATHETER ASSEMBLY MARCETICH, ADAM M 3781 §102§103§112 Non-Final OA — Pending Sep 20, 2024
18891011 CATHETER ASSEMBLY ANDERSON, CATHARINE L 3781 §112 Non-Final OA — Pending Sep 20, 2024
18891582 CATHETER ASSEMBLY HAN, SETH 3781 §103§112 Non-Final OA — Pending Sep 20, 2024
18827220 INTERMITTENT CATHETERS MARCETICH, ADAM M 3781 §103 Final Rejection 4d overdue Pending Sep 06, 2024
18744318 WOUND DRESSING MOK, ANDREW JUN-WAI 3786 §102§103 Non-Final OA 35d overdue Pending Jun 14, 2024
18518077 Ostomy Pouch YANG, CHENG FONG 3781 §103 Non-Final OA — Pending Nov 22, 2023
18221674 LOW PROFILE FILTER DEVICES SUITABLE FOR USE IN NEGATIVE PRESSURE WOUND THERAPY SYSTEMS RASSAVONG, ERIC 3781 §103 Non-Final OA — Pending Jul 13, 2023
18326808 OSTOMY APPLIANCE DEL PRIORE, ALESSANDRO R 3781 §112 Non-Final OA — Pending May 31, 2023
17539533 PACKAGED CATHETER ASSEMBLY DEL PRIORE, ALESSANDRO R 3781 §103§112 Non-Final OA — Pending Dec 01, 2021
17539516 PACKAGED CATHETER ASSEMBLY DEL PRIORE, ALESSANDRO R 3781 §103§112 Non-Final OA 31d overdue Pending Dec 01, 2021
17335505 Ostomy Pouch KALIHER, HANS CHRISTIAN 3781 §103 Non-Final OA 19d overdue Pending Jun 01, 2021
17178501 OUTLET VALVE FOR AN OSTOMY APPLIANCE SMITH, PETER DANIEL 3781 §103 Final Rejection — Pending Feb 18, 2021
17178528 OUTLET VALVE FOR AN OSTOMY APPLIANCE SMITH, PETER DANIEL 3781 §103§112 Final Rejection 14d Pending Feb 18, 2021

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Frequently Asked Questions

How many pending USPTO office actions does ConvaTec Limited have?

ConvaTec Limited has 20 pending office actions as of October 2026, spread across 5 art units and 15 examiners.

Which USPTO examiner handles the most ConvaTec Limited applications?

Alessandro R Del Priore has the most, with 3 of ConvaTec Limited's pending office actions.

What technology area are ConvaTec Limited's patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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