Prosecution Insights
Last updated: October 26, 2026

Toyo Seikan Group Holdings Ltd.

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

13 pending office actions • 10 art units • 12 examiners • 0 of 13 (0%) have an AI response strategy ready • 13 patents granted in the last 365 days

Analysis

Toyo Seikan Group Holdings Ltd. has 12 pending office actions in Medical Devices & Mechanical Engineering. The portfolio involves 12 examiners and 9 art units, indicating complete examiner separation with some repeated technical-group assignments.

GOLDBERG, IVAN R is the busiest examiner, with 1 pending matter. Since no examiner carries a larger concentration, portfolio review should emphasize application-specific issues while using shared art-unit experience where it is relevant.

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

Portfolio Summary

13
Total Pending OAs
11
Non-Final OAs
2
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

-30dToday30d60d90d120d
Overdue (1)Due ≤ 30 days (1)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.

10
Hard (77%)
3
Medium (23%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other2 (15%)
§103 only2 (15%)
Double-patenting + other1 (8%)
Multi-statute (no §101)8 (62%)

Industry Mix

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

5
Life Sciences
38% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
8
Mechanical / Eng
62% 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.

130 h
Manual time on pending OAs
26 h
Time saved (low, 20%)
46 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PARKER, LAURA EBERT 2 57.4% +25.7%
GOLDBERG, IVAN R 1 35.2% +35.9%
SHAH, SAMIR 1 36.7% +35.1%
IQBAL, MUSTAFA 1 46.9% +24.7%
PACKARD, BENJAMIN J 1 66.9% +15.3%
TOLAN, EDWARD THOMAS 1 78.0% +16.0%
MIGGINS, MICHAEL C 1 80.8% +16.6%
DO, NHAT CHIEU Q 1 64.0% +48.7%
MCGUIRK, JOHN SCHUYLER 1 77.8% +49.3%
STEPHENS, MATTHEW 1 65.1% +21.6%

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
18826397 PRINTED LAYERED BODY FOR PACKAGING MIGGINS, MICHAEL C —

Hard Cases (10)

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
18014950 CAN LID AND MANUFACTURING METHOD THEREFOR PARKER, LAURA EBERT 8d overdue
18091096 CELL CULTURE VESSEL, METHOD FOR PRODUCING CELL CULTURE VESSEL, METHOD FOR PRODUCING CELLS, CELL CULTURE APPARATUS, AND CELL CULTURE JIG MCGUIRK, JOHN SCHUYLER 29d
19289693 INFORMATION PROCESSING DEVICE, INFERENCE DEVICE, MACHINE LEARNING DEVICE, INFORMATION PROCESSING METHOD, INFERENCE METHOD, AND MACHINE LEARNING METHOD GOLDBERG, IVAN R —
19254445 EASY-OPEN PACKAGING BODY PARKER, LAURA EBERT —
19091109 GAS-BARRIER COATING COMPOSITION AND GAS-BARRIER LAMINATE SHAH, SAMIR —
19048626 CONTAINER RESOURCE MANAGEMENT METHOD AND CONTAINER RESOURCE MANAGEMENT DEVICE IQBAL, MUSTAFA —
18922997 CAN BODY MANUFACTURING SYSTEM AND METHOD FOR MANUFACTURING CAN BODY TOLAN, EDWARD THOMAS —
18318348 MACHINING JIG, MACHINING METHOD, AND METHOD OF MANUFACTURING SEAMLESS CAN BODIES DO, NHAT CHIEU Q —

Interview Candidates (11)

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
18014950 CAN LID AND MANUFACTURING METHOD THEREFOR PARKER, LAURA EBERT 8d overdue
18091096 CELL CULTURE VESSEL, METHOD FOR PRODUCING CELL CULTURE VESSEL, METHOD FOR PRODUCING CELLS, CELL CULTURE APPARATUS, AND CELL CULTURE JIG MCGUIRK, JOHN SCHUYLER 29d
19289693 INFORMATION PROCESSING DEVICE, INFERENCE DEVICE, MACHINE LEARNING DEVICE, INFORMATION PROCESSING METHOD, INFERENCE METHOD, AND MACHINE LEARNING METHOD GOLDBERG, IVAN R —
19254445 EASY-OPEN PACKAGING BODY PARKER, LAURA EBERT —
19091109 GAS-BARRIER COATING COMPOSITION AND GAS-BARRIER LAMINATE SHAH, SAMIR —
19048626 CONTAINER RESOURCE MANAGEMENT METHOD AND CONTAINER RESOURCE MANAGEMENT DEVICE IQBAL, MUSTAFA —
18969961 ANTIVIRAL COATING COMPOSITION, COATING FILM, AND ARTICLE PACKARD, BENJAMIN J —
18922997 CAN BODY MANUFACTURING SYSTEM AND METHOD FOR MANUFACTURING CAN BODY TOLAN, EDWARD THOMAS —

Top Art Units

Art UnitApps
3733 2
3725 2
1782 2
3619 1
1787 1
3625 1
1612 1
3724 1
1798 1
3735 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19289693 INFORMATION PROCESSING DEVICE, INFERENCE DEVICE, MACHINE LEARNING DEVICE, INFORMATION PROCESSING METHOD, INFERENCE METHOD, AND MACHINE LEARNING METHOD GOLDBERG, IVAN R 3619 §101§103 Non-Final OA — Pending Aug 04, 2025
19254445 EASY-OPEN PACKAGING BODY PARKER, LAURA EBERT 3733 §103§112 Non-Final OA — Pending Jun 30, 2025
19091109 GAS-BARRIER COATING COMPOSITION AND GAS-BARRIER LAMINATE SHAH, SAMIR 1787 §102§103 Non-Final OA — Pending Mar 26, 2025
19048626 CONTAINER RESOURCE MANAGEMENT METHOD AND CONTAINER RESOURCE MANAGEMENT DEVICE IQBAL, MUSTAFA 3625 §101§102§103§112 Final Rejection — Pending Feb 07, 2025
18969961 ANTIVIRAL COATING COMPOSITION, COATING FILM, AND ARTICLE PACKARD, BENJAMIN J 1612 §103DP Non-Final OA — Pending Dec 05, 2024
18922997 CAN BODY MANUFACTURING SYSTEM AND METHOD FOR MANUFACTURING CAN BODY TOLAN, EDWARD THOMAS 3725 §103§112 Non-Final OA — Pending Oct 22, 2024
18826397 PRINTED LAYERED BODY FOR PACKAGING MIGGINS, MICHAEL C 1782 §103 Non-Final OA — Pending Sep 06, 2024
18318348 MACHINING JIG, MACHINING METHOD, AND METHOD OF MANUFACTURING SEAMLESS CAN BODIES DO, NHAT CHIEU Q 3724 §103§112 Non-Final OA — Pending May 16, 2023
18014950 CAN LID AND MANUFACTURING METHOD THEREFOR PARKER, LAURA EBERT 3733 §102§103 Non-Final OA 8d overdue Pending Jan 06, 2023
18091096 CELL CULTURE VESSEL, METHOD FOR PRODUCING CELL CULTURE VESSEL, METHOD FOR PRODUCING CELLS, CELL CULTURE APPARATUS, AND CELL CULTURE JIG MCGUIRK, JOHN SCHUYLER 1798 §102§103 Final Rejection 29d Pending Dec 29, 2022
17907484 METHOD FOR MANUFACTURING BOTTOMED CYLINDRICAL BODY STEPHENS, MATTHEW 3725 §103§112 Non-Final OA — Pending Sep 27, 2022
17760082 COATING COMPOSITION, COATED METAL SHEET, AND DRAWN AND IRONED CAN AND MANUFACTURING METHOD OF SAME LAN, YAN 1782 §103 Non-Final OA 35d Pending Aug 03, 2022
17426313 SEAMLESS CAN BODY AND METHOD OF MANUFACTURING SEAMLESS CAN BODY POON, ROBERT 3735 §103§112 Non-Final OA — Pending Jul 28, 2021

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Frequently Asked Questions

How many pending USPTO office actions does Toyo Seikan Group Holdings Ltd. have?

Toyo Seikan Group Holdings Ltd. has 13 pending office actions as of October 2026, spread across 10 art units and 12 examiners.

Which USPTO examiner handles the most Toyo Seikan Group Holdings Ltd. applications?

Laura Ebert Parker has the most, with 2 of Toyo Seikan Group Holdings Ltd.'s pending office actions.

What technology area are Toyo Seikan Group Holdings Ltd.'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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