Prosecution Insights
Last updated: October 27, 2026

Daiwa Can Company

Technology areas: Chemistry & Materials • Computing & Software • Communications • Medical Devices & Mechanical Engineering

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 7 patents granted in the last 365 days

Analysis

Daiwa Can Company is managing 5 pending office actions in the Medical Devices & Mechanical Engineering technology area. These 5 actions are distributed among 5 distinct examiners and 4 distinct art units. THAKUR, VIREN A is the busiest examiner, with 1 pending office action. The use of 5 distinct examiners for 5 actions indicates that every pending matter is currently under the review of a different individual across the 4 distinct art units.

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

Portfolio Summary

5
Total Pending OAs
5
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
Due later

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.

3
Hard (60%)
2
Medium (40%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (20%)
§103 only1 (20%)
§102 only1 (20%)
Multi-statute (no §101)2 (40%)

Industry Mix

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

1
Life Sciences
20% of docket
1
Information Tech
20% of docket
1
Communications
20% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
40% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
THAKUR, VIREN A 1 13.3% +26.5%
CASILLASHERNANDEZ, OMAR 1 76.8% +17.4%
KMET, LAUREN ELIZABETH 1 49.4% +11.7%
POON, ROBERT 1 41.9% +26.8%
PEREZ BERMUDEZ, YARITZA H 1 73.9% +19.0%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
19047301 FILM, PACKAGE, AND CONTENTS-CONTAINING PACKAGE THAKUR, VIREN A —
18672658 METHOD FOR MANUFACTURING CAN CONTAINER AND MANUFACTURING APPARATUS POON, ROBERT —
18003887 DETERIORATION ESTIMATE SYSTEM PEREZ BERMUDEZ, YARITZA H —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
18842429 STRUCTURE OF OPENING CURLED PORTION OF BOTTLE-SHAPED CAN KMET, LAUREN ELIZABETH 70d
19047301 FILM, PACKAGE, AND CONTENTS-CONTAINING PACKAGE THAKUR, VIREN A —
19022918 PATCH CASILLASHERNANDEZ, OMAR —
18672658 METHOD FOR MANUFACTURING CAN CONTAINER AND MANUFACTURING APPARATUS POON, ROBERT —
18003887 DETERIORATION ESTIMATE SYSTEM PEREZ BERMUDEZ, YARITZA H —

Top Art Units

Art UnitApps
3735 2
1792 1
2689 1
2189 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19047301 FILM, PACKAGE, AND CONTENTS-CONTAINING PACKAGE THAKUR, VIREN A 1792 §102§103§112Other Non-Final OA — Pending Feb 06, 2025
19022918 PATCH CASILLASHERNANDEZ, OMAR 2689 §103 Non-Final OA — Pending Jan 15, 2025
18842429 STRUCTURE OF OPENING CURLED PORTION OF BOTTLE-SHAPED CAN KMET, LAUREN ELIZABETH 3735 §102 Non-Final OA 70d Pending Aug 29, 2024
18672658 METHOD FOR MANUFACTURING CAN CONTAINER AND MANUFACTURING APPARATUS POON, ROBERT 3735 §102§103 Non-Final OA — Pending May 23, 2024
18003887 DETERIORATION ESTIMATE SYSTEM PEREZ BERMUDEZ, YARITZA H 2189 §101§112 Non-Final OA — Pending Dec 29, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Daiwa Can Company have?

Daiwa Can Company has 5 pending office actions as of October 2026, spread across 4 art units and 5 examiners.

Which USPTO examiner handles the most Daiwa Can Company applications?

Viren A Thakur has the most, with 1 of Daiwa Can Company's pending office actions.

What technology area are Daiwa Can Company'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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