Prosecution Insights
Last updated: October 25, 2026

Daiki Co. Ltd.

Technology areas: Chemistry & Materials • Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering

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

Analysis

Daiki Co. Ltd. has 5 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. These cases are handled by 4 distinct examiners across 4 distinct art units. SPENCER THOMAS CALLAWAY is the busiest examiner, overseeing 2 pending actions.

The portfolio's distribution across 4 art units suggests a varied technical focus. Because SPENCER THOMAS CALLAWAY is responsible for 2 of the 5 pending actions, his examination style has a significant impact on the overall portfolio. The remaining actions are each handled by a different examiner 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
4
Non-Final OAs
1
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.

0
Overdue
0
Due this week
2
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. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Due ≤ 30 days (2)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.

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

Rejection Statute Mix

BucketCases
§103 only3 (60%)
Multi-statute (no §101)2 (40%)

Industry Mix

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

2
Life Sciences
40% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
60% 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
CALLAWAY, SPENCER THOMAS 2 35.2% +18.0%
PATEL, RONAK C 1 51.2% +56.2%
LEAVITT, MORDECAI MIZANI 1 100.0% +0.0%
SKUBINNA, CHRISTINE J 1 61.9% +20.0%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18884683 WATER ABSORPTION TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME PATEL, RONAK C —
18596987 WATER ABSORPTION TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME LEAVITT, MORDECAI MIZANI —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
19087738 ANIMAL TOILET CALLAWAY, SPENCER THOMAS 15d
18406433 EXCREMENT TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME SKUBINNA, CHRISTINE J 19d
19013134 EXCREMENT TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME CALLAWAY, SPENCER THOMAS 72d
18884683 WATER ABSORPTION TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME PATEL, RONAK C —

Top Art Units

Art UnitApps
3642 2
1788 1
1742 1
3754 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19087738 ANIMAL TOILET CALLAWAY, SPENCER THOMAS 3642 §103 Final Rejection 15d Pending Mar 24, 2025
19013134 EXCREMENT TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME CALLAWAY, SPENCER THOMAS 3642 §103 Non-Final OA 72d Pending Jan 08, 2025
18884683 WATER ABSORPTION TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME PATEL, RONAK C 1788 §103§112 Non-Final OA — Pending Sep 13, 2024
18596987 WATER ABSORPTION TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME LEAVITT, MORDECAI MIZANI 1742 §102§103 Non-Final OA — Pending Mar 06, 2024
18406433 EXCREMENT TREATMENT MATERIAL AND METHOD FOR MANUFACTURING THE SAME SKUBINNA, CHRISTINE J 3754 §103 Non-Final OA 19d Pending Jan 08, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Daiki Co. Ltd. have?

Daiki Co. Ltd. has 5 pending office actions as of October 2026, spread across 4 art units and 4 examiners.

Which USPTO examiner handles the most Daiki Co. Ltd. applications?

Spencer Thomas Callaway has the most, with 2 of Daiki Co. Ltd.'s pending office actions.

What technology area are Daiki Co. Ltd.'s patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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