Prosecution Insights
Last updated: October 25, 2026

Prologium Technology Co. Ltd.

Technology area: Chemistry & Materials

3 pending office actions • 2 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Prologium Technology Co. Ltd. currently has 3 pending office actions in the Chemistry & Materials technology area. These cases are assigned to 3 distinct examiners, ensuring a variety of perspectives during the examination process. This arrangement requires the applicant to manage separate examiner relationships for their active filings.

Despite the number of examiners, the portfolio is concentrated within 2 distinct art units. SCHATZ, CHRISTOPHER T is the busiest examiner with 1 pending office action, which is consistent with the distribution of the active cases across the examiner pool. The concentration in 2 distinct art units may allow for some technical consistency even with multiple examiners involved.

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

Portfolio Summary

3
Total Pending OAs
3
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.

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

1
Hard (33%)
2
Medium (67%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (67%)
Multi-statute (no §101)1 (33%)

Industry Mix

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

3
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SCHATZ, CHRISTOPHER T 1 62.6% +27.3%
PATEL, VISHAL I 1 78.5% +9.8%
YUEN, JACKY 1 35.2% +50.9%

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
19050756 LAMINATION MACHINE AND LAMINATION METHOD SCHATZ, CHRISTOPHER T —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18082020 LITHIUM SECONDARY BATTERIES YUEN, JACKY 50d overdue
19050756 LAMINATION MACHINE AND LAMINATION METHOD SCHATZ, CHRISTOPHER T —

Top Art Units

Art UnitApps
1746 2
1735 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19050756 LAMINATION MACHINE AND LAMINATION METHOD SCHATZ, CHRISTOPHER T 1746 §102§103 Non-Final OA — Pending Feb 11, 2025
18655922 SLOT DIE COATING APPARATUS AND THE COATING METHOD THEREOF PATEL, VISHAL I 1746 §103 Non-Final OA — Pending May 06, 2024
18082020 LITHIUM SECONDARY BATTERIES YUEN, JACKY 1735 §103 Non-Final OA 50d overdue Pending Dec 15, 2022

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Frequently Asked Questions

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

Prologium Technology Co. Ltd. has 3 pending office actions as of October 2026, spread across 2 art units and 3 examiners.

Which USPTO examiner handles the most Prologium Technology Co. Ltd. applications?

Christopher T Schatz has the most, with 1 of Prologium Technology Co. Ltd.'s pending office actions.

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

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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