Prosecution Insights
Last updated: October 25, 2026

Seiren Kst Corp.

Technology area: Semiconductors, Circuits & Optics

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready

Analysis

Seiren Kst Corp. has 1 pending office action in the Semiconductors, Circuits & Optics technology area. This action is being reviewed by 1 distinct examiner in 1 distinct art unit. PAK, SUNG H is the busiest examiner, holding the 1 pending office action.

A profile with only 1 pending office action indicates a very focused active docket at the USPTO. Because there is only 1 distinct examiner involved, the company's immediate patent success is tied to the decisions of a single person. The focus on 1 distinct art unit suggests that the technology is specialized within the semiconductor sector. Practitioners should focus on the specific examination patterns of PAK, SUNG H, as there are no other active cases to provide alternative prosecution insights. The outcome of this 1 pending office action will be the primary factor in the company's current patenting progress. This concentrated approach requires a high level of preparation for the single active matter. The involvement of 1 distinct examiner for the 1 pending office action leaves no room for inconsistent examiner treatment within the current active docket, requiring a precise and well-prepared response.

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

Portfolio Summary

1
Total Pending OAs
1
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

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 (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)1 (100%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
100% 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.

10 h
Manual time on pending OAs
2 h
Time saved (low, 20%)
4 h
Time saved (mid, 35%)
0.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PAK, SUNG H 1 87.8% +11.4%

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
18728639 OPTICAL MULTIPLEXER PAK, SUNG H —

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
18728639 OPTICAL MULTIPLEXER PAK, SUNG H —

Top Art Units

Art UnitApps
2874 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18728639 OPTICAL MULTIPLEXER PAK, SUNG H 2874 §102§103 Non-Final OA — Pending Jul 12, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Seiren Kst Corp. have?

Seiren Kst Corp. has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Seiren Kst Corp. applications?

Sung H Pak has the most, with 1 of Seiren Kst Corp.'s pending office actions.

What technology area are Seiren Kst Corp.'s patent applications in?

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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