Prosecution Insights
Last updated: October 25, 2026

Sakura Finetek Japan Co. Ltd.

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials • Semiconductors, Circuits & Optics

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready

Analysis

Sakura Finetek Japan Co. Ltd. has 3 pending office actions in the Semiconductors, Circuits & Optics technology area. These matters are distributed among 3 distinct examiners and 3 distinct art units. NGUYEN, THONG Q is the busiest examiner, holding 1 pending office action. The fact that the 3 pending office actions are spread across separate art units suggests a broad technical range for the pending applications.

The parity between 3 pending office actions and 3 distinct examiners indicates that the company is not currently facing multiple reviews from the same individual. NGUYEN, THONG Q is designated as the busiest examiner with 1 pending office action, which is the maximum for any single official in this set. Because the cases are located in 3 distinct art units, the prosecution strategy must account for three different sets of technical guidelines.

This distribution across 3 distinct art units highlights the diversity of the company's interests in Semiconductors, Circuits & Optics. Each official is managing exactly one action, ensuring independent reviews for each application. Practitioners should prepare for varied feedback across the different technical groups assigned to these matters. The lack of concentration in a single art unit requires a versatile approach to handle the unique procedural nuances of each group.

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

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

Rejection Statute Mix

BucketCases
§103 only1 (33%)
Multi-statute (no §101)2 (67%)

Industry Mix

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

2
Life Sciences
67% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
33% 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
NGUYEN, THONG Q 1 67.8% +12.0%
LYLE, SOPHIA YUAN 1 57.5% +56.9%
GZYBOWSKI, MICHAEL STANLEY 1 67.6% +52.2%

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
18705967 COVER SLIP STICKING DEVICE NGUYEN, THONG Q —
18686848 SEALING APPARATUS LYLE, SOPHIA YUAN —

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18705967 COVER SLIP STICKING DEVICE NGUYEN, THONG Q —
18686848 SEALING APPARATUS LYLE, SOPHIA YUAN —
18291849 SEALING APPARATUS GZYBOWSKI, MICHAEL STANLEY —

Top Art Units

Art UnitApps
2872 1
1653 1
1798 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18705967 COVER SLIP STICKING DEVICE NGUYEN, THONG Q 2872 §103§112 Non-Final OA — Pending Apr 29, 2024
18686848 SEALING APPARATUS LYLE, SOPHIA YUAN 1653 §102§103§112 Non-Final OA — Pending Feb 26, 2024
18291849 SEALING APPARATUS GZYBOWSKI, MICHAEL STANLEY 1798 §103 Non-Final OA — Pending Jan 24, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Sakura Finetek Japan Co. Ltd. have?

Sakura Finetek Japan Co. Ltd. has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Sakura Finetek Japan Co. Ltd. applications?

Thong Q Nguyen has the most, with 1 of Sakura Finetek Japan Co. Ltd.'s pending office actions.

What technology area are Sakura Finetek Japan Co. Ltd.'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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