Prosecution Insights
Last updated: October 25, 2026

Xi’An Eswin Material Technology Co. Ltd.

Technology area: Chemistry & Materials

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Xi’An Eswin Material Technology Co. Ltd. has 1 pending office action in Chemistry & Materials. The action is assigned to 1 examiner and 1 art unit, resulting in a single examination channel.

SONG, MATTHEW J is the identified examiner and has 1 pending matter. Prosecution planning can therefore focus on that examiner’s treatment of the application.

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.

0
Hard (0%)
1
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (100%)

Industry Mix

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

1
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.

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
SONG, MATTHEW J 1 60.4% +13.9%

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
18568227 Crystal Puller and Method for Pulling Single-Crystal Silicon Ingot, and Single-Crystal Silicon Ingot SONG, MATTHEW J —

Top Art Units

Art UnitApps
1714 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18568227 Crystal Puller and Method for Pulling Single-Crystal Silicon Ingot, and Single-Crystal Silicon Ingot SONG, MATTHEW J 1714 §103 Non-Final OA — Pending Dec 07, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Xi’An Eswin Material Technology Co. Ltd. have?

Xi’An Eswin Material Technology Co. Ltd. has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Xi’An Eswin Material Technology Co. Ltd. applications?

Matthew J Song has the most, with 1 of Xi’An Eswin Material Technology Co. Ltd.'s pending office actions.

What technology area are Xi’An Eswin Material 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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