Prosecution Insights
Last updated: October 01, 2026

Eastman Chemical (China) 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

Analysis

Eastman Chemical (China) Co. Ltd. currently manages 1 pending office action within the Chemistry & Materials technology area. This same figure of 1 represents the total number of distinct examiners and distinct art units currently engaged with the portfolio. The concentrated nature of this workload suggests a specific technical focus for the company's current prosecution efforts in this sector. Because the entire active workload is confined to a single art unit, the company can apply a targeted strategy without needing to account for the varying procedural nuances found across different technical divisions.

The busiest examiner for the portfolio is KHAN, TAHSEEN, who is responsible for the company's single pending office action. Practitioners should prepare for a focused interaction with this specific examiner to resolve the outstanding matter. The outcome of this case will determine the immediate success of the company's patenting activities in this technology area, as there are no other pending actions to offset a potential rejection or delay. This streamlined profile allows for a dedicated allocation of resources toward a single goal.

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

Portfolio Summary

1
Total Pending OAs
0
Non-Final OAs
1
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
KHAN, TAHSEEN 1 61.7% +20.5%

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
18729632 LONG CUT CELLULOSE ACETATE STAPLE FIBERS FOR FILL MATERIALS KHAN, TAHSEEN —

Top Art Units

Art UnitApps
1781 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18729632 LONG CUT CELLULOSE ACETATE STAPLE FIBERS FOR FILL MATERIALS KHAN, TAHSEEN 1781 §103 Final Rejection — Pending Jul 17, 2024

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