Technology area: Chemistry & Materials
1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready
Ep Chemtech Co. Ltd. has 1 pending office action in the Chemistry & Materials technology area. This matter is assigned to 1 distinct examiner, DAVIS, SHENG HAN, who is the busiest examiner for the portfolio. The prosecution is centralized in 1 distinct art unit, showing a specific focus for the company's current patent filings. This structure allows the company to direct its resources toward a single technical category within the USPTO. The 1 pending office action is the only active case for the company at this time.
With 1 distinct examiner and 1 distinct art unit, the prosecution process is direct and focused. DAVIS, SHENG HAN is the examiner for the 1 busiest examiner pending matter, ensuring that the company's current technical claims are reviewed by a single authority. This arrangement reduces the complexity of managing multiple examiner relationships for the 1 pending office action. Practitioners can focus on the specific requirements of DAVIS, SHENG HAN to move the 1 busiest examiner pending case toward allowance. The 1 distinct art unit provides a consistent environment for the examination of the company's chemical innovations.
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.
| Bucket | Cases |
|---|---|
| §103 only | 1 (100%) |
How the docket's pending cases split across USPTO tech-center bands.
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.
| Examiner | Apps on this docket | Allow rate | Interview lift |
|---|---|---|---|
| DAVIS, SHENG HAN | 1 | 66.3% | +33.1% |
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 # | Title | Examiner | Due in |
|---|---|---|---|
| 18286553 | LITHIUM SALT OF BISFLUOROSULFONYLIMIDE COMPRISING CESIUM ION OR RUBIDIUM ION | DAVIS, SHENG HAN | — |
| Art Unit | Apps |
|---|---|
| 1732 | 1 |
| App # | Title | Examiner | Art Unit | Statutes | Status | Due in | AI | Filed |
|---|---|---|---|---|---|---|---|---|
| 18286553 | LITHIUM SALT OF BISFLUOROSULFONYLIMIDE COMPRISING CESIUM ION OR RUBIDIUM ION | DAVIS, SHENG HAN | 1732 | §103 | Non-Final OA | — | Pending | Oct 11, 2023 |
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Start Free TrialEp Chemtech Co. Ltd. has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.
Sheng Han Davis has the most, with 1 of Ep Chemtech Co. Ltd.'s pending office actions.
Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.
