Prosecution Insights
Prosecution Insights
Technology area: Chemistry & Materials
3 pending office actions • 1 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready
ESS Tech Inc. currently manages 3 pending office actions within the Chemistry & Materials technology area. These actions are distributed among 3 distinct examiners, providing a variety of perspectives on the company's patent applications. Carlos Barcena is the busiest examiner for the portfolio, overseeing 1 pending office action. The prosecution is further localized within 1 distinct art unit.
For a practitioner, the distribution of actions across different examiners suggests that the portfolio is not dependent on a single individual's interpretation. The focus on the Chemistry & Materials technology area indicates a specialized technical direction. Because a distinct art unit is involved, the company may encounter consistent examination standards, which requires a coordinated prosecution approach.
Managing the distinct examiners requires a proactive approach to ensure that responses are aligned with the overall strategic goals of the company. Practitioners should analyze the allowance rates and prosecution timelines for each assigned examiner to better predict the outcomes for these pending matters. This approach helps in navigating the complexities of the materials patent landscape where examiner discretion can be significant. Maintaining a unified legal position across different examiners is essential for a strong intellectual property portfolio.
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 (33%) |
| §102 only | 1 (33%) |
| Multi-statute (no §101) | 1 (33%) |
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 |
|---|---|---|---|
| BARCENA, CARLOS | 1 | 80.5% | +12.3% |
| BHATIA, ANSHU | 1 | 84.2% | +17.2% |
| SHEIKH, HAROON S | 1 | 70.8% | +18.3% |
Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.
| App # | Title | Examiner | Due in |
|---|---|---|---|
| 18412269 | NEGATIVE ELECTRODE SPACER FOR FLOW BATTERY | BARCENA, CARLOS | — |
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 # | Title | Examiner | Due in |
|---|---|---|---|
| 18409674 | ELECTROMAGNETIC MIXING | BHATIA, ANSHU | — |
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 # | Title | Examiner | Due in |
|---|---|---|---|
| 18412269 | NEGATIVE ELECTRODE SPACER FOR FLOW BATTERY | BARCENA, CARLOS | — |
| 18409674 | ELECTROMAGNETIC MIXING | BHATIA, ANSHU | — |
| 18480359 | SYSTEMS AND METHODS FOR ELECTRODE ASSEMBLY FOR REDOX FLOW BATTERY SYSTEM | SHEIKH, HAROON S | — |
| Art Unit | Apps |
|---|---|
| 1751 | 1 |
| App # | Title | Examiner | Art Unit | Statutes | Status | Due in | AI | Filed |
|---|---|---|---|---|---|---|---|---|
| 18412269 | NEGATIVE ELECTRODE SPACER FOR FLOW BATTERY | BARCENA, CARLOS | — | §102 | Non-Final OA | — | Pending | Jan 12, 2024 |
| 18409674 | ELECTROMAGNETIC MIXING | BHATIA, ANSHU | — | §102§103§112 | Non-Final OA | — | Pending | Jan 10, 2024 |
| 18480359 | SYSTEMS AND METHODS FOR ELECTRODE ASSEMBLY FOR REDOX FLOW BATTERY SYSTEM | SHEIKH, HAROON S | 1751 | §103 | Non-Final OA | — | Pending | Oct 03, 2023 |
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