Technology area: Chemistry & Materials
1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days
Filtrona Pte. Ltd. is currently active in the Chemistry & Materials technology area, with a portfolio that includes 1 pending office action. This action is being handled by a distinct examiner, indicating a centralized prosecution effort for the company's current filings. The workload is also limited to a distinct art unit, which means the applicant is interacting with a specific group of technical experts at the patent office.
The busiest examiner for this portfolio is NGUYEN, PHU HOANG, who is overseeing 1 busiest_examiner_pending office action. Because this examiner is the only one currently reviewing the company's pending matters, the applicant can focus their strategy on addressing this individual's specific concerns. This direct relationship can lead to a more efficient prosecution process compared to portfolios managed by multiple examiners.
For a patent practitioner, the presence of 1 pending office action under NGUYEN, PHU HOANG suggests a low level of complexity in the current chemistry and materials filings. There is no need to coordinate between different examiner perspectives or art unit requirements. Instead, the company can prioritize its resources on resolving the specific issues raised in the pending matter currently under review.
Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.
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 |
|---|---|---|---|
| NGUYEN, PHU HOANG | 1 | 66.0% | +19.6% |
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 |
|---|---|---|---|
| 18097848 | TOBACCO SMOKE FILTER | NGUYEN, PHU HOANG | 27d |
| Art Unit | Apps |
|---|---|
| 1747 | 1 |
| App # | Title | Examiner | Art Unit | Statutes | Status | Due in | AI | Filed |
|---|---|---|---|---|---|---|---|---|
| 18097848 | TOBACCO SMOKE FILTER | NGUYEN, PHU HOANG | 1747 | §103 | Final Rejection | 27d | Pending | Jan 17, 2023 |
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Start Free TrialFiltrona Pte. Ltd. has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.
Phu Hoang Nguyen has the most, with 1 of Filtrona Pte. Ltd.'s pending office actions.
Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.
