Technology areas: Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering
3 pending office actions • 2 art units • 2 examiners • 0 of 3 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days
A.W. Chesterton Company has 4 pending office actions in Transportation, E-Commerce & Mechanical Systems. The matters involve 3 distinct examiners across 2 distinct art units, creating a modest but identifiable level of examiner and art-unit diversity.
PATEL, VISHAL A is the busiest examiner, with 2 pending matters. That examiner handles half of the pending office-action docket, making examiner-specific review potentially useful while still leaving other matters requiring separate analysis. Counsel can use the shared technology area and limited art-unit spread to coordinate claim terminology, but should avoid assuming that all four matters present the same patentability issues.
Based on the USPTO statutory response window for each pending office action. 2 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 |
|---|---|
| Multi-statute (no §101) | 3 (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 |
|---|---|---|---|
| PATEL, VISHAL A | 2 | 59.1% | +22.6% |
| ROST, ANDREW J | 1 | 65.7% | +19.9% |
Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.
| App # | Title | Examiner | Due in |
|---|---|---|---|
| 19193493 | BI-DIRECTIONAL COMPRESSION LOADED MECHANICAL PACKING SEALING ASSEMBLY | PATEL, VISHAL A | 4d overdue |
| 18908475 | TEMPERATURE COMPENSATING BIMETALLIC SPRING ENERGIZED MECHANICAL SEAL | ROST, ANDREW J | 14d |
| 19173426 | PRESSURE BALANCED SELF-REGULATING MECHANICAL PACKING SEALING ASSEMBLY | PATEL, VISHAL A | — |
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 |
|---|---|---|---|
| 19193493 | BI-DIRECTIONAL COMPRESSION LOADED MECHANICAL PACKING SEALING ASSEMBLY | PATEL, VISHAL A | 4d overdue |
| 18908475 | TEMPERATURE COMPENSATING BIMETALLIC SPRING ENERGIZED MECHANICAL SEAL | ROST, ANDREW J | 14d |
| 19173426 | PRESSURE BALANCED SELF-REGULATING MECHANICAL PACKING SEALING ASSEMBLY | PATEL, VISHAL A | — |
| Art Unit | Apps |
|---|---|
| 3675 | 2 |
| 3753 | 1 |
| App # | Title | Examiner | Art Unit | Statutes | Status | Due in | AI | Filed |
|---|---|---|---|---|---|---|---|---|
| 19193493 | BI-DIRECTIONAL COMPRESSION LOADED MECHANICAL PACKING SEALING ASSEMBLY | PATEL, VISHAL A | 3675 | §102§103§112 | Final Rejection | 4d overdue | Pending | Apr 29, 2025 |
| 19173426 | PRESSURE BALANCED SELF-REGULATING MECHANICAL PACKING SEALING ASSEMBLY | PATEL, VISHAL A | 3675 | §102§103 | Final Rejection | — | Pending | Apr 08, 2025 |
| 18908475 | TEMPERATURE COMPENSATING BIMETALLIC SPRING ENERGIZED MECHANICAL SEAL | ROST, ANDREW J | 3753 | §102§103 | Final Rejection | 14d | Pending | Oct 07, 2024 |
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Start Free TrialA.W. Chesterton Company has 3 pending office actions as of October 2026, spread across 2 art units and 2 examiners.
Vishal A Patel has the most, with 2 of A.W. Chesterton Company's pending office actions.
Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.
