Prosecution Insights
Prosecution Insights
Technology area: Medical Devices & Mechanical Engineering
5 pending office actions • 2 art units • 4 examiners • 0 of 5 (0%) have an AI response strategy ready • 26 patents granted in the last 365 days
Kerr Machine Co. operates within the Medical Devices & Mechanical Engineering technology area. The company currently has 5 pending office actions, which are being handled by 4 distinct examiners. This distribution suggests that the company is interacting with several different examiner styles, requiring a coordinated approach to prosecution.
The portfolio is concentrated within 2 distinct art units, indicating that the technical evaluation of these innovations is focused within a few specialized groups. JARIWALA, CHIRAG is the busiest examiner for the portfolio, currently overseeing 2 busiest examiner pending office actions. This workload represents a significant portion of the 5 pending office actions currently active for the company.
For practitioners, the presence of 4 distinct examiners within 2 distinct art units requires maintaining consistency in technical arguments. While the examiners may differ, they operate under the standards of the specific art units involved. The concentration of 2 busiest examiner pending office actions under JARIWALA, CHIRAG provides a specific point of focus for the current legal strategy in the Medical Devices & Mechanical Engineering sector.
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 |
|---|---|
| §103 only | 2 (40%) |
| §102 only | 1 (20%) |
| §112 only | 1 (20%) |
| Multi-statute (no §101) | 1 (20%) |
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 |
|---|---|---|---|
| JARIWALA, CHIRAG | 2 | 62.3% | +27.3% |
| BASTIANELLI, JOHN | 1 | 73.4% | +28.5% |
| AYALA DELGADO, ANTHONY | 1 | 79.6% | +17.1% |
| KASTURE, DNYANESH G | 1 | 48.1% | +26.5% |
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 |
|---|---|---|---|
| 19073550 | FLUID END WITH THREADED DYNAMIC SECTION | JARIWALA, CHIRAG | — |
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 5 ordered by deadline are shown.
| App # | Title | Examiner | Due in |
|---|---|---|---|
| 19193599 | ISOLATION GAP IN FLUID END DYNAMIC BODY | AYALA DELGADO, ANTHONY | 39d |
| 18334701 | MULTI-PIECE FLUID END | KASTURE, DNYANESH G | 70d |
| 19442146 | SEALING HIGH PRESSURE FLOW DEVICES | BASTIANELLI, JOHN | — |
| 19073550 | FLUID END WITH THREADED DYNAMIC SECTION | JARIWALA, CHIRAG | — |
| 18508657 | HIGH PRESSURE PUMP | JARIWALA, CHIRAG | — |
| Art Unit | Apps |
|---|---|
| 3746 | 4 |
| 3753 | 1 |
| App # | Title | Examiner | Art Unit | Statutes | Status | Due in | AI | Filed |
|---|---|---|---|---|---|---|---|---|
| 19442146 | SEALING HIGH PRESSURE FLOW DEVICES | BASTIANELLI, JOHN | 3753 | §112 | Non-Final OA | — | Pending | Jan 07, 2026 |
| 19193599 | ISOLATION GAP IN FLUID END DYNAMIC BODY | AYALA DELGADO, ANTHONY | 3746 | §102 | Non-Final OA | 39d | Pending | Apr 29, 2025 |
| 19073550 | FLUID END WITH THREADED DYNAMIC SECTION | JARIWALA, CHIRAG | 3746 | §102§103 | Non-Final OA | — | Pending | Mar 07, 2025 |
| 18508657 | HIGH PRESSURE PUMP | JARIWALA, CHIRAG | 3746 | §103 | Non-Final OA | — | Pending | Nov 14, 2023 |
| 18334701 | MULTI-PIECE FLUID END | KASTURE, DNYANESH G | 3746 | §103 | Final Rejection | 70d | Pending | Jun 14, 2023 |
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