Technology area: Chemistry & Materials
1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days
Catagen Limited currently manages 1 pending office action within the Chemistry & Materials technology area. This matter is assigned to 1 distinct examiner, HENDRICKSON, STUART L, who is also identified as the busiest examiner for this portfolio. The prosecution is situated within 1 distinct art unit. This individual is responsible for 1 busiest examiner pending action at the office.
For a practitioner, this data indicates a centralized prosecution effort. With only 1 distinct examiner and 1 distinct art unit involved, there is no variance in examiner behavior or art unit trends to navigate across the portfolio. The current engagement with the patent office in the Chemistry & Materials space is focused on the reported activity for this specific filing. The role of the busiest examiner with 1 busiest examiner pending action confirms that all legal strategy is directed through HENDRICKSON, STUART L at the USPTO. This allows for a streamlined approach without the complexity of managing multiple examiner relationships or disparate art unit requirements.
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) | 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 |
|---|---|---|---|
| HENDRICKSON, STUART L | 1 | 72.4% | +8.1% |
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 |
|---|---|---|---|
| 18696588 | HYDROGEN PRODUCTION SYSTEM AND METHOD | HENDRICKSON, STUART L | — |
| Art Unit | Apps |
|---|---|
| 1736 | 1 |
| App # | Title | Examiner | Art Unit | Statutes | Status | Due in | AI | Filed |
|---|---|---|---|---|---|---|---|---|
| 18696588 | HYDROGEN PRODUCTION SYSTEM AND METHOD | HENDRICKSON, STUART L | 1736 | §102§103§112 | Non-Final OA | — | Pending | Mar 28, 2024 |
IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.
Start Free TrialCatagen Limited has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.
Stuart L Hendrickson has the most, with 1 of Catagen Limited's pending office actions.
Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.
