Multi-unit railroad car and railroad car trucks therefor
US-12570334-B2 · Mar 10, 2026 · US
Nat Steel Car Ltd holds 78 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 78 |
| Recent patents | 17 |
| First publication | Jan 27, 2015 |
| Latest publication | Mar 10, 2026 |
Year-over-year patent counts for this assignee.
Latest publications where this party is an assignee.
US-12570334-B2 · Mar 10, 2026 · US
US-2025346263-A1 · Nov 13, 2025 · US
US-2025263095-A1 · Aug 21, 2025 · US
US-12365369-B2 · Jul 22, 2025 · US
US-12319323-B2 · Jun 3, 2025 · US
Representative or frequently cited publications from precomputed assignee stats.
US-12570334-B2 · Mar 10, 2026 · US
US-2025346263-A1 · Nov 13, 2025 · US
US-2025263095-A1 · Aug 21, 2025 · US
US-12365369-B2 · Jul 22, 2025 · US
US-12319323-B2 · Jun 3, 2025 · US
Most common classification codes in this portfolio.
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 78 |
| Cross-Sectional Technologies | 8 |
| Fixed Constructions | 7 |
Answers are generated from the same data shown on this page.