Patent US4020124A successfully refreshed from Google Patents.
Patent US1577162A successfully refreshed from Google Patents.
Patent US3985271A successfully refreshed from Google Patents.
Patent US1289518A successfully refreshed from Google Patents.
Patent US2581201A successfully refreshed from Google Patents.
US2581201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy flatcar
Assignee: Lionel Corp
•
Filing: 1947-06-27
•
Granted: 1952-01-01
•
Expires: 1967-06-27
Abstract
No abstract record available.
Inventors
- 👤 Pettit Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:00
CPC Classifications
A; A63; A63H; A63H19/00; A63H19/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |