US2675179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy railroad track
Assignee: Individual
•
Filing: 1948-11-18
•
Granted: 1954-04-13
•
Expires: 1968-11-18
Abstract
No abstract record available.
Inventors
- 👤 Henry L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:39
CPC Classifications
A; A63; A63H; A63H19/00; A63H19/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1620428A
Cited
US1610033A
Cited
US1672915A
Cited
GB331666A
Cited
DE508637C
Cited
US1949720A
Cited
US2120251A
Cited
US2084322A
Cited
US2196257A
Cited
US2207171A
Cited
US2265965A
Cited
US2290584A
Cited
US2401468A
Cited
US2479022A
Cited
US2565359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |