US2754550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy si-ielters
Assignee: —
•
Filing: —
•
Granted: 1956-07-17
•
Expires: 1973-07-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:18
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/008; A63H33/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE13972C
Cited
US308833A
Cited
US795628A
Cited
US795630A
Cited
US1513972A
Cited
US1823940A
Cited
US1888030A
Cited
US2047748A
Cited
US2302650A
Cited
US2596442A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |