US2824408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically powered toys
Assignee: Individual
•
Filing: 1955-07-21
•
Granted: 1958-02-25
•
Expires: 1975-07-21
Abstract
No abstract record available.
Inventors
- 👤 Stephen P Cauley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:36
CPC Classifications
A; A63; A63H; A63H23/00; A63H23/02; A63H23/04; A63H23/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1337427A
Cited
US1612794A
Cited
US1918874A
Cited
US2194564A
Cited
US2314057A
Cited
US2331187A
Cited
US2612161A
Cited
US2674065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |