US2975439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy scubas
Assignee: Individual
•
Filing: 1959-03-16
•
Granted: 1961-03-21
•
Expires: 1979-03-16
Abstract
No abstract record available.
Inventors
- 👤 Bentley Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:40
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/12; B63C11/16; B63C11/18; B63C11/20; B63C11/205; B63C2011/165
Claims Analysis
Total Claims: 0
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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) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |