US2938727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aquatic recreational device
Assignee: Individual
•
Filing: 1957-01-18
•
Granted: 1960-05-31
•
Expires: 1977-01-18
Abstract
No abstract record available.
Inventors
- 👤 Chester S Nosak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:10
CPC Classifications
A; A63; A63B; A63B19/00; A63B19/02; A63B2208/00; A63B2208/12; A63B2225/00; A63B2225/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE463933C
Cited
DE481374C
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US1403434A
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US1566858A
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US1676015A
Cited
US2011209A
Cited
GB500989A
Cited
DE682951C
Cited
US2211330A
Cited
FR982576A
Cited
US2681638A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |