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US690663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Appliance for swimmers.
Assignee: Individual
•
Filing: 1901-08-16
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Granted: 1902-01-07
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Expires: 1921-08-16
Abstract
No abstract record available.
Inventors
- 👤 Harry Pratt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:15
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/18; B63C11/20; B63C11/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1905-01-06 | 1905-07-08 | 1906-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-01-06 | 1909-07-08 | 1910-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-01-06 | 1913-07-08 | 1914-01-07 | $7700.00 | Window Closed / Lapsed |