Patent US732029A successfully refreshed from Google Patents.
Patent US697539A successfully refreshed from Google Patents.
US697539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat.
Assignee: Individual
•
Filing: 1901-07-15
•
Granted: 1902-04-15
•
Expires: 1921-07-15
Abstract
No abstract record available.
Inventors
- 👤 Charles S Pruden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:51
CPC Classifications
B; B63; B63B; B63B7/00; B63B7/02; B63B7/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1905-04-14 | 1905-10-14 | 1906-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-04-14 | 1909-10-14 | 1910-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-04-14 | 1913-10-14 | 1914-04-15 | $7700.00 | Window Closed / Lapsed |