US437862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Island
Assignee: —
•
Filing: —
•
Granted: 1890-10-07
•
Expires: 1907-10-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:19
CPC Classifications
B; B60; B60C; B60C9/00; B60C9/0007; D; D07; D07B; D07B1/00; D07B1/06; D07B1/0606; D07B1/062; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/927; Y10T; Y10T428/00; Y10T428/12; Y10T428/12333; Y10T428/12486; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12868
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) | 1893-10-06 | 1894-04-07 | 1894-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1897-10-06 | 1898-04-07 | 1898-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1901-10-07 | 1902-04-08 | 1902-10-08 | $7700.00 | Window Closed / Lapsed |