US503079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
John emery go wen
Assignee: —
•
Filing: —
•
Granted: 1893-08-08
•
Expires: 1910-08-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:06
CPC Classifications
B; B63; B63B; B63B43/00; B63B43/02; B63B43/10; B63B43/16; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10882; Y10T152/10891; Y10T152/109
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) | 1896-08-07 | 1897-02-06 | 1897-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1900-08-08 | 1901-02-07 | 1901-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1904-08-08 | 1905-02-07 | 1905-08-09 | $7700.00 | Window Closed / Lapsed |