US577134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
And adolphus e
Assignee: —
•
Filing: —
•
Granted: 1897-02-16
•
Expires: 1914-02-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:11
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/46; C02F1/461; C02F1/46104; C02F1/46176
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) | 1900-02-16 | 1900-08-18 | 1901-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1904-02-17 | 1904-08-18 | 1905-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1908-02-17 | 1908-08-18 | 1909-02-17 | $7700.00 | Window Closed / Lapsed |