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US464079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door-check
Assignee: —
•
Filing: —
•
Granted: 1891-12-01
•
Expires: 1908-12-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:20
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/36; E05C17/365; Y; Y10; Y10T; Y10T292/00; Y10T292/28; Y10T292/283
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) | 1894-11-30 | 1895-06-01 | 1895-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1898-11-30 | 1899-06-01 | 1899-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1902-12-01 | 1903-06-02 | 1903-12-02 | $7700.00 | Window Closed / Lapsed |