US443742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anna e
Assignee: —
•
Filing: —
•
Granted: 1890-12-30
•
Expires: 1907-12-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:40
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/02; A47C21/022; A41; A41F; A41F1/00; Y; Y10; Y10T; Y10T24/00; Y10T24/23; Y10T24/31; Y10T24/314; Y10T24/316; Y10T24/34; Y10T24/3467; Y10T24/3476
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) | 1893-12-29 | 1894-06-30 | 1894-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1897-12-29 | 1898-06-30 | 1898-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1901-12-30 | 1902-07-01 | 1902-12-31 | $7700.00 | Window Closed / Lapsed |