US512022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eben n
Assignee: —
•
Filing: —
•
Granted: 1894-01-02
•
Expires: 1911-01-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:58
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/0075; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0834; Y10T292/0836; Y10T292/0837; Y10T292/0839; Y10T292/084; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5248; Y10T70/527; Y10T70/80; Y10T70/8297; Y10T70/8351
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) | 1897-01-01 | 1897-07-03 | 1898-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-01-02 | 1901-07-04 | 1902-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-01-02 | 1905-07-04 | 1906-01-03 | $7700.00 | Window Closed / Lapsed |