Patent US510995A successfully refreshed from Google Patents.
US510995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beottjs
Assignee: —
•
Filing: —
•
Granted: 1893-12-19
•
Expires: 1910-12-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:14
CPC Classifications
B; B22; B22D; B22D13/00; B22D13/06; B22D13/066; Y; Y10; Y10S; Y10S164/00; Y10S164/02; Y10S76/00; Y10S76/03
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) | 1896-12-18 | 1897-06-19 | 1897-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1900-12-19 | 1901-06-20 | 1901-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1904-12-19 | 1905-06-20 | 1905-12-20 | $7700.00 | Window Closed / Lapsed |