Patent US1908864A successfully refreshed from Google Patents.
Patent US5616A successfully refreshed from Google Patents.
US5616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
watson
Assignee: —
•
Filing: —
•
Granted: 1848-06-06
•
Expires: 1865-06-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:21
CPC Classifications
B; B07; B07B; B07B1/00; B07B1/46; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1459; Y10T24/1461; Y10T24/1463; Y10T24/1465
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) | 1851-06-06 | 1851-12-06 | 1852-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1855-06-06 | 1855-12-06 | 1856-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1859-06-06 | 1859-12-06 | 1860-06-06 | $7700.00 | Window Closed / Lapsed |