US17A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thomas blanchaiid
Assignee: —
•
Filing: —
•
Granted: 1836-08-31
•
Expires: 1853-08-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:51
CPC Classifications
B; B23; B23D; B23D47/00; B23D47/04; Y; Y10; Y10T; Y10T83/00; Y10T83/748; Y10T83/7487; Y10T83/758; Y10T83/7593; Y10T83/7647
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1839-08-31 | 1840-03-01 | 1840-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1843-08-31 | 1844-03-01 | 1844-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1847-08-31 | 1848-03-01 | 1848-08-31 | $7700.00 | Window Closed / Lapsed |