Patent US65977A successfully refreshed from Google Patents.
US65977A
Expired / Lapsed
US
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Improvement in the mantjfaotuee of eaevestee guaed-fingees
Assignee: —
•
Filing: —
•
Granted: 1867-06-18
•
Expires: 1884-06-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:42
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/13; A01D34/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49448; Y10T29/49451
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) | 1870-06-17 | 1870-12-17 | 1871-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1874-06-17 | 1874-12-17 | 1875-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1878-06-17 | 1878-12-17 | 1879-06-18 | $7700.00 | Window Closed / Lapsed |