US199546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in machines for cutting and punching nut-blanks
Assignee: —
•
Filing: —
•
Granted: 1878-01-22
•
Expires: 1895-01-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:31
CPC Classifications
B; B21; B21D; B21D45/00; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/22; Y10T83/2205; Y10T83/444; Y10T83/4577; Y10T83/4579; Y10T83/463; Y10T83/647; Y10T83/6476; Y10T83/6484; Y10T83/748; Y10T83/7587; Y10T83/808; Y10T83/822; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/885
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) | 1881-01-21 | 1881-07-23 | 1882-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1885-01-21 | 1885-07-23 | 1886-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1889-01-21 | 1889-07-23 | 1890-01-22 | $7700.00 | Window Closed / Lapsed |