US113737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in machines for punching corset-springs
Assignee: —
•
Filing: —
•
Granted: 1871-04-18
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Expires: 1888-04-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:56
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/32; B26F1/36; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0495; Y10T83/748; Y10T83/7593; Y10T83/7667; Y10T83/7673; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8831
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) | 1874-04-17 | 1874-10-17 | 1875-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1878-04-17 | 1878-10-17 | 1879-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1882-04-17 | 1882-10-17 | 1883-04-18 | $7700.00 | Window Closed / Lapsed |