US1258874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cold-drawn die.
Assignee: CHARLES E BELL
•
Filing: 1916-04-08
•
Granted: 1918-03-12
•
Expires: 1936-04-08
Abstract
No abstract record available.
Inventors
- 👤 Washington I Clayton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:07
CPC Classifications
B; B21; B21C; B21C25/00; B21C25/02
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) | 1921-03-11 | 1921-09-10 | 1922-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-03-11 | 1925-09-10 | 1926-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-03-11 | 1929-09-10 | 1930-03-12 | $7700.00 | Window Closed / Lapsed |