US1471858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die press
Assignee: CHARLES W LIFSCHITZ
•
Filing: 1921-08-19
•
Granted: 1923-10-23
•
Expires: 1941-08-19
Abstract
No abstract record available.
Inventors
- 👤 Nelson Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:50
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/24; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8737; Y10T83/874
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) | 1926-10-22 | 1927-04-23 | 1927-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-10-22 | 1931-04-23 | 1931-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-10-22 | 1935-04-23 | 1935-10-23 | $7700.00 | Window Closed / Lapsed |