US1558419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the formation of metal stampings
Assignee: Patent Button Co
•
Filing: 1923-05-28
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Granted: 1925-10-20
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Expires: 1943-05-28
Abstract
No abstract record available.
Inventors
- 👤 Franklin R White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:06
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/46; B21D53/48; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49799; Y10T29/49826; Y10T29/49828; Y10T29/49829; Y10T29/51; Y10T29/519
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) | 1928-10-19 | 1929-04-20 | 1929-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-10-19 | 1933-04-20 | 1933-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-10-19 | 1937-04-20 | 1937-10-20 | $7700.00 | Window Closed / Lapsed |