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US2564156A
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Assignee: Individual
•
Filing: 1946-05-20
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Granted: 1951-08-14
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Expires: 1966-05-20
Abstract
No abstract record available.
Inventors
- 👤 Eden William Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:31
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/26; B21D28/265; Y; Y10; Y10T; Y10T83/00; Y10T83/748; Y10T83/869; Y10T83/8798; Y10T83/8812; Y10T83/8814
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1002296A
Cited
US1398202A
Cited
US1462871A
Cited
US1746258A
Cited
US2073040A
Cited
US2101458A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |