Patent US3187254A successfully refreshed from Google Patents.
Patent US2359839A successfully refreshed from Google Patents.
Patent US2393131A successfully refreshed from Google Patents.
US2393131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material forming and drawing with the aid of vibration
Assignee: Continental Can Co Inc
•
Filing: 1942-08-21
•
Granted: 1946-01-15
•
Expires: 1962-08-21
Abstract
No abstract record available.
Inventors
- 👤 Vang Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:26
CPC Classifications
B; B21; B21B; B21B11/00; B21C; B21C1/00; B21C1/006; B21D; B21D22/00; B21D22/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1949-01-14 | 1949-07-16 | 1950-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-14 | 1953-07-16 | 1954-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-14 | 1957-07-16 | 1958-01-15 | $7700.00 | Window Closed / Lapsed |