US2289409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making flanged bushings for sheet metal containers or barrels
Assignee: AMERICAN METAL BARREL Co
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Filing: 1939-07-20
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Granted: 1942-07-14
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Expires: 1959-07-20
Abstract
No abstract record available.
Inventors
- 👤 Connors Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:36
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/40; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49995; Y10T29/49996
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) | 1945-07-13 | 1946-01-12 | 1946-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-07-13 | 1950-01-12 | 1950-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-07-13 | 1954-01-12 | 1954-07-14 | $7700.00 | Window Closed / Lapsed |