US1685849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forging apparatus
Assignee: STANDARD FORGINGS Co
•
Filing: 1926-08-26
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Granted: 1928-10-02
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Expires: 1946-08-26
Abstract
No abstract record available.
Inventors
- 👤 Jernberg Carl Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:00
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/26; B21D53/265; B21J; B21J5/00; B21J5/008; B21J5/02; B21J5/022; B21J5/027; B21K; B21K1/00; B21K1/28; B21K1/34
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) | 1931-10-02 | 1932-04-02 | 1932-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-10-02 | 1936-04-02 | 1936-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-10-02 | 1940-04-02 | 1940-10-02 | $7700.00 | Window Closed / Lapsed |