US2289614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel clad ferrous article
Assignee: Huntington Alloys Corp
•
Filing: 1940-09-23
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Granted: 1942-07-14
•
Expires: 1960-09-23
Abstract
No abstract record available.
Inventors
- 👤 Wesley Andrew
- 👤 Copson Harry Rollason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:10
CPC Classifications
C; C23; C23C; C23C24/00; C23C24/08; C23C24/082; C23C24/085; C23C24/087; C23C10/00; C23C10/28; C23C10/30; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12042; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12944; Y10T428/12951
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 |