US2476208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sintered precious metal product
Assignee: Huntington Alloys Corp
•
Filing: 1944-10-26
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Granted: 1949-07-12
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Expires: 1964-10-26
Abstract
No abstract record available.
Inventors
- 👤 Middleton Arthur Beresford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:15
CPC Classifications
H; H01; H01T; H01T13/00; H01T13/20; H01T13/39; C; C22; C22C; C22C1/00; C22C1/04; C22C1/0466; C22C5/00; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12583
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1236384A
Cited
US1719128A
Cited
US1896606A
Cited
US2188771A
Cited
US2406172A
Cited
GB546898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |