US2467675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloy of high density
Assignee: CALLITE TUNGSTEN Corp
•
Filing: 1943-03-10
•
Granted: 1949-04-19
•
Expires: 1963-03-10
Abstract
No abstract record available.
Inventors
- 👤 Kurtz Jacob
- 👤 Harold G Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:53
CPC Classifications
C; C22; C22C; C22C1/00; C22C1/04; C22C1/045; B; B22; B22F; B22F1/00; B22F3/00; B22F3/22; B22F9/00; B22F9/16; B22F9/18; B22F9/20; B22F9/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |