US2491559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fixture
Assignee: HARGRETTS SMALL PARTS MACHININ
•
Filing: 1947-04-10
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Granted: 1949-12-20
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Expires: 1967-04-10
Abstract
No abstract record available.
Inventors
- 👤 Wilson W Hargrett
- 👤 Trail William
- 👤 Clark A Kureth
- 👤 Glen Van Fleet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:47
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; Y; Y10; Y10S; Y10S269/00; Y10S269/902
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) | 1952-12-19 | 1953-06-20 | 1953-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-19 | 1957-06-20 | 1957-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-19 | 1961-06-20 | 1961-12-20 | $7700.00 | Window Closed / Lapsed |