US2459879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamping means
Assignee: Individual
•
Filing: 1945-09-27
•
Granted: 1949-01-25
•
Expires: 1965-09-27
Abstract
No abstract record available.
Inventors
- 👤 Christopher L Hardwick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:53
CPC Classifications
F; F24; F24C; F24C3/00; F24C3/08; F24C3/085; B; B65; B65D; B65D59/00; B65D85/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US249125A
Cited
US356889A
Cited
US857366A
Cited
US917186A
Cited
US1732053A
Cited
US2144848A
Cited
US2223961A
Cited
US2143777A
Cited
US2232482A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-25 | 1952-07-26 | 1953-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-25 | 1956-07-26 | 1957-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-25 | 1960-07-26 | 1961-01-25 | $7700.00 | Window Closed / Lapsed |