US2472478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinds
Assignee: —
•
Filing: —
•
Granted: 1949-06-07
•
Expires: 1966-06-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:42
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/20; F16H3/34; B; B67; B67D; B67D7/00; B67D7/06; B67D7/08; B67D7/16; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19358; Y10T74/19363
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US752129A
Cited
US922880A
Cited
GB210315A
Cited
US1964352A
Cited
US1970526A
Cited
US2212241A
Cited
US2079451A
Cited
US2159109A
Cited
US2219024A
Cited
US2323374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |