US2464749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sleeping car
Assignee: ThyssenKrupp Budd Co
•
Filing: 1945-06-14
•
Granted: 1949-03-15
•
Expires: 1965-06-14
Abstract
No abstract record available.
Inventors
- 👤 Goodrich K Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:47
CPC Classifications
B; B61; B61D; B61D1/00; B61D1/06; B61D1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US498179A
Cited
AT32225B
Cited
US1174703A
Cited
US1860620A
Cited
US1945691A
Cited
US1977881A
Cited
US1986342A
Cited
US2220253A
Cited
US2313847A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |