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US2481725A
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Assignee: Individual
•
Filing: 1945-06-01
•
Granted: 1949-09-13
•
Expires: 1965-06-01
Abstract
No abstract record available.
Inventors
- 👤 Erwin R Culley
- 👤 Marie W Culley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:41
CPC Classifications
A; A47; A47D; A47D3/00; A47D3/005; A47D1/00; A47D1/002; A47D1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US176995A
Cited
US509991A
Cited
US619895A
Cited
US1313330A
Cited
US1048080A
Cited
US1352409A
Cited
FR596738A
Cited
GB509018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |