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US2479958A
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Assignee: Individual
•
Filing: 1948-05-19
•
Granted: 1949-08-23
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Expires: 1968-05-19
Abstract
No abstract record available.
Inventors
- 👤 Jr William Sutherlin Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:53
CPC Classifications
B; B60; B60C; B60C11/00; B60C11/03; B60C11/11; Y; Y10; Y10S; Y10S152/00; Y10S152/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1413190A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-22 | 1953-02-21 | 1953-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-22 | 1957-02-21 | 1957-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-22 | 1961-02-21 | 1961-08-23 | $7700.00 | Window Closed / Lapsed |