US2490446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hat construction
Assignee: FRANK H LEE Co
•
Filing: 1946-06-11
•
Granted: 1949-12-06
•
Expires: 1966-06-11
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:50
CPC Classifications
A; A42; A42C; A42C5/00; A42C5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US217576A
Cited
USRE22301E
Cited
AU604432A
Cited
US2080870A
Cited
US2313381A
Cited
US2308043A
Cited
US2387567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-05 | 1953-06-06 | 1953-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-05 | 1957-06-06 | 1957-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-05 | 1961-06-06 | 1961-12-06 | $7700.00 | Window Closed / Lapsed |