US2663024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible hat
Assignee: Individual
•
Filing: 1951-09-06
•
Granted: 1953-12-22
•
Expires: 1971-09-06
Abstract
No abstract record available.
Inventors
- 👤 Cantor Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:09
CPC Classifications
A; A42; A42B; A42B1/00; A42B1/201
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US39822A
Cited
US480041A
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US674392A
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US1081333A
Cited
US1129857A
Cited
US1215468A
Cited
US1676504A
Cited
US2038875A
Cited
GB433835A
Cited
US2176953A
Cited
US2462679A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |