Patent US2737221A successfully refreshed from Google Patents.
US2737221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure structure for handbags and the like
Assignee: Individual
•
Filing: 1953-01-21
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Granted: 1956-03-06
•
Expires: 1973-01-21
Abstract
No abstract record available.
Inventors
- 👤 Knox Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:27
CPC Classifications
A; A45; A45C; A45C13/00; A45C13/10; Y; Y10; Y10S; Y10S150/00; Y10S150/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US380416A
Cited
US554574A
Cited
US2563616A
Cited
US731378A
Cited
US1507568A
Cited
US1607468A
Cited
US1983235A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |