US2528192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure means for cloth receptacles
Assignee: Individual
•
Filing: 1947-05-22
•
Granted: 1950-10-31
•
Expires: 1967-05-22
Abstract
No abstract record available.
Inventors
- 👤 Urban Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:09
CPC Classifications
A; A45; A45C; A45C13/00; A45C13/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US642302A
Cited
US805205A
Cited
US939520A
Cited
US1028970A
Cited
US1067741A
Cited
US1220788A
Cited
US1569138A
Cited
US1550930A
Cited
US1898838A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |