US2511533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Billfold
Assignee: Individual
•
Filing: 1948-07-03
•
Granted: 1950-06-13
•
Expires: 1968-07-03
Abstract
No abstract record available.
Inventors
- 👤 Hyman Sindey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:17
CPC Classifications
A; A45; A45C; A45C1/00; A45C1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH42960A
Cited
US1153094A
Cited
GB103416A
Cited
US1619543A
Cited
US1715752A
Cited
US1792862A
Cited
AT125071B
Cited
GB449082A
Cited
US2270015A
Cited
US2344694A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |