US2451372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sandal with adjustable front and rear straps
Assignee: Individual
•
Filing: 1946-02-12
•
Granted: 1948-10-12
•
Expires: 1966-02-12
Abstract
No abstract record available.
Inventors
- 👤 Ballenger Clarence Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:51
CPC Classifications
A; A43; A43B; A43B3/00; A43B3/12; A43B3/126
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB366446A
Cited
FR686325A
Cited
US1944664A
Cited
FR760714A
Cited
US2112884A
Cited
FR820906A
Cited
US2259273A
Cited
US2259559A
Cited
US2205091A
Cited
US2239471A
Cited
US2352098A
Cited
US2388744A
Cited
US2343701A
Cited
US2421818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-12 | 1952-04-12 | 1952-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-12 | 1956-04-12 | 1956-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-12 | 1960-04-12 | 1960-10-12 | $7700.00 | Window Closed / Lapsed |