US3837098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crossed double layer shoe upper
Assignee: Individual
•
Filing: 1972-12-21
•
Granted: 1974-09-24
•
Expires: 1992-12-21
Abstract
Abstract A SHOE WITH DOUBLE UPPERS CROSSED IN TENSION ACROSS THE FOOT, WITH THE INSIDE UPPER ATTACHED TO THE SOLE UNDER THE FOOT AND THE OUTSIDE UPPER ATTACHED TO THE WIDE PART OF THE SOLE NOT UNDER THE FOOT.
Inventors
- 👤 R Rathmell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:38
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1495
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-23 | 1978-03-25 | 1978-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-23 | 1982-03-25 | 1982-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-23 | 1986-03-25 | 1986-09-24 | $7700.00 | Window Closed / Lapsed |