Patent US3148678A successfully refreshed from Google Patents.
US3148678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rear foot controls
Assignee: Individual
•
Filing: 1963-01-28
•
Granted: 1964-09-15
•
Expires: 1983-01-28
Abstract
No abstract record available.
Inventors
- 👤 Charles A Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:03
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1405; A43B7/1415; A43B7/142; A43B7/1445; A43B7/145; A43B7/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
IN A REAR FOOT CONTROL DEVICE FOR ELEVATING AND ALIGNING THE BONE STRUCTURE OF THE FOOT, A BODY FORMED OF A SEMI-FLEXIBLE MATERIAL AND HAVING ANGULAR EDGES OF DIFFERENT DIMENSION AND INCLINATION, THE SAID BODY HAVING ONE PLANAR SURFACE, AND AN OPPOSING MULTI-FACED SURFACE DEFINING A SUBSTANTIALLY TRIANGULAR PLATFORM HAVING AN INCLINED PLANE ALONG EACH ANGULAR EDGE OF SAID BODY WHEREBY, WHEN SAID PLATFORM IS APPLIED TO THE SUB-TALAR PIVOTAL AXIS OF THE FOOT, THE SAID INCLINED PLANES THEREOF ELEVATE AND CONTROL THE ANTERIOR-INFERIOR OF THE HEELBONE,
References Cited (Backward Citations)
US1516464A
Cited
FR1159941A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |