Patent US3141248A successfully refreshed from Google Patents.
US3141248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heel lift
Assignee: Ny-Linn Chicago Corp
•
Filing: 1962-11-23
•
Granted: 1964-07-21
•
Expires: 1982-11-23
Abstract
No abstract record available.
Inventors
- 👤 Leonarde B Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:54
CPC Classifications
A; A43; A43B; A43B21/00; A43B21/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A HEEL LIFT CONSTRUCTION COMPRISING AN ELONGATED BODY PORTION HAVING A POINTED END, A HEAD PORTION INTEGRALLY FORMED AT THE OPPOSITE END OF SAID BODY PORTION, A WASHER MEMBER FITTING AROUND SAID BODY PORTION ADJACENT SAID HEAD PORTION, SAID WASHER MEMBER COMPRISING A CONTINUOUS OUTER PERIPHERAL PORTION AND HAVING INWARDLY EXTENDING FINGERS ENGAGING SAID BODY PORTION, THE INTERNAL ENDS OF SAID FINGERS DEFINING A CENTRAL OPENING IN SAID WASHER HAVING A DIAMETER SLIGHTLY LESS THAN THE OUTER DIAMETER OF SAID BODY PORTION WHEREBY ENGAGEMENT OF SAID FINGERS WITH SAID BODY PORTION SERVES TO HOLD SAID WASHER MEMBER IN PLACE ON SAID BODY PORTION IN SPACEDAPART RELATIONSHIP WITH RESPECT TO SAID HEAD PORTION, AND A WEARING PORTION FORMED OF MOLDING MATERIAL SURROUNDING SAID HEAD PORTION AND SAID WASHER MEMBER, SPACES DEFINED BETWEEN SAID FINGERS AND BETWEEN SAID OUTER PERIPHERAL PORTION AND SAID BODY PORTION, SAID MOLDING MATERIAL EXTENDING BETWEEN SAID HEAD PORTION AND SAID WASHER MEMBER AND WITHIN SAID SPACES WHEREBY SAID WEARING PORTION IS FIRMLY SECURED IN SAID CONSTRUCTION.
Claim 2
Dependent Claim
169 words
A HEEL LIFT CONSTRUCTION COMPRISING AN ELONGATED BODY PORTION HAVING A POINTED END, A HEAD PORTION INTEGRALLY FORMED AT THE OPPOSITE END OF SAID BODY PORTION, A WASHER MEMBER FITTING AROUND SAID BODY PORTION ADJACENT SAID HEAD PORTION, SAID WASHER MEMBER COMPRISING A CONTINUOUS OUTER PERIPHERAL PORTION AND HAVING INWARDLY EXTENDING FINGERS ENGAGING SAID BODY PORTION, THE INTERNAL ENDS OF SAID FINGERS DEFINING A CENTRAL OPENING IN SAID WASHER HAVING A DIAMETER SLIGHTLY LESS THAN THE OUTER DIAMETER OF SAID BODY PORTION WHEREBY ENGAGEMENT OF SAID FINGERS WITH SAID BODY PORTION SERVES TO HOLD SAID WASHER MEMBER IN PLACE ON SAID BODY PORTION IN SPACEDAPART RELATIONSHIP WITH RESPECT TO SAID HEAD PORTION, AND A WEARING PORTION FORMED OF MOLDING MATERIAL SURROUNDING SAID HEAD PORTION AND SAID WASHER MEMBER, SPACES DEFINED BETWEEN SAID FINGERS AND BETWEEN SAID OUTER PERIPHERAL PORTION AND SAID BODY PORTION, SAID MOLDING MATERIAL EXTENDING BETWEEN SAID HEAD PORTION AND SAID WASHER MEMBER AND WITHIN SAID SPACES WHEREBY SAID WEARING PORTION IS FIRMLY SECURED IN SAID CONSTRUCTION.
References Cited (Backward Citations)
US1947840A
Cited
US2321157A
Cited
US2375728A
Cited
US2712262A
Cited
FR1238402A
Cited
US3055125A
Cited
US3041744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |