US3226852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioned shoe heel
Assignee: Individual
•
Filing: 1964-02-12
•
Granted: 1966-01-04
•
Expires: 1984-02-12
Abstract
No abstract record available.
Inventors
- 👤 Israel Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:51
CPC Classifications
A; A43; A43B; A43B21/00; A43B21/24; A43B21/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A HEEL ADAPTED TO BE MOUNTED AT THE REAR END OF A SHOE SOLE, THE HEEL COMPRISING: A BODY OF RESILIENT MATERIAL HAVING A SUBSTANTIALLY FLAT UNDER SURFACE, A KERF IN SAID UNDER SURFACE OF SAID BODY AND EXTENDING AT LEAST SUBSTANTIALLY ONE HALF THE THICKNESS OF SAID BODY, AND LESS THAN THE FULL THICKNESS THEREOF, SAID KERF EXTENDING IN A GENERALLY TRANSVERSE DIRECTION FROM A POINT SPACED FROM ONE SIDE OF THE HEEL BODY TO A POINT SPACED FROM THE OTHER SIDE THEREOF, SAID KERF DIVIDING THE LOWER PORTION OF THE HEEL BODY INTO A FORWARD PORTION AND A REAR PORTION CONNECTED ALONG THE SIDES OF THE BODY, SAID KERF BEING CHEVRON SHAPED WITH THE APEX OF THE CHEVRON DIRECTED TOWARD THE REAR OF THE BODY, WHEREBY PRESSURE APPLIED TO THE READ EDGE ONLY OF THE HEEL WILL CAUSE THE KERF TO INCREASE IN WIDTH INTERMEDIATE ITS ENDS THROUGH FLEXING OF SAID BODY.
Claim 2
Dependent Claim
154 words
A HEEL ADAPTED TO BE MOUNTED AT THE REAR END OF A SHOE SOLE, THE HEEL COMPRISING: A BODY OF RESILIENT MATERIAL HAVING A SUBSTANTIALLY FLAT UNDER SURFACE, A KERF IN SAID UNDER SURFACE OF SAID BODY AND EXTENDING AT LEAST SUBSTANTIALLY ONE HALF THE THICKNESS OF SAID BODY, AND LESS THAN THE FULL THICKNESS THEREOF, SAID KERF EXTENDING IN A GENERALLY TRANSVERSE DIRECTION FROM A POINT SPACED FROM ONE SIDE OF THE HEEL BODY TO A POINT SPACED FROM THE OTHER SIDE THEREOF, SAID KERF DIVIDING THE LOWER PORTION OF THE HEEL BODY INTO A FORWARD PORTION AND A REAR PORTION CONNECTED ALONG THE SIDES OF THE BODY, SAID KERF BEING CHEVRON SHAPED WITH THE APEX OF THE CHEVRON DIRECTED TOWARD THE REAR OF THE BODY, WHEREBY PRESSURE APPLIED TO THE READ EDGE ONLY OF THE HEEL WILL CAUSE THE KERF TO INCREASE IN WIDTH INTERMEDIATE ITS ENDS THROUGH FLEXING OF SAID BODY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |