US3596381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sandal
Assignee: Individual
•
Filing: 1968-11-22
•
Granted: 1971-08-03
•
Expires: 1988-11-22
Abstract
Abstract The present invention relates to an improvement of sandal, and more particularly to a comfortable improved sandal which is to be integrally formed of thermoplastic synthetic resin material.
Inventors
- 👤 Tatsuo Fukuoka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:46
CPC Classifications
A; A43; A43B; A43B3/00; A43B3/10; A43B3/101; A43B3/102; A43B13/00; A43B13/02; A43B13/04; Y; Y10; Y10S; Y10S264/00; Y10S264/83
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
111 words
A sandal comprising a band member and a body member which are integrally molded of thermoplastic synthetic resin material so as to form a foamy interior portion and a nonfoamy outer layer, the upper surface of the body member being formed in a curved shape in conformity with the profile of the user''s sole, and a cover member made of a relatively hard, nonfoamy thermoplastic synthetic resin material secured to the upper and lateral surfaces of the body member, the body member including a heel having a plurality of transversal recesses, the lower portion of the nonfoamy outer layer of the body member being relatively thicker than the upper portion thereof.
Claim 2
Dependent Claim
111 words
A sandal comprising a band member and a body member which are integrally molded of thermoplastic synthetic resin material so as to form a foamy interior portion and a nonfoamy outer layer, the upper surface of the body member being formed in a curved shape in conformity with the profile of the user''s sole, and a cover member made of a relatively hard, nonfoamy thermoplastic synthetic resin material secured to the upper and lateral surfaces of the body member, the body member including a heel having a plurality of transversal recesses, the lower portion of the nonfoamy outer layer of the body member being relatively thicker than the upper portion thereof.
Claim 3
Dependent Claim
85 words
A sandal having a body member and a band member which are integrally formed of thermoplastic synthetic resin material, each of the body and band members having a foamy interior adapted for providing resiliency and comfort and a nonfoamy outer layer integrally formed therewith and surrounding said foamy interior for providing durability and resistence against deformation, and a hardening and reinforcing cover member secured to at least two surfaces among the upper, lateral and lower surfaces of the body member for protecting the body member.
Claim 4
Dependent Claim
85 words
A sandal having a body member and a band member which are integrally formed of thermoplastic synthetic resin material, each of the body and band members having a foamy interior adapted for providing resiliency and comfort and a nonfoamy outer layer integrally formed therewith and surrounding said foamy interior for providing durability and resistence against deformation, and a hardening and reinforcing cover member secured to at least two surfaces among the upper, lateral and lower surfaces of the body member for protecting the body member.
Claim 5
Dependent Claim
22 words
The sandal of claim 2 wherein the cover member is secured to the upper surface and lateral surface of the body member.
Claim 6
Dependent Claim
22 words
The sandal of claim 2 wherein the cover member is secured to the lower surface and lateral surface of the body member.
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) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |