US4199878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ballet and toe-dance shoe
Assignee: Individual
•
Filing: 1978-08-09
•
Granted: 1980-04-29
•
Expires: 1998-08-09
Abstract
Abstract The invention relates to a ballet and toe-dance shoe with a toe, sole, and flexible shank, whereby the toe and sole are integral. Stiffening means run lengthwise and are connected to the sole.
Inventors
- 👤 Hugo Wossner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:29
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/08; A43B23/081; A43B23/086; A43B23/087; A43B5/00; A43B5/12
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
41 words
A ballet and toe dance shoe comprising a toe and sole, the toe and sole being integral and made of polyurethane or elastomeric polyester, and stiffening means comprising a plurality of substantially parallel stiffening members running lengthwise connected to the sole.
Claim 2
Dependent Claim
41 words
A ballet and toe dance shoe comprising a toe and sole, the toe and sole being integral and made of polyurethane or elastomeric polyester, and stiffening means comprising a plurality of substantially parallel stiffening members running lengthwise connected to the sole.
Claim 3
Dependent Claim
18 words
The shoe of claim 1, said stiffening means being pretensioned, whereby to produce upward convexity of said sole.
Claim 4
Dependent Claim
16 words
The shoe of claim 1, said stiffening means being embedded into said sole and surrounded thereby.
Claim 5
Dependent Claim
19 words
The shoe of claim 1, said sole having grooves on the underside thereof, said stiffening means in said groove.
Claim 6
Dependent Claim
17 words
The shoe of claim 4, said groove means having projecting noses for holding said stiffening means therein.
Claim 7
Dependent Claim
20 words
The shoe of claim 1, said stiffening means comprising an elastic strip of vulcanized rubber or spring steel or both.
Claim 8
Dependent Claim
17 words
The shoe of claim 1, and an inside sole fastened to the upper side of said sole.
Claim 9
Dependent Claim
12 words
The shoe of claim 7, said inside sole consisting of vulcanized fiber.
Claim 10
Dependent Claim
15 words
The shoe of claim 7, said inside sole being cast in said first mentioned sole.
Claim 11
Dependent Claim
17 words
The shoe of claim 7, said stiffening means being glued to the undersides of said inside sole.
Claim 12
Dependent Claim
25 words
The shoe of claim 1, and an unpadded lining covering the insides of the toes and the upper sides of the sole and/or inside soles.
Claim 13
Dependent Claim
29 words
The shoe of claim 11, said lining material having a lower melting point than the melting point of the material of the toe and sole and/or said inside sole.
Claim 14
Dependent Claim
17 words
The shoe of claim 12, said lining being cast with said toe and sole and/or inside sole.
Claim 15
Dependent Claim
11 words
The shoe according to claim 12, said lining consisting of polyamide.
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) | 1983-04-29 | 1983-10-29 | 1984-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-04-29 | 1987-10-29 | 1988-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-04-29 | 1991-10-29 | 1992-04-29 | $7700.00 | Window Closed / Lapsed |