US4008901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triple skate attachments
Assignee: Individual
•
Filing: 1975-06-11
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Granted: 1977-02-22
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Expires: 1995-06-11
Abstract
Abstract An improved method of securing and/or fastening the two designs of skates; the ice skate and the wheel type roller skate into one shoe attachment design and invention so as to use the one pair of skating shoes for the dual skating purpose. The skates thus being manufactured or constructed with the attachments so as to be connected to the one pair of skating shoes, thus one pair of skating shoes to be used for both types of skating wherein the street shoe sole attachment can be connected to said shoe so as to use as the common street shoe, thus the triple skates attachments.
Inventors
- 👤 John L. Conn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:21
CPC Classifications
A; A63; A63C; A63C17/00; A63C17/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
175 words
The combination of a shoe and an attachment secured to the shoe for mounting various devices, said shoe including a sole with a longitudinal slot extending the length of the shoe, and said attachment includes a raised longitudinal vertical channel section of inverted U-shape adapted to fit snugly in said slot and having integral symmetrical lateral projections extending transversely from the bottom edges of said channel section, said projections including horizontal lower portions spaced from and parallel to upper portions and vertical members integrally connecting said upper and lower portions, said attachment having a slot, defined by inner edges of the lower portions, vertically aligned with said sole slot, and wherein each of said various devices includes a T-shaped upper locking member comprising a vertical web and symmetrical lateral horizontal wings, the web extending vertically above said wings to be snugly received in the channel section and vertically below said wings to engage the inner edges and be received in said attachment slot, and the wings engage the upper and lower portions of said projections.
Claim 2
Dependent Claim
175 words
The combination of a shoe and an attachment secured to the shoe for mounting various devices, said shoe including a sole with a longitudinal slot extending the length of the shoe, and said attachment includes a raised longitudinal vertical channel section of inverted U-shape adapted to fit snugly in said slot and having integral symmetrical lateral projections extending transversely from the bottom edges of said channel section, said projections including horizontal lower portions spaced from and parallel to upper portions and vertical members integrally connecting said upper and lower portions, said attachment having a slot, defined by inner edges of the lower portions, vertically aligned with said sole slot, and wherein each of said various devices includes a T-shaped upper locking member comprising a vertical web and symmetrical lateral horizontal wings, the web extending vertically above said wings to be snugly received in the channel section and vertically below said wings to engage the inner edges and be received in said attachment slot, and the wings engage the upper and lower portions of said projections.
Claim 3
Dependent Claim
34 words
The combination of claim 1 in further combination with a skating device, wherein said T-shaped upper locking member includes a lower edge surface and said skating device is attached to said lower edge surface.
Claim 4
Dependent Claim
65 words
The combination of claim 1 in further combination with a walking device, wherein said T-shaped upper locking member includes a lower edge surface and said walking device is attached to said lower edge surface and further includes a second pair of wings spaced from and parallel to the first said wings, including a walking sole secured to the bottom of said second pair of wings.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-02-22 | 1980-08-23 | 1981-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-02-22 | 1984-08-23 | 1985-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-02-22 | 1988-08-23 | 1989-02-22 | $7700.00 | Window Closed / Lapsed |