Patent US3933286A successfully refreshed from Google Patents.
US3933286A
Expired / Lapsed
US
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Pin cushion and method of making same
Assignee: Individual
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Filing: 1974-01-29
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Granted: 1976-01-20
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Expires: 1994-01-29
Abstract
Abstract A pin cushion and a simple method for making same are disclosed, the pin cushion being adapted to conveniently engage the wrist or arm of a wearer and having protective side walls engaging the cushion material. The pin cushion is formed by heating and bending substantially cruciform shaped thermoplastic sheet material into a holder having an upwardly extending channel and downwardly extending jaws which can clamp the arm or wrist of a user, the cushion material being inserted into the channel.
Inventors
- 👤 Esko Kullerno Karkas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:20
CPC Classifications
A; A41; A41H; A41H17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A pin cushion comprising a holder constituted by a unitary piece of thermoplastics material in the form of an arcuate wrist-covering band having its ends bent into flexible arcuate jaws adapted to engage around the wrist of the user, and having side walls extending along opposing side edges of the central arcuate portion of the band, and extending upwardly from said band and defining an open-ended channel therebetween and cushion material snugly received and secured in the channel between the side walls, the cushion material being of a shape complementary to said channel and composed of fibrous felt arranged with its fibers running in a direction substantially normal to the band and the surface of said material being directly exposed at the top and ends of said channel.
Claim 2
Dependent Claim
128 words
A pin cushion comprising a holder constituted by a unitary piece of thermoplastics material in the form of an arcuate wrist-covering band having its ends bent into flexible arcuate jaws adapted to engage around the wrist of the user, and having side walls extending along opposing side edges of the central arcuate portion of the band, and extending upwardly from said band and defining an open-ended channel therebetween and cushion material snugly received and secured in the channel between the side walls, the cushion material being of a shape complementary to said channel and composed of fibrous felt arranged with its fibers running in a direction substantially normal to the band and the surface of said material being directly exposed at the top and ends of said channel.
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) | 1979-01-19 | 1979-07-21 | 1980-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-01-19 | 1983-07-21 | 1984-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-01-19 | 1987-07-21 | 1988-01-20 | $7700.00 | Window Closed / Lapsed |