US4162672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magneto-therapeutic device
Assignee: Fujimoto Brothers Co Ltd
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Filing: 1978-02-02
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Granted: 1979-07-31
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Expires: 1998-02-02
Abstract
Abstract A magneto-therapeutic device comprising an adhesive base sheet, a hard disc-shaped permanent magnet of ferrite adhered to the base sheet in the center of its adhesive face, and a release sheet affixed to the adhesive face of the base sheet except the center portion thereof. The device is useful for curing stiffness in the shoulder and pains in the waist and muscles with its magnetic effects and pressure-stimulation effects.
Inventors
- 👤 Seiichi Yazaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:41
CPC Classifications
A; A61; A61H; A61H39/00; A61H39/04; A61F; A61F13/00; A61F13/02; A61F13/023; A61F13/0243; A61F13/0259; A61N; A61N2/00; A61N2/06; A61F2013/00361; A61F2013/00902; A61F2013/00919; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T428/00; Y10T428/14; Y10T428/1476
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
79 words
A magneto-therapeutic device comprising an adhesive base sheet, a hard disc-shaped permanent magnet of ferrite having a convex top face, a diameter of about 5 mm and a thickness at its center of about 2.5 mm and having a magnetic field of 500 to 1,000 oersteds in intensity and adhered to the base sheet in the center of its adhesive face, and a release sheet affixed to the adhesive face of the base sheet except the center portion thereof.
Claim 2
Dependent Claim
79 words
A magneto-therapeutic device comprising an adhesive base sheet, a hard disc-shaped permanent magnet of ferrite having a convex top face, a diameter of about 5 mm and a thickness at its center of about 2.5 mm and having a magnetic field of 500 to 1,000 oersteds in intensity and adhered to the base sheet in the center of its adhesive face, and a release sheet affixed to the adhesive face of the base sheet except the center portion thereof.
Claim 3
Dependent Claim
25 words
The magneto-therapeutic device of claim 1, wherein said adhesive base sheet is a circular sheet of adhesive plaster having a diameter of about 20 mm.
Claim 4
Dependent Claim
14 words
The magneto-therapeutic device of claim 1, wherein said release sheet has a cut portion.
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) | 1982-07-30 | 1983-01-29 | 1983-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-07-30 | 1987-01-29 | 1987-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-07-30 | 1991-01-29 | 1991-07-31 | $7700.00 | Window Closed / Lapsed |