US5514072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible magnetic pad with multi-directional constantly alternating polarity zones
Assignee: Nu-Magnetics Inc
•
Filing: 1995-04-24
•
Granted: 1996-05-07
•
Expires: 2015-04-24
Abstract
Abstract A flexible magnetic pad is provided with constantly alternating polarity zones which therapeutically effect blood vessels to increase blood flow, irrespective of the orientation of any blood vessel with respect to the pad, the polarity zones being arranged in an alternating pattern throughout the pad.
Inventors
- 👤 Vincent Ardizzone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:31
CPC Classifications
A; A61; A61N; A61N2/00; A61N2/06
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
103 words
A flexible magnetic pad for therapeutic use, comprising: a flexible pad having an active surface including permanent magnetic particles embedded therein with said magnetic particles forming a plurality of magnetic zones of north polarity and a plurality of magnetic zones of south polarity; said magnetic zones of north polarity and said magnetic zones of south polarity being positioned contiguous with one another; at least one of said magnetic zones of north polarity being contiguous with four of said zones of south polarity; and, at least one of said magnetic zones of south polarity being contiguous with four of said zones of north polarity.
Claim 2
Dependent Claim
103 words
A flexible magnetic pad for therapeutic use, comprising: a flexible pad having an active surface including permanent magnetic particles embedded therein with said magnetic particles forming a plurality of magnetic zones of north polarity and a plurality of magnetic zones of south polarity; said magnetic zones of north polarity and said magnetic zones of south polarity being positioned contiguous with one another; at least one of said magnetic zones of north polarity being contiguous with four of said zones of south polarity; and, at least one of said magnetic zones of south polarity being contiguous with four of said zones of north polarity.
Claim 3
Dependent Claim
34 words
The flexible magnetic pad for therapeutic use according to claim 1, wherein said magnetic zones of north polarity and said magnetic zones of south polarity are each between 4 mm -10 mm in width.
Claim 4
Dependent Claim
30 words
The flexible magnetic pad for therapeutic use according to claim 1, wherein said magnetic zones of north polarity and said magnetic zones of south polarity are each quadrilateral in shape.
Claim 5
Dependent Claim
30 words
The flexible magnetic pad for therapeutic use according to claim 3, wherein said magnetic zones of north polarity and said magnetic zones of south polarity are each rectangular in shape.
Claim 6
Dependent Claim
30 words
The flexible magnetic pad for therapeutic use according to claim 4, wherein said magnetic zones of north polarity and said magnetic zones of south polarity are each square in shape.
Claim 7
Dependent Claim
29 words
The flexible magnetic pad for therapeutic use according to claim 1, wherein said magnetic zones of north polarity and said magnetic zones of south polarity alternate radially and circumferentially.
Claim 8
Dependent Claim
25 words
The flexible magnetic pad for therapeutic use according to claim 1, wherein said north and south polarity zones form a spiral pattern of alternating polarities.
References Cited (Backward Citations)
FR1215110A
Cited
FR2371916A1
Cited
JPS567405A
Cited
EP0081109A2
Cited
US4549532A
Cited
US4549532B1
Cited
US5161272A
Cited
US5277692A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1999-05-07 | 1999-11-06 | 2000-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-05-07 | 2003-11-06 | 2004-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-05-07 | 2007-11-06 | 2008-05-07 | $7700.00 | Window Closed / Lapsed |