US5398667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Back warmer
Assignee: Individual
•
Filing: 1993-04-09
•
Granted: 1995-03-21
•
Expires: 2013-04-09
Abstract
Abstract A back warmer for keeping a person's lower back warm. The back warmer comprises a flexible pad including an upper panel extending between opposite sides of a person and around a person's lumbar, together with a lower panel extending downwardly from the upper panel to substantially cover a person's tail bone. A belt is formed by a pair of elongate elastic straps attached to opposite sides of the upper panel and extending around a person's waist. The upper panel may also include a pocket for containing a heating element. The back warmer may also include a removable seat cushion extending downwardly from the lower panel which is hinged to the lower panel for use as a stadium cushion or the like.
Inventors
- 👤 Dennis M. Witt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:50
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61F7/03; A61F2007/0001; A61F2007/0018; A61F2007/0027; A61F2007/0225; A61F2007/0231
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
131 words
A back warmer and insulating garment for keeping a person's lower back warm, comprising: a flexible, insulating pad conforming to the shape of a person's torso including an upper panel having an arcuate shaped portion extending upwardly to substantially cover a person's lower back and extending between opposite sides of a person and around a person's lumbar and having opposite side portions encircling a person's waist, and a lower panel extending laterally a distance less than said upper panel and downwardly from said upper panel to substantially cover a person's caudal vertebra, said lower panel having arcuate edges connected to said side portions; and belt means attached to said opposite side portions of said upper panel and extending around a person's waist for releasably securing said pad to a person's waist.
Claim 2
Dependent Claim
131 words
A back warmer and insulating garment for keeping a person's lower back warm, comprising: a flexible, insulating pad conforming to the shape of a person's torso including an upper panel having an arcuate shaped portion extending upwardly to substantially cover a person's lower back and extending between opposite sides of a person and around a person's lumbar and having opposite side portions encircling a person's waist, and a lower panel extending laterally a distance less than said upper panel and downwardly from said upper panel to substantially cover a person's caudal vertebra, said lower panel having arcuate edges connected to said side portions; and belt means attached to said opposite side portions of said upper panel and extending around a person's waist for releasably securing said pad to a person's waist.
Claim 3
Dependent Claim
68 words
The back warmer of claim 1 wherein said belt means comprises a first elongate elastic strap having one end thereof attached to one side of said upper panel, a second elongate elastic strap having one end thereof attached to the opposite side of said upper panel, and interengaging fastening means fixed to the other ends of said first and second straps for releasably fastening said other ends together.
Claim 4
Dependent Claim
16 words
The back warmer of claim 2 wherein said interengaging fastening means comprises hook and loop fasteners.
Claim 5
Dependent Claim
26 words
The back warmer of claim 1 wherein said upper and lower panels are of a one-piece construction composed of an inner lining and an outer casing.
Claim 6
Dependent Claim
27 words
The back warmer of claim 4 wherein said outer casing is composed of a woven cloth, and said inner lining is composed of a heat insulating material.
Claim 7
Dependent Claim
21 words
The back warmer of claim 1 further including a pocket formed on said upper panel adapted to enclose a heating element.
Claim 8
Dependent Claim
29 words
The back warmer of claim 6 further including hook and loop fastener means on said upper panel and pocket for closing said pocket and containing said heating element therein.
Claim 9
Dependent Claim
120 words
A back warmer and insulating garment for keeping a person's lower back warm, comprising: a flexible insulating pad conforming to the shape of a person's torso including an upper panel extending between opposite sides of a person and around a person's lumbar, and having opposite side portions encircling a person's waist and a lower panel extending downwardly from said upper panel to substantially cover a person's caudal vertebra; belt means attached to said opposite side portions of said upper panel and extending around a person's waist for releasably securing said pad to a person's waist; and a seat cushion portion extending downwardly from said lower panel, and hinge means for hingedly connecting said seat cushion portion to said lower panel.
Claim 10
Dependent Claim
120 words
A back warmer and insulating garment for keeping a person's lower back warm, comprising: a flexible insulating pad conforming to the shape of a person's torso including an upper panel extending between opposite sides of a person and around a person's lumbar, and having opposite side portions encircling a person's waist and a lower panel extending downwardly from said upper panel to substantially cover a person's caudal vertebra; belt means attached to said opposite side portions of said upper panel and extending around a person's waist for releasably securing said pad to a person's waist; and a seat cushion portion extending downwardly from said lower panel, and hinge means for hingedly connecting said seat cushion portion to said lower panel.
Claim 11
Dependent Claim
33 words
The back warmer of claim 8 further including hook and loop fastener means on said seat cushion portion and said upper panel for releasably fastening said seat cushion portion to said upper panel.
Claim 12
Dependent Claim
21 words
The back warmer of claim 8 further including securing means for releasably securing said seat cushion portion to said lower panel.
Claim 13
Dependent Claim
25 words
The back warmer of claim 10, wherein said securing means comprises hook and loop fastener means on said lower panel and said seat cushion portion.
References Cited (Backward Citations)
US2675798A
Cited
US1970081A
Cited
US2573791A
Cited
US2612155A
Cited
US2750597A
Cited
US3476102A
Cited
US3980070A
Cited
US4282005A
Cited
US4527566A
Cited
US4604987A
Cited
US4688572A
Cited
US4884295A
Cited
US4949887A
Cited
US4756299A
Cited
US5084986A
Cited
US4955126A
Cited
US5046479A
Cited
US5060639A
Cited
US5058563A
Cited
US5086514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1998-03-20 | 1998-09-19 | 1999-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-03-20 | 2002-09-19 | 2003-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-03-20 | 2006-09-19 | 2007-03-21 | $7700.00 | Window Closed / Lapsed |