Patent US4773106A successfully refreshed from Google Patents.
US4773106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Back support
Assignee: Individual
•
Filing: 1986-10-10
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Granted: 1988-09-27
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Expires: 2006-10-10
Abstract
Abstract A back supporting device which permits a wearer to sit in an upright position for extended periods of time without discomfort including a flexible padded back support dimensioned to engage and support the lower back of the wearer and straps attached to the end of the pad which are adapted to loop around the knees of the wearer when in a sitting position in order to tension the support against the wearer's back.
Inventors
- 👤 Victor Toso
- 👤 Stuart H. Spector
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:51
CPC Classifications
A; A47; A47C; A47C16/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
151 words
A support device for supporting the lower back region of a user in a seated position comprising: a double-ended, flexible, rectangular, back supporting member having a length substantially spanning the width of the lower back of said user and a width substantially spanning the height of the lumbar portion of said user; a pair of elongated straps attached to and extending from the ends of said double-ended, back-supporting member; said straps forming loops and being of such a length to engage the knees of said user when said user is in a seated position; and a pair of knee pads slideably positioned on said straps; said knee pads being sized to cover the knees of said user; whereby the force of said user's knees on said straps pulls said back supporting member against the lower back of said user enabling said user to sit upright comfortably for extended periods of time.
Claim 2
Dependent Claim
151 words
A support device for supporting the lower back region of a user in a seated position comprising: a double-ended, flexible, rectangular, back supporting member having a length substantially spanning the width of the lower back of said user and a width substantially spanning the height of the lumbar portion of said user; a pair of elongated straps attached to and extending from the ends of said double-ended, back-supporting member; said straps forming loops and being of such a length to engage the knees of said user when said user is in a seated position; and a pair of knee pads slideably positioned on said straps; said knee pads being sized to cover the knees of said user; whereby the force of said user's knees on said straps pulls said back supporting member against the lower back of said user enabling said user to sit upright comfortably for extended periods of time.
Claim 3
Dependent Claim
15 words
The support device of claim 1 wherein said back supporting member further includes a cushion.
Claim 4
Dependent Claim
36 words
The support device of claim 2 wherein said back supporting member further includes a double-ended open flexible sleeve covering said cushion and said back supporting member for maintaining said cushion and said back supporting member together.
Claim 5
Dependent Claim
25 words
The support device of claim 3 further including separable fastener means at each of the ends of said double-ended open sleeve to permit closure thereof.
Claim 6
Dependent Claim
63 words
The support device of claim 1 further including a retainer strap attached to said double-ended rectangular back supporting member; said retainer strap being adapted to encircle the torso of a user and in use maintaining said back supporting member in place on the lower back of said user without the necessity of said elongated straps being engaged on the knees of said user.
Claim 7
Independent Claim
76 words
A method of supporting the lumbar region of a user in a seated position comprising the steps of: locating a padded support member on said lumbar region; securing padded straps to said support member and forming a loop with said padded straps and looping the same. around the knees of said user; and exerting an outward force with the knees against the straps thereby pulling said support member against said lumbar region and supporting the same.
Claim 8
Independent Claim
76 words
A method of supporting the lumbar region of a user in a seated position comprising the steps of: locating a padded support member on said lumbar region; securing padded straps to said support member and forming a loop with said padded straps and looping the same. around the knees of said user; and exerting an outward force with the knees against the straps thereby pulling said support member against said lumbar region and supporting the same.
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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) | 1991-09-27 | 1992-03-28 | 1992-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-09-27 | 1996-03-28 | 1996-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-09-27 | 2000-03-28 | 2000-09-27 | $7700.00 | Window Closed / Lapsed |