US4477935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mattress support system
Assignee: Individual
•
Filing: 1982-01-08
•
Granted: 1984-10-23
•
Expires: 2002-01-08
Abstract
Abstract A mattress support system including a support frame, tubular air springs and mattress support slats extending between pockets formed at a top surface of sleeves surrounding bladders of the tubular support springs.
Inventors
- 👤 Gordon D. Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:38
CPC Classifications
A; A47; A47C; A47C23/00; A47C23/04; A47C23/047; A47C23/06; A47C23/062; A47C23/065; A47C23/30
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
89 words
A mattress support system comprising a plurality of spaced apart, parallel elongate air springs, each of said air springs including an elongate air filled, air impervious bladder, a fabric sleeve surrounding said bladder and having multiple pockets extending over a longitudinal centerline at the outer surface of the sleeve, said pockets comprising means on the air spring for receiving and supporting ends of said slats; and a plurality of slats extending between adjacent ones of the elongate air springs with each end of each slat extending into a pocket.
Claim 2
Dependent Claim
89 words
A mattress support system comprising a plurality of spaced apart, parallel elongate air springs, each of said air springs including an elongate air filled, air impervious bladder, a fabric sleeve surrounding said bladder and having multiple pockets extending over a longitudinal centerline at the outer surface of the sleeve, said pockets comprising means on the air spring for receiving and supporting ends of said slats; and a plurality of slats extending between adjacent ones of the elongate air springs with each end of each slat extending into a pocket.
Claim 3
Dependent Claim
17 words
A mattress support system as in claim 1 including a pair of spaced apart, elongate air springs.
Claim 4
Dependent Claim
17 words
A mattress support system as in claim 1, including at least three spaced apart, elongate air springs.
Claim 5
Dependent Claim
34 words
A mattress support system as in claim 1, further including a frame comprising a flat bottom in which the air springs are rested and edges and ends surrounding the bottom and the air springs.
References Cited (Backward Citations)
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Cited
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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) | 1987-10-23 | 1988-04-23 | 1988-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-10-23 | 1992-04-23 | 1992-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-10-23 | 1996-04-23 | 1996-10-23 | $7700.00 | Window Closed / Lapsed |