Waterproof mattress
Abstract
Abstract A MATTRESS MAY COMPRISE AN INNER SPRING AND TWO PANELS ABOVE AND BELOW SPRING, EACH PANEL RELEASABLE ANCHORED TO THE SPRING, AT ITS EDGE, EACH PANEL HAVING A HALF BOXING, THE HALF BOXINGS BEING RELEASABLY CONNECTED AS BY A ZIPPER. EACH PANEL MAY INCLUDE AN INNER COVER, A RESILIENT URETHANE FOAM PAD, AND AN OUTER SCRIM, QUILTED TOGETHER WITH THE COVER AND SCRIM IN TENSION AND THE PAID IN COMPRESSION, RENDERING THE PANEL LATERALLY RIGID WHILE TRANSVERSELY FLEXIBLE. EACH PANEL MAY FURTHER INCLUDE AN IMPERFORATE, WATERPROOF OUTER COVER ATTACHED AT ITS PERIPHERY BY A SEALED INNER SEAM TO THE OUTER EDGE OF THE HALF BOXING, HE LATTER ALSO BEING WATERPROOF, THE HALF BOXING BEING ATTACHED AT ITS MIDLINE TO THE PERIPHERY OF THE INNER COVER. THE HALF BOXING MAY BE A PADDED, QUILTED LAMINATE WITH HALF OF THE ZIPPER ATTACHED TO ITS INNER EDGE.
Inventors
- 👤 Eugene A Marsico
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |