Patent US4449261A successfully refreshed from Google Patents.
US4449261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed mattress having an improved pillow top
Assignee: Dreamwell Ltd
•
Filing: 1981-06-22
•
Granted: 1984-05-22
•
Expires: 2001-06-22
Abstract
Abstract A mattress is provided having a continuous border portion having a removable and reversible pillow top fastened thereto. The border portion has a large cavity disposed therein to receptably receive a core mattress. Differing core mattresses can be inserted into the cavity to modify the degree of firmness of the overall mattress. The border portion is further internally provided with supporting means such as coil springs disposed therein. The reversible pillow top provides further versatility in providing a variety of sleeping surfaces.
Inventors
- 👤 Robert A. Magnusson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:29
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/04; A47C21/042; A47C21/044; A47C21/048; A47C27/00; A47C27/001; A47C27/04; A47C27/06; A47C27/062; A47C27/066; A47C27/14; A47C27/148; A47C27/20; A47C31/00; A47C31/10; A47C31/105
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
149 words
A mattress comprising a border portion having a top, bottom and outer side, said border portion extending in a continuous configuration and further comprising a plurality of coil springs, said coil springs transversely extending the entire height of said border portion and having an individually pocketed configuration; said border portion defining a periphery of a cavity disposed therein; at least one mattress core receptably received with said cavity and comprising a plurality of spring coils placed therein, each of said coils being individually enveloped with a pocketing material to form a plurality of pocketed coils; said mattress further comprising a removable pillow top having differing physical characteristics on the opposite surfaces thereof, said pillow top having slideable fastener means for removably and reversibly fastening said pillow top along the periphery thereof to the top of said border portion along the outer periphery of said border portion of the mattress.
Claim 2
Dependent Claim
149 words
A mattress comprising a border portion having a top, bottom and outer side, said border portion extending in a continuous configuration and further comprising a plurality of coil springs, said coil springs transversely extending the entire height of said border portion and having an individually pocketed configuration; said border portion defining a periphery of a cavity disposed therein; at least one mattress core receptably received with said cavity and comprising a plurality of spring coils placed therein, each of said coils being individually enveloped with a pocketing material to form a plurality of pocketed coils; said mattress further comprising a removable pillow top having differing physical characteristics on the opposite surfaces thereof, said pillow top having slideable fastener means for removably and reversibly fastening said pillow top along the periphery thereof to the top of said border portion along the outer periphery of said border portion of the mattress.
Claim 3
Dependent Claim
14 words
A mattress as defined in claim 1, said core coils comprising a non-nested configuration.
Claim 4
Dependent Claim
27 words
A mattress as defined in claim 1, said core coils having material individually encasing each said coil, said material being ultrasonically welded for interlinking said core coils.
Claim 5
Dependent Claim
98 words
A mattress arrangement comprising a mattress body; a removable pillow top having quilted top and bottom surfaces being fastened onto said mattress body and being coextensive therewith so as to cover the entire surface of said mattress body, said pillow top having opposite surfaces providing different comfort levels or support depending upon the surface which is exposed to a user of the mattress; and slidable fastener means for removably and reversibly fastening said pillow top to said mattress body so as to facilitate reversing of said pillow top to selectively provide a different sleeping surface to the user.
Claim 6
Dependent Claim
98 words
A mattress arrangement comprising a mattress body; a removable pillow top having quilted top and bottom surfaces being fastened onto said mattress body and being coextensive therewith so as to cover the entire surface of said mattress body, said pillow top having opposite surfaces providing different comfort levels or support depending upon the surface which is exposed to a user of the mattress; and slidable fastener means for removably and reversibly fastening said pillow top to said mattress body so as to facilitate reversing of said pillow top to selectively provide a different sleeping surface to the user.
Claim 7
Dependent Claim
43 words
A mattress arrangement as defined in claim 4, comprising a border portion having a top, bottom and an outer side, and extending in a continuous configuration; coil springs in said border portion defining the periphery of a cavity for receiving said mattress body.
Claim 8
Dependent Claim
15 words
A mattress arrangement as defined in claim 5, said coil springs comprising pocketed coil springs.
Claim 9
Dependent Claim
16 words
A mattress arrangement as defined in claim 6, said pocketed coil springs comprising non-nested coil springs.
Claim 10
Dependent Claim
24 words
A mattress arrangement as defined in claim 6, said pocketed coil springs being interconnected through ultrasonic welding of the material housing said coil springs.
Claim 11
Dependent Claim
45 words
A mattress arrangement as defined in claim 5, said border portion being encased in an upholstery, said upholstery comprising a substantially plush material along said outer side of said border portion, said bottom and top sides thereof having upholstery of a generally soft non-stretchable material.
Claim 12
Dependent Claim
15 words
A mattress arrangement as defined in claim 9, said generally soft material comprising breathable fabric.
Claim 13
Dependent Claim
31 words
A mattress arrangement as defined in claim 5, said mattress further comprising a liner releasably fastened to said border portion in spaced relation between said border portion and said pillow top.
Claim 14
Dependent Claim
22 words
A mattress arrangement as defined in claim 11, said mattress further comprising a heater panel secured in juxtaposition to said pillow top.
Claim 15
Dependent Claim
19 words
A mattress arrangement as defined in claim 4, said pillow top further comprising means for concealing said fastening means.
Claim 16
Dependent Claim
40 words
A mattress arrangement as defined in claim 4, said mattress body including at least one mattress core comprising a foam pad having a layer of short coils placed therein, said short coils being disposed throughout the midsection of said pad.
Claim 17
Dependent Claim
23 words
A mattress arrangement as defined in claim 4, said mattress body including at least one mattress core having a plurality of coil springs.
Claim 18
Dependent Claim
20 words
A mattress arrangement as defined in claim 4, said mattress body including at least one mattress core of solid foam.
Claim 19
Dependent Claim
39 words
A mattress arrangement as defined in claim 4, said mattress body including at least one mattress core comprising at least three portions independently disposed, at least two outer foam pads, with said third portion positioned therebetween having coils therein.
Claim 20
Dependent Claim
42 words
A mattress arrangement as defined in claim 4, said mattress body including at least one mattress core comprising an air core, said air core comprised of a hollow outer shell having supporting walls spaced therein, said walls separated by pockets of air.
References Cited (Backward Citations)
DE496756C
Cited
US1371362A
Cited
US1356148A
Cited
US1375061A
Cited
US1393755A
Cited
US2154910A
Cited
US2504352A
Cited
US2651788A
Cited
BE555821A
Cited
US3166768A
Cited
US3241161A
Cited
US3287749A
Cited
US3493980A
Cited
US3530487A
Cited
DE1778736A1
Cited
US3534417A
Cited
DE2117333A1
Cited
US3837021A
Cited
US3950798A
Cited
US4162393A
Cited
US4015299A
Cited
GB1541071A
Cited
US4245363A
Cited
US4234983A
Cited
US4224706A
Cited
US4234984A
Cited
US4274169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-05-22 | 1987-11-21 | 1988-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-05-22 | 1991-11-21 | 1992-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-05-22 | 1995-11-21 | 1996-05-22 | $7700.00 | Window Closed / Lapsed |