Patent US4244065A successfully refreshed from Google Patents.
US4244065A
Expired / Lapsed
US
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Water bed construction
Assignee: Individual
•
Filing: 1979-05-21
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Granted: 1981-01-13
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Expires: 1999-05-21
Abstract
Abstract Construction for a water bed including a bladder filled with water or other fluid, a foam rubber framing element which is provided with a bladder receiving recess which provides a peripheral frame for the bladder and an upper surface within the frame upon which the bladder will rest. The foam rubber framing unit and the water bladder is supported and carried by a mattress and box spring of normal construction or may be supported and carried by the box spring singularly.
Inventors
- 👤 David Hartwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:36
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/08; A47C27/085
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
83 words
A water bed structure including: a. a fluid retaining bladder of a generally rectangular shape and of a first predetermined thickness; b. a retaining frame formed of a resilient material and being of a generally rectangular shape and of a second predetermined thickness and providing an upper and a lower surface; c. a recess formed in said retaining frame in said upper surface thereof; and, d. said bladder receiving recess being of a depth less than said first predetermined thickness of said bladder.
Claim 2
Dependent Claim
83 words
A water bed structure including: a. a fluid retaining bladder of a generally rectangular shape and of a first predetermined thickness; b. a retaining frame formed of a resilient material and being of a generally rectangular shape and of a second predetermined thickness and providing an upper and a lower surface; c. a recess formed in said retaining frame in said upper surface thereof; and, d. said bladder receiving recess being of a depth less than said first predetermined thickness of said bladder.
Claim 3
Dependent Claim
27 words
The structure set forth in claim 1 the depth of said recess in said retaining frame being from one-half to two-thirds of the thickness of said bladder.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-01-13 | 1984-07-14 | 1985-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-13 | 1988-07-14 | 1989-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-13 | 1992-07-14 | 1993-01-13 | $7700.00 | Window Closed / Lapsed |