Patent US4521970A successfully refreshed from Google Patents.
US4521970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water bed sheet anchoring apparatus
Assignee: Individual
•
Filing: 1983-09-06
•
Granted: 1985-06-11
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Expires: 2003-09-06
Abstract
Abstract An anchoring device for the sheet and/or other covers of a water bed includes a generally elongated rectangular, flat panel for positioning under a water bed mattress to be held in place by the weight of the mattress against the bed support platform and including an elongated slot for receiving a button secured to the corners of the sheets for retaining the sheet in place.
Inventors
- 👤 James M. Jester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:00
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/02; A47C21/022; A47C27/00; A47C27/08; A47C27/085; Y; Y10; Y10T; Y10T24/00; Y10T24/23; Y10T24/36; Y10T24/3681
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
63 words
A sheet holder for a water bed, comprising: a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof defined by a pair of spaced apart rails wherein said slot and rails project above the top surface of said panel for overlapping and engaging the edges of a button.
Claim 2
Dependent Claim
63 words
A sheet holder for a water bed, comprising: a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof defined by a pair of spaced apart rails wherein said slot and rails project above the top surface of said panel for overlapping and engaging the edges of a button.
Claim 3
Dependent Claim
27 words
The sheet holder of claim 1 in combination with a button locator for location of a button on a sheet for cooperative engagement with said anchoring slot.
Claim 4
Dependent Claim
25 words
The sheet holder of claim 1 wherein said panel is about three and one-half inches wide and about eight inches long with one rounded end.
Claim 5
Dependent Claim
15 words
The sheet holder of claim 3 wherein said slot opens away from said rounded end.
Claim 6
Dependent Claim
25 words
The sheet holder of claim 4 wherein said slot is disposed from about one-half to two-thirds the length of said panel from said rounded end.
Claim 7
Dependent Claim
66 words
A sheet holder for a water bed, comprising: a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof defined by a pair of rails for overlapping and engaging the edges of a button wherein said slot and rails are formed within the space between said top surface and said bottom surface.
Claim 8
Dependent Claim
66 words
A sheet holder for a water bed, comprising: a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof defined by a pair of rails for overlapping and engaging the edges of a button wherein said slot and rails are formed within the space between said top surface and said bottom surface.
Claim 9
Dependent Claim
25 words
The sheet holder of claim 6 wherein said panel is about three and one-half inches wide and about eight inches long with one rounded end.
Claim 10
Dependent Claim
15 words
The sheet holder of claim 7 wherein said slot opens away from said rounded end.
Claim 11
Dependent Claim
25 words
The sheet holder of claim 8 wherein said slot is disposed from about one-half to two-thirds the length of said panel from said rounded end.
Claim 12
Dependent Claim
67 words
A sheet holder for a water bed, comprising: a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof defined by a pair of rails for overlapping and engaging the edges of a button wherein said panel is about three and one-half inches wide and about eight inches long with one rounded end.
Claim 13
Dependent Claim
67 words
A sheet holder for a water bed, comprising: a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof defined by a pair of rails for overlapping and engaging the edges of a button wherein said panel is about three and one-half inches wide and about eight inches long with one rounded end.
Claim 14
Dependent Claim
15 words
The sheet holder of claim 10 wherein said slot opens away from said rounded end.
Claim 15
Dependent Claim
22 words
The sheet holder of claim 11 wherein said slot is disposed about two-thirds the length of said panel from said rounded end.
Claim 16
Dependent Claim
74 words
A sheet holder for a water bed, comprising; a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof for receiving a fastening button; a button locator for location of a button on a sheet for cooperative engagement with said anchoring slot wherein said locator comprises an elongated flexible strap, and a button secured to one end of said strap.
Claim 17
Dependent Claim
74 words
A sheet holder for a water bed, comprising; a generally thin flat panel having a top surface and a bottom surface; an anchoring slot opening to the top and toward one end thereof for receiving a fastening button; a button locator for location of a button on a sheet for cooperative engagement with said anchoring slot wherein said locator comprises an elongated flexible strap, and a button secured to one end of said strap.
Claim 18
Dependent Claim
41 words
The sheet holder of claim 13 wherein said anchoring slot is defined by a pair of spaced apart rails wherein said slot and rails project above the top surface of said panel for overlapping and engaging the edges of a button.
Claim 19
Dependent Claim
25 words
The sheet holder of claim 13 wherein said panel is about three and one-half inches wide and about eight inches long with one rounded end.
Claim 20
Dependent Claim
15 words
The sheet holder of claim 15 wherein said slot opens away from said rounded end.
Claim 21
Dependent Claim
25 words
The sheet holder of claim 16 wherein said slot is disposed from about one-half to two-thirds the length of said panel from said rounded end.
References Cited (Backward Citations)
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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) | 1988-06-10 | 1988-12-10 | 1989-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-06-10 | 1992-12-10 | 1993-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-06-10 | 1996-12-10 | 1997-06-11 | $7700.00 | Window Closed / Lapsed |