US3694832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fitted bed sheet
Assignee: Johnson and Johnson
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Filing: 1970-09-29
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Granted: 1972-10-03
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Expires: 1990-09-29
Abstract
Abstract A fitted bed sheet prepared from a simple, substantially rectangular blank of textile material by inexpensive manufacturing techniques which provide fitted or mitered corners whereby the sheet clings to the mattress or pad upon which it is placed and resists movements to shift or dislodge it therefrom, and wherein there is substantially no excess textile material to form undesirable pockets, recesses, or folds.
Inventors
- 👤 Samuel J Jamison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:00
CPC Classifications
A; A47; A47G; A47G9/00; A47G9/02; A47G9/0238; A47G9/0246
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
133 words
A fitted bed sheet of simplified construction prepared from a substantially rectangular blank of textile material comprising a central substantially rectangular panel, a pair of opposed side panels formed integrally with said central panel, and a pair of opposed end panels formed integrally with said central panel, at least one of said end panels having cut out therefrom a pair of triangular pieces, each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said end panel, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel said isosceles triangle having base angles of from about 45* to about 36*.
Claim 2
Dependent Claim
133 words
A fitted bed sheet of simplified construction prepared from a substantially rectangular blank of textile material comprising a central substantially rectangular panel, a pair of opposed side panels formed integrally with said central panel, and a pair of opposed end panels formed integrally with said central panel, at least one of said end panels having cut out therefrom a pair of triangular pieces, each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said end panel, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel said isosceles triangle having base angles of from about 45* to about 36*.
Claim 3
Dependent Claim
96 words
A fitted bed sheet of simplified construction prepared from a substantially rectangular blank of textile material comprising a top substantially rectangular panel, a pair of opposed side panels formed integrally with said top panel, and at least one end panel comprising a pair of right angled triangular tabs formed integrally with said side panels and a centrally located isosceles trapezoidal portion formed integrally with said top panel, said isosceles trapezoidal portion having base angles of from about 45* to about 36*, said triangular tabs and isosceles trapezoidal portion being joined together to form said end panel.
Claim 4
Dependent Claim
96 words
A fitted bed sheet of simplified construction prepared from a substantially rectangular blank of textile material comprising a top substantially rectangular panel, a pair of opposed side panels formed integrally with said top panel, and at least one end panel comprising a pair of right angled triangular tabs formed integrally with said side panels and a centrally located isosceles trapezoidal portion formed integrally with said top panel, said isosceles trapezoidal portion having base angles of from about 45* to about 36*, said triangular tabs and isosceles trapezoidal portion being joined together to form said end panel.
Claim 5
Dependent Claim
27 words
A fitted bed sheet as defined in claim 2 wherein the triAngular tabs and the isosceles trapezoidal portion are joined by overedge seaming to form each panel.
Claim 6
Dependent Claim
26 words
A fitted bed sheet as defined in claim 2 wherein there are two end panels and both end panels comprise triangular tabs and isosceles trapezoidal portions.
Claim 7
Dependent Claim
131 words
A substantially rectangular blank of textile material for use in forming a fitted bed sheet comprising a central substantially rectangular panel, a pair of opposed side panels formed integrally with said central panel, and a pair of opposed end panels formed integrally with central panel, at least one of said end panels having cut out therefrom a pair of triangular pieces, each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said end panel, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel said isosceles triangle having base angles of from about 45* to about 36*.
Claim 8
Dependent Claim
131 words
A substantially rectangular blank of textile material for use in forming a fitted bed sheet comprising a central substantially rectangular panel, a pair of opposed side panels formed integrally with said central panel, and a pair of opposed end panels formed integrally with central panel, at least one of said end panels having cut out therefrom a pair of triangular pieces, each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said end panel, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel said isosceles triangle having base angles of from about 45* to about 36*.
Claim 9
Independent Claim
138 words
A method of forming a fitted bed sheet which comprises: forming a substantially rectangular blank of textile material comprising a central substantially rectangular panel, a pair of opposed side panels, and a pair of opposed end panels; removing two triangular pieces from at least one end of said end panel, each triangular piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said end panel, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel; folding said side panels inwardly onto said central panel whereby the two equal sides of said isosceles triangles coincide; and joining together said equal sides to form the fitted sheet.
Claim 10
Independent Claim
138 words
A method of forming a fitted bed sheet which comprises: forming a substantially rectangular blank of textile material comprising a central substantially rectangular panel, a pair of opposed side panels, and a pair of opposed end panels; removing two triangular pieces from at least one end of said end panel, each triangular piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said end panel, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel; folding said side panels inwardly onto said central panel whereby the two equal sides of said isosceles triangles coincide; and joining together said equal sides to form the fitted sheet.
Claim 11
Dependent Claim
16 words
A method as defined in claim 6 wherein triangular pieces are removed from both end panels.
Claim 12
Dependent Claim
184 words
A fitted bed sheet of simplified construction prepared from a substantially rectangular blank of textile material comprising a central substantially rectangular panel, a pair of opposed side panels formed integrally with said central panel, and a pair of opposed end panels formed integrally with said central panel, at least one of said end panels having cut out therefrom a pair of triangular pieces each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said panel, said isosceles triangle having base angles of from about 45* to about 36*, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel, and each of said side panels having cut out therefrom at least one triangular piece adjacent one end thereof, each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said side panel and the third side thereof lying along the outer edge of said side panel.
Claim 13
Dependent Claim
184 words
A fitted bed sheet of simplified construction prepared from a substantially rectangular blank of textile material comprising a central substantially rectangular panel, a pair of opposed side panels formed integrally with said central panel, and a pair of opposed end panels formed integrally with said central panel, at least one of said end panels having cut out therefrom a pair of triangular pieces each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said end panel and the third side thereof lying along the outer edge of said panel, said isosceles triangle having base angles of from about 45* to about 36*, the intersection of one of said equal sides with said third side being located substantially at the extremity and corner of said end panel, and each of said side panels having cut out therefrom at least one triangular piece adjacent one end thereof, each piece forming an isosceles triangle with the two equal sides thereof being directed inwardly of said side panel and the third side thereof lying along the outer edge of said side panel.
Claim 14
Dependent Claim
41 words
The fitted bed sheet of claim 8 wherein the apexes of at least two of said triangular pieces cut from said end panel fall on the same line as at least two of said triangular pieces cut from said side panel.
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) | 1975-10-03 | 1976-04-03 | 1976-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-03 | 1980-04-03 | 1980-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-03 | 1984-04-03 | 1984-10-03 | $7700.00 | Window Closed / Lapsed |