Patent US4074107A successfully refreshed from Google Patents.
US4074107A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Comfort quilt
Assignee: Lee Raymond Organization Inc
•
Filing: 1976-10-19
•
Granted: 1978-02-14
•
Expires: 1996-10-19
Abstract
Abstract A quilt shaped to fit about the top surface, sides and bottom edges of a mattress. The quilt is formed of insulated cotton material with a continuous electrical heating element embedded in the top sheet which is covered by a waterproof plastic cover sheet bonded to the top sheet. The heating element is externally connected to a control box for regulating the flow of the electricity to the heating element.
Inventors
- 👤 Margurita L. Moss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:56
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/34; H05B3/342; A; A47; A47C; A47C21/00; A47C21/04; A47C21/048; H05B2203/00; H05B2203/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A quilt, shaped to fit about the top surface, sides and bottom edges of a mattress to which the quilt may be attached, such that the quilt may be directly attached to a said mattress, so as to serve as an electrically heatably waterproof mattress cover; upon which a user may rest, Said quilt formed of a top surface of insulated fabric in which an electrical heating element is embedded, together with a cover of waterproof plastic sheeting bonded to the exterior surface of said fabric.
Claim 2
Dependent Claim
86 words
A quilt, shaped to fit about the top surface, sides and bottom edges of a mattress to which the quilt may be attached, such that the quilt may be directly attached to a said mattress, so as to serve as an electrically heatably waterproof mattress cover; upon which a user may rest, Said quilt formed of a top surface of insulated fabric in which an electrical heating element is embedded, together with a cover of waterproof plastic sheeting bonded to the exterior surface of said fabric.
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) | 1981-02-13 | 1981-08-15 | 1982-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-13 | 1985-08-15 | 1986-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-13 | 1989-08-15 | 1990-02-14 | $7700.00 | Window Closed / Lapsed |