US4604987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heated stadium cushion
Assignee: Individual
•
Filing: 1985-10-04
•
Granted: 1986-08-12
•
Expires: 2005-10-04
Abstract
Abstract A heated stadium cushion has a pad having a pocket adapted to contain an air-activated chemical heating packet. A second pocket contains weather-resistant clothing, such as a poncho. In another embodiment a slipcover is provided for enclosing a conventional seat cushion, the slipcover having an enclosed pocket for the heating element.
Inventors
- 👤 Heidi Keltner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:16
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61F7/03; A47; A47C; A47C1/00; A47C1/16; A47C7/00; A47C7/02; A47C7/021; A61F2007/0001; A61F2007/0225; A61F2007/0228; Y; Y10; Y10S; Y10S5/00; Y10S5/922
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
81 words
In combination, a heated cushion device comprising a foam pad enclosed in a unitary flexible casing, a first pocket attached to an exterior portion of the casing adapted to enclose a heating element, a second pocket attached to the casing adapted to enclose at least one article of weather-resistant clothing, handle means attached to the casing for carrying the device, said first pocket is located interior of said second pocket and an air-activated chemical heating element enclosed within said first pocket.
Claim 2
Dependent Claim
81 words
In combination, a heated cushion device comprising a foam pad enclosed in a unitary flexible casing, a first pocket attached to an exterior portion of the casing adapted to enclose a heating element, a second pocket attached to the casing adapted to enclose at least one article of weather-resistant clothing, handle means attached to the casing for carrying the device, said first pocket is located interior of said second pocket and an air-activated chemical heating element enclosed within said first pocket.
Claim 3
Dependent Claim
34 words
The combination of claim 1 wherein the strap is an elongate elastic member having one end thereof permanently attached to the casing, and interengaging fastening means fixed to another end of said strap means.
Claim 4
Dependent Claim
39 words
The combination of claim 2 also comprising interengaging fastening means mounted on the casing to enable the other end of the strap means to be removably affixed to the casing, thereby forming a loop functional as a carrying handle.
Claim 5
Dependent Claim
19 words
The combination of claim 1 also comprising at least one article of weather-resistant clothing mounted in said second pocket.
Claim 6
Dependent Claim
86 words
The combination of claim 1 wherein the cushion device comprises third interengaging fastening means mounted proximate to an edge of the cushion device, and fourth interengaging fastening means adapted to engage with said third interengaging fastening means mounted on an opposing edge of the cushion device, said third and fourth interengaging fastening means being oriented on said cushion device such that the device may be rolled into a generally cylindrical position, and may be retained in said position by attachment of said respective interengaging fastening means.
Claim 7
Dependent Claim
78 words
In combination, a cushion comprising a flexible foam pad enclosed within a flexible casing having generally flat front and back panels, and a removable slipcover comprising a flexible, air permeable material adapted to slideably receive the cushion and to retain generally the same size and shape as said cushion, said slipcover also having front and back panels, and pocket means mounted on a panel of the slipcover, and an air-activated chemical heating pad slideably engaged in said pocket.
Claim 8
Dependent Claim
78 words
In combination, a cushion comprising a flexible foam pad enclosed within a flexible casing having generally flat front and back panels, and a removable slipcover comprising a flexible, air permeable material adapted to slideably receive the cushion and to retain generally the same size and shape as said cushion, said slipcover also having front and back panels, and pocket means mounted on a panel of the slipcover, and an air-activated chemical heating pad slideably engaged in said pocket.
Claim 9
Dependent Claim
15 words
The combination of claim 6 wherein the pocket means is located interior of the slipcover.
Claim 10
Dependent Claim
19 words
The combination of claim 6 wherein the chemical heating element comprises a granular mixture of iron, salt, and water.
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) | 1989-08-11 | 1990-02-10 | 1990-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-08-11 | 1994-02-10 | 1994-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-08-11 | 1998-02-10 | 1998-08-12 | $7700.00 | Window Closed / Lapsed |