Patent US4475532A successfully refreshed from Google Patents.
US4475532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined heater stool and carrying case
Assignee: Individual
•
Filing: 1983-06-15
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Granted: 1984-10-09
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Expires: 2003-06-15
Abstract
Abstract This invention relates to portable duck blind stools in general, and more specifically to a heated stool construction that can be inverted to serve as a carrying case for transporting articles to and from a duck blind, and which is further provided with a securable lid member having a plurality of closed fuel receptacles attached thereto, to create a heat source for the stool proper.
Inventors
- 👤 Cecil M. Woods
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:40
CPC Classifications
A; A47; A47C; A47C15/00; A47C15/004; A47C7/00; A47C7/62; A47C7/72; A47C7/74; A47C7/748; A47C9/00; A47C9/10
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
94 words
A combined heater, stool, and carrying case wherein the device comprises: an elongated receptacle member having an open end with a handle element disposed proximate thereto, and a shallow recess formed in the closed end of the receptacle member, and a lid member adapted to sealingly engage the open end of the elongated receptacle member, and further provided with a heat producing means secured to the underside of the lid element, wherein the heat producing means comprises at least one fuel cylinder having a cap member operatively connected thereto via a flexible retaining means.
Claim 2
Dependent Claim
94 words
A combined heater, stool, and carrying case wherein the device comprises: an elongated receptacle member having an open end with a handle element disposed proximate thereto, and a shallow recess formed in the closed end of the receptacle member, and a lid member adapted to sealingly engage the open end of the elongated receptacle member, and further provided with a heat producing means secured to the underside of the lid element, wherein the heat producing means comprises at least one fuel cylinder having a cap member operatively connected thereto via a flexible retaining means.
Claim 3
Dependent Claim
32 words
A device as in claim 1; wherein, the heat producing means comprises a plurality of fuel cylinders, which are provided with cap members that are operatively connected thereto, via flexible retaining means.
Claim 4
Dependent Claim
29 words
A device as in claim 2; wherein, the elongated receptacle is provided with a damper aperture disposed proximate to, but spaced from, the open end of the said receptacle.
Claim 5
Dependent Claim
31 words
A device as in claim 3; wherein, a damper element is moveably disposed adjacent to the damper aperture, and adapted to sealingly engage the surface of the receptacle surrounding the aperture.
Claim 6
Dependent Claim
26 words
A device as in claim 1; wherein, the shallow recess formed in the closed end of the receptacle is further provided with a seat pad element.
Claim 7
Dependent Claim
34 words
A device as in claim 4 wherein the fuel cylinders are dimensioned such that they will extend up to a third of the depth of the receptacle when the lid member is in place.
Claim 8
Dependent Claim
30 words
A device as in claim 6; wherein, the damper aperture is disposed at approximately the same level as the tops of the fuel cylinder when the lid is in place.
Claim 9
Dependent Claim
19 words
A device as in claim 7; wherein, the damper element is pivotally disposed with respect to the damper actuator.
Claim 10
Dependent Claim
19 words
A device as in claim 7; wherein, the damper element is slidingly disposed with respect to the damper aperture.
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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) | 1987-10-09 | 1988-04-09 | 1988-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-10-09 | 1992-04-09 | 1992-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-10-09 | 1996-04-09 | 1996-10-09 | $7700.00 | Window Closed / Lapsed |