US4452224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casserole set
Assignee: TOFLE (TOFLE Co INC) KK
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Filing: 1982-08-03
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Granted: 1984-06-05
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Expires: 2002-08-03
Abstract
Abstract A casserole set includes a gas burner within a portable cooking stove, volcanic stones above the gas burner, and a transparent or semi-transparent pan comprising synthetic resins or heat resisting glass on the cooking stove. Cooking is accomplished by heating the volcanic stones with the gas burner.
Inventors
- 👤 Yoshiro Misumida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:44
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/07; A47J37/0704; A47J37/0713; A47J36/00; A47J36/24; A47J36/26
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
81 words
A casserole cooking apparatus for simulating Japanese style charcoal-fire casserole cooking, consisting essentially of: a housing having an opening in the top portion thereof; volcanic rocks supported within said housing beneath said opening; a gas burner within said housing for heating said rocks to a temperature sufficiently high to cause said rocks to glow; and a transparent vessel supported by said housing on the periphery of said opening for permitting viewing of said rocks during cooking of foodstuff within said vessel.
Claim 2
Dependent Claim
81 words
A casserole cooking apparatus for simulating Japanese style charcoal-fire casserole cooking, consisting essentially of: a housing having an opening in the top portion thereof; volcanic rocks supported within said housing beneath said opening; a gas burner within said housing for heating said rocks to a temperature sufficiently high to cause said rocks to glow; and a transparent vessel supported by said housing on the periphery of said opening for permitting viewing of said rocks during cooking of foodstuff within said vessel.
Claim 3
Dependent Claim
31 words
An apparatus as in claim 1, wherein said vessel is a thin-walled vessel formed of a synthetic resin selected from the group consisting of fluoric resin, acrylic resin and polycarbonate resin.
Claim 4
Dependent Claim
93 words
A casserole cooking apparatus for simulating Japanese style charcoal-like casserole cooking, consisting essentially of: a generally cylindrical housing having a circular opening in the uppermost portion thereof; volcanic rocks supported within said housing beneath said opening; a burner within said housing beneath said rocks for heating said rocks to a high temperature for causing said rocks to glow; and a transparent vessel having a configuration which conforms to and is supported above said rocks by the periphery of said circular opening for permitting viewing of said glowing rocks during use of said apparatus.
Claim 5
Dependent Claim
93 words
A casserole cooking apparatus for simulating Japanese style charcoal-like casserole cooking, consisting essentially of: a generally cylindrical housing having a circular opening in the uppermost portion thereof; volcanic rocks supported within said housing beneath said opening; a burner within said housing beneath said rocks for heating said rocks to a high temperature for causing said rocks to glow; and a transparent vessel having a configuration which conforms to and is supported above said rocks by the periphery of said circular opening for permitting viewing of said glowing rocks during use of said apparatus.
Claim 6
Dependent Claim
31 words
An apparatus as in claim 3, wherein said vessel is a thin-walled vessel formed of a synthetic resin selected from the group consisting of fluoric resin, acrylic resin and polycarbonate resin.
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) | 1987-06-05 | 1987-12-05 | 1988-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-06-05 | 1991-12-05 | 1992-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-06-05 | 1995-12-05 | 1996-06-05 | $7700.00 | Window Closed / Lapsed |