Patent US4210124A successfully refreshed from Google Patents.
US4210124A
Expired / Lapsed
US
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Dish for holding food to be heated in a microwave cooking chamber
Assignee: BSH Hausgeräte GmbH
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Filing: 1978-12-22
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Granted: 1980-07-01
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Expires: 1998-12-22
Abstract
Abstract Dish for holding food to be heated in a microwave cooking chamber in which the dish bowl provided for holding the food is made to obtain high absorption of high-frequency radiation and the handles and/or base are made to obtain low absorption of high-frequency radiation. In one form the dish has two dish bowls with a common bottom wall, and with one dish bowl having its inner surface covered with a high-frequency radiation-absorbing coating, and the other dish bowl having its inner surface covered with a high-frequency radiation-reflecting coating.
Inventors
- 👤 Julius Husslein
- 👤 Wilhelm Hertel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:51
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/647; H05B6/6491; H05B6/6494; A; A47; A47J; A47J36/00; A47J36/02; A47J36/04
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
72 words
A dish for holding food to be heated in a microwave cooking chamber comprising a dish bowl, a base extending down from said dish bowl, said base forming the side wall of a second dish bowl arranged substantially mirror-symmetrically to said first dish bowl, said first dish having its inner surface covered with a high-frequency radiation coating, and said second dish bowl having its inner surface covered with a high-frequency radiation-reflecting coating.
Claim 2
Dependent Claim
72 words
A dish for holding food to be heated in a microwave cooking chamber comprising a dish bowl, a base extending down from said dish bowl, said base forming the side wall of a second dish bowl arranged substantially mirror-symmetrically to said first dish bowl, said first dish having its inner surface covered with a high-frequency radiation coating, and said second dish bowl having its inner surface covered with a high-frequency radiation-reflecting coating.
Claim 3
Dependent Claim
24 words
A dish for holding food according to claim 1, wherein said radiation-absorbing coating is tin oxide and said radiation-reflecting coating is a metal foil.
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) | 1983-07-01 | 1983-12-31 | 1984-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-07-01 | 1987-12-31 | 1988-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-07-01 | 1991-12-31 | 1992-07-01 | $7700.00 | Window Closed / Lapsed |