Patent US3146692A successfully refreshed from Google Patents.
US3146692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direct-contact glass plate toaster
Assignee: ROLL A GRILL CORP OF AMERICA
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Filing: 1959-06-11
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Granted: 1964-09-01
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Expires: 1979-06-11
Abstract
No abstract record available.
Inventors
- 👤 John J Connolly
- 👤 John J Rioux
- 👤 Sando Peter
- 👤 George N Miles
- 👤 Toshi N Ashidate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:14
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/08; A47J37/0611
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE23555E
Cited
US2899888A
Cited
GB246438A
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US1749173A
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US1687662A
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US2108778A
Cited
US2701296A
Cited
US2563874A
Cited
GB687211A
Cited
DE961371C
Cited
US2795682A
Cited
US2861168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |