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US3146692A Expired / Lapsed US ⏱️ 0.0 years remaining

Direct-contact glass plate toaster

Assignee: ROLL A GRILL CORP OF AMERICA
•
Filing: 1959-06-11
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Granted: 1964-09-01
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Expires: 1979-06-11
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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 03:24
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 Cited
US1749173A Cited
US1687662A Cited
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

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