Patent US3139880A successfully refreshed from Google Patents.
US3139880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable grill
Assignee: Individual
•
Filing: 1962-10-10
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Granted: 1964-07-07
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Expires: 1982-10-10
Abstract
No abstract record available.
Inventors
- 👤 Sangeorge Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:39
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/07; A47J37/0786; A47J37/079
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A PORTABLE GRILL COMPRISING A SUPPORT HAVING SPACED PERFORATED SIDE WALLS AND A TRANSVERSE PERFORATED TOP FOR PERMITTING THE READY PASSAGE OF COMBUSTION AIR AND AN ELONGATED TUBULAR CHIMNEY HAVING OPEN UPPER AND LOWER ENDS FOR CONTAINING CHARCOAL OR THE LIKE, EACH OF SIDE WALLS INCLUDING AN UPPER PORTION EXTENDING TRANSVERSELY OF SAID CHIMNEY AND INTO THE LOWER END OF SAID CHIMNEY FOR RETAINING FUEL IN SAID CHIMNEY, MEANS CONNECTING THE LOWER END OF SAID CHIMNEY FOR REMOVABLE ENGAGEMENT WITH THE UPPER PORTIONS OF SAID SIDE WALLS AND SAID CHIMNEY HAVING A CROSS-SECTIONAL AREA GREATER THAN THE TRANSVERSE PERFORATED TOP, TO PROVIDE A SUBSTANTIALLY CLEAR AND UNINTERRUPTED DRAFT PASSAGE OUTWARDLY OF SAID TRANSVERSE PERFORATED TOP AROUND THE ENTIRE UNDER SURFACE AND LENGTH OF SAID CHIMNEY, SAID SIDE WALLS BEING INTEGRAL WITH SAID UPPER PORTION EXTENDING INTO THE LOWER END OF SAID CHIMNEY AND INTEGRAL WITH SAID TRANSVERSE PERFORATED TOP, SAID SIDE WALLS HAVING FREE UPPER EDGES FLANKING SAID TRANSVERSE PERFORATED TOP AND ENGAGING LOWER EDGE PORTIONS OF SAID CHIMNEY.
Claim 2
Dependent Claim
169 words
A PORTABLE GRILL COMPRISING A SUPPORT HAVING SPACED PERFORATED SIDE WALLS AND A TRANSVERSE PERFORATED TOP FOR PERMITTING THE READY PASSAGE OF COMBUSTION AIR AND AN ELONGATED TUBULAR CHIMNEY HAVING OPEN UPPER AND LOWER ENDS FOR CONTAINING CHARCOAL OR THE LIKE, EACH OF SIDE WALLS INCLUDING AN UPPER PORTION EXTENDING TRANSVERSELY OF SAID CHIMNEY AND INTO THE LOWER END OF SAID CHIMNEY FOR RETAINING FUEL IN SAID CHIMNEY, MEANS CONNECTING THE LOWER END OF SAID CHIMNEY FOR REMOVABLE ENGAGEMENT WITH THE UPPER PORTIONS OF SAID SIDE WALLS AND SAID CHIMNEY HAVING A CROSS-SECTIONAL AREA GREATER THAN THE TRANSVERSE PERFORATED TOP, TO PROVIDE A SUBSTANTIALLY CLEAR AND UNINTERRUPTED DRAFT PASSAGE OUTWARDLY OF SAID TRANSVERSE PERFORATED TOP AROUND THE ENTIRE UNDER SURFACE AND LENGTH OF SAID CHIMNEY, SAID SIDE WALLS BEING INTEGRAL WITH SAID UPPER PORTION EXTENDING INTO THE LOWER END OF SAID CHIMNEY AND INTEGRAL WITH SAID TRANSVERSE PERFORATED TOP, SAID SIDE WALLS HAVING FREE UPPER EDGES FLANKING SAID TRANSVERSE PERFORATED TOP AND ENGAGING LOWER EDGE PORTIONS OF SAID CHIMNEY.
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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |