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Patent US2976133A successfully refreshed from Google Patents.
US2976133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial fuel composition
Assignee: Individual
•
Filing: 1957-04-04
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Granted: 1961-03-21
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Expires: 1977-04-04
Abstract
No abstract record available.
Inventors
- 👤 Marylin L Stueler
- 👤 Henry V Stueler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:11
CPC Classifications
C; C10; C10L; C10L11/00; C10L11/02; C10L11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
AN ARTIFICIAL FUEL COMPOSITION ADAPTED ESPECIALLY FOR USE IN PORTABLE GRILLS AND OUTDOOR FREPLACES, COMPRISING BRIQUETS COMPOSED OF A SUBSTANTIALLY HOMOGENEOUS MIXTURE OF ONE VOLUME OF THE HEAVIER ALIPHATIC HYDROCARBON WAXES OF THE PARAFINE SERIES C18H38 TO C25H52 AND 2 1/3 TO 2 1/2 VOLUMES OF THE RESIDUE ASHES OF BURNED ANTHRACITE COAL.
Claim 2
Dependent Claim
53 words
AN ARTIFICIAL FUEL COMPOSITION ADAPTED ESPECIALLY FOR USE IN PORTABLE GRILLS AND OUTDOOR FREPLACES, COMPRISING BRIQUETS COMPOSED OF A SUBSTANTIALLY HOMOGENEOUS MIXTURE OF ONE VOLUME OF THE HEAVIER ALIPHATIC HYDROCARBON WAXES OF THE PARAFINE SERIES C18H38 TO C25H52 AND 2 1/3 TO 2 1/2 VOLUMES OF THE RESIDUE ASHES OF BURNED ANTHRACITE COAL.
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) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |