Patent US3091952A successfully refreshed from Google Patents.
US3091952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-drip candles
Assignee: Sunoco Inc
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Filing: 1960-06-30
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Granted: 1963-06-04
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Expires: 1980-06-30
Abstract
No abstract record available.
Inventors
- 👤 Ernest P Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:19
CPC Classifications
C; C11; C11C; C11C5/00; C11C5/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A CANDLE HAVING SUBSRANTIALLY NON-DRIP CHARACTERISTICS COMPOSED MAINLY OF A COMBUSTIBLE POROUS CORE AND A FUSIBLE, FLAMMABLE SOLID HAVING INCORPORATED THEREIN FROM 0.005% TO 1% BY WEIGHT FINE, COMBUSTIBLE FIBERS HAVING A FIBER LENGTH OF 1/50 INCH TO 1/2 INCH.
Claim 2
Dependent Claim
40 words
A CANDLE HAVING SUBSRANTIALLY NON-DRIP CHARACTERISTICS COMPOSED MAINLY OF A COMBUSTIBLE POROUS CORE AND A FUSIBLE, FLAMMABLE SOLID HAVING INCORPORATED THEREIN FROM 0.005% TO 1% BY WEIGHT FINE, COMBUSTIBLE FIBERS HAVING A FIBER LENGTH OF 1/50 INCH TO 1/2 INCH.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |