US3039475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco process, and product
Assignee: Sasmoco SA
•
Filing: 1959-04-13
•
Granted: 1962-06-19
•
Expires: 1979-04-13
Abstract
No abstract record available.
Inventors
- 👤 Neukomm Serge
- 👤 Bonnet Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:07
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/18; A24B15/24; A24B15/241; A24B15/246; A24B15/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A METHOD FOR TREATING TOBACCO FOR THE PURPOSE OF MODIFYING ITS COMBUSTION PROCESS TO THEREBY DIMINISH TO AMOUNT OF CARCINOGENIC SUBSTANCES FORMED DURING THE COMBUSTION, COMPRISING THE STEP OF IMPREGNATING TOBACCO AT ROOM TEMPERATURE AND UNDER ATMOSPHERIC PRESSURE WITH A MIXTURE CONSISTING ESSENTIALLY OF AN ORGANO-METALLIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE ALCOHALATES AND ORGANO-METALLIC ACIDS OF ALUMINUM, MAGNESIUM, CADIMIUM, BISMUTH AND IRON, AND VOLATILE, LIQUID NON-INFLAMMABLE HALOGENATED HYDROCARBON IN EXCESS OF THE AMOUNT OF TOBACCO BEING TREATED, IN WHICH HYDROCARBON SAID ORGANO-METALLIC COMPOUND IS DISPERSED, THEREBY OBTAINING A TOBACCO, THE SMOKE OF WHICH HAS A GREATLY REDUCED CONTENT OF POLYCYCLIC HYDROCARBONS.
Claim 2
Independent Claim
104 words
A METHOD FOR TREATING TOBACCO FOR THE PURPOSE OF MODIFYING ITS COMBUSTION PROCESS TO THEREBY DIMINISH TO AMOUNT OF CARCINOGENIC SUBSTANCES FORMED DURING THE COMBUSTION, COMPRISING THE STEP OF IMPREGNATING TOBACCO AT ROOM TEMPERATURE AND UNDER ATMOSPHERIC PRESSURE WITH A MIXTURE CONSISTING ESSENTIALLY OF AN ORGANO-METALLIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE ALCOHALATES AND ORGANO-METALLIC ACIDS OF ALUMINUM, MAGNESIUM, CADIMIUM, BISMUTH AND IRON, AND VOLATILE, LIQUID NON-INFLAMMABLE HALOGENATED HYDROCARBON IN EXCESS OF THE AMOUNT OF TOBACCO BEING TREATED, IN WHICH HYDROCARBON SAID ORGANO-METALLIC COMPOUND IS DISPERSED, THEREBY OBTAINING A TOBACCO, THE SMOKE OF WHICH HAS A GREATLY REDUCED CONTENT OF POLYCYCLIC HYDROCARBONS.
References Cited (Backward Citations)
US345076A
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US665791A
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DE567098C
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DE670855C
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GB599816A
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FR1131423A
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FR68053E
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US2902998A
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US2859753A
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FR1180320A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |