Patent US3364741A successfully refreshed from Google Patents.
US4014348A
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Smoking mixture
Assignee: Imperial Group PLC
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Filing: 1975-06-09
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Granted: 1977-03-29
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Expires: 1995-06-09
Abstract
Abstract An improved smoking mixture comprising cellulose or a modified cellulose as smoke-producing fuel and up to 5% by weight of melamine.
Inventors
- 👤 Edward Garner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:15
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/10; A24B15/16; A24B15/165
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
21 words
An improved smoking mixture comprising cellulose or a modified cellulose as smoke-producing fuel and up to 5% by weight of melamine.
Claim 2
Dependent Claim
21 words
An improved smoking mixture comprising cellulose or a modified cellulose as smoke-producing fuel and up to 5% by weight of melamine.
Claim 3
Dependent Claim
16 words
An improved smoking mixture according to claim 1 comprising a thermally degraded carbohydrate as smoke-producing fuel.
Claim 4
Dependent Claim
47 words
An improved smoking mixture according to claim 2 comprising as smoke-producing fuel a thermally degraded carbohydrate prepared by subjecting carbohydrate to a catalysed degradation at above 100° C until the weight of the degraded material is less than 90% of the dry weight of the original carbohydrate.
Claim 5
Dependent Claim
17 words
An improved smoking mixture according to claim 3 wherein the thermally degraded carbohydrate is thermally degraded cellulose.
Claim 6
Dependent Claim
17 words
An improved smoking mixture according to claim 1 comprising carboxymethylcellulose or a salt thereof as smoke-producing fuel.
Claim 7
Dependent Claim
13 words
An improved smoking mixture according to claim 1 comprising tobacco as smoke-producing fuel.
Claim 8
Dependent Claim
20 words
An improved smoking mixture according to claim 1 wherein the proportion of melamine is from 1 to 3% by weight.
Claim 9
Dependent Claim
17 words
An improved smoking mixture according to claim 1 containing 40 to 65% by weight of inorganic filler.
Claim 10
Dependent Claim
25 words
An improved smoking mixture according to claim 1 in a fabricated form simulating tobacco, or in a form from which tobacco-simulating material can be produced.
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) | 1980-03-28 | 1980-09-27 | 1981-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-03-28 | 1984-09-27 | 1985-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-03-28 | 1988-09-27 | 1989-03-29 | $7700.00 | Window Closed / Lapsed |