Patent US3276453A successfully refreshed from Google Patents.
US3276453A
Expired / Lapsed
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Cigarette construction
Assignee: Individual
•
Filing: 1964-12-21
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Granted: 1966-10-04
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Expires: 1984-12-21
Abstract
No abstract record available.
Inventors
- 👤 Corley Ferrand David Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:58
CPC Classifications
A; A24; A24D; A24D1/00; A24D1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A CIGARETTE CONSTRUCTION ADAPTED TO REDUCE THE INHALATION OF NOXIOUS ELEMENTS THEREFROM AND COMPRISING: A PAPER WRAPPER OF TUBULAR CONSTRUCTION; TOBACCO FILLING AT LEAST A PORTION OF SAID WRAPPER; A CYLINDRICAL POROUS NON-COMBUSTIBLE FIRE BARRIER MEMBER LOCATED WITHIN SAID WRAPPER INTERMEDIATE ITS END EXTENDING ACROSS THE FULL DIAMETER OF SAID WRAPPER, TWO POROUS NON-COMBUSTIBLE CYLINDRICAL BOSS MEMBERS FORMED INTEGRALLY WITH SAID BARRIER MEMBER OF REDUCED DIAMETER IN RELATION TO SAID BARRIER MEMBER AND OF IDENTICAL MATERIAL THERWITH AND EXTENDING OUTWARDLY THEREFROM ALONG THE CENTRAL AXIS OF SAID BARRIER MEMBER TO THE TOBACCO ON EITHER SIDE THEREOF WITHIN SAID WRAPPER.
Claim 2
Dependent Claim
99 words
A CIGARETTE CONSTRUCTION ADAPTED TO REDUCE THE INHALATION OF NOXIOUS ELEMENTS THEREFROM AND COMPRISING: A PAPER WRAPPER OF TUBULAR CONSTRUCTION; TOBACCO FILLING AT LEAST A PORTION OF SAID WRAPPER; A CYLINDRICAL POROUS NON-COMBUSTIBLE FIRE BARRIER MEMBER LOCATED WITHIN SAID WRAPPER INTERMEDIATE ITS END EXTENDING ACROSS THE FULL DIAMETER OF SAID WRAPPER, TWO POROUS NON-COMBUSTIBLE CYLINDRICAL BOSS MEMBERS FORMED INTEGRALLY WITH SAID BARRIER MEMBER OF REDUCED DIAMETER IN RELATION TO SAID BARRIER MEMBER AND OF IDENTICAL MATERIAL THERWITH AND EXTENDING OUTWARDLY THEREFROM ALONG THE CENTRAL AXIS OF SAID BARRIER MEMBER TO THE TOBACCO ON EITHER SIDE THEREOF WITHIN SAID WRAPPER.
References Cited (Backward Citations)
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Cited
DE608407C
Cited
US2327991A
Cited
CH240987A
Cited
US2547119A
Cited
US2854985A
Cited
US3081776A
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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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |