US4497329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cigarette snuffer
Assignee: Individual
•
Filing: 1982-07-21
•
Granted: 1985-02-05
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Expires: 2002-07-21
Abstract
Abstract A cigarette snuffer including a cylindrical tube having therein an internal circumferential ridge for compressing the unburned material of the cigarette in order to form an air seal both around the periphery of the cigarette and in the material thereof.
Inventors
- 👤 James L. O'Dell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:00
CPC Classifications
A; A24; A24F; A24F13/00; A24F13/18
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
44 words
A cigarette snuffer for extinguishing a burning cigarette, comprising a substantially cylindrical tube internally dimensioned to snugly receive the cigarette, the tube including an internal circumferential ridge constricting the bore of the tube and dimensioned to compress the unburned material of the inserted cigarette.
Claim 2
Dependent Claim
44 words
A cigarette snuffer for extinguishing a burning cigarette, comprising a substantially cylindrical tube internally dimensioned to snugly receive the cigarette, the tube including an internal circumferential ridge constricting the bore of the tube and dimensioned to compress the unburned material of the inserted cigarette.
Claim 3
Dependent Claim
40 words
The cigarette snuffer of claim 1 wherein the internal circumferential ridge is dimensioned to allow the unburned portion of the cigarette to pass therethrough, and to compress the unburned material sufficiently to restrict the flow of air in the material.
Claim 4
Dependent Claim
31 words
The cigarette snuffer of claim 1 wherein the internal circumferential ridge is dimensioned to allow the burned material to pass therethrough, but to act as a stop for the unburned material.
Claim 5
Dependent Claim
81 words
A cigarette snuffer for extinguishing a burning cigarette, comprising a substantially cylindrical tube internally dimensioned to snugly receive the cigarette, the tube including a first internal circumferential ridge dimensioned to allow the unburned portion of the cigarette to pass therethrough, and to compress the unburned material sufficiently to restrict the flow of air in the material, and a second internal circumferential ridge dimensioned to allow the burned material to pass therethrough, but to act as a stop for the unburned material.
Claim 6
Dependent Claim
81 words
A cigarette snuffer for extinguishing a burning cigarette, comprising a substantially cylindrical tube internally dimensioned to snugly receive the cigarette, the tube including a first internal circumferential ridge dimensioned to allow the unburned portion of the cigarette to pass therethrough, and to compress the unburned material sufficiently to restrict the flow of air in the material, and a second internal circumferential ridge dimensioned to allow the burned material to pass therethrough, but to act as a stop for the unburned material.
References Cited (Backward Citations)
FR714619A
Cited
US1883819A
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US2231776A
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US2558320A
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US2748778A
Cited
US2768631A
Cited
US3386452A
Cited
US3491773A
Cited
US3888264A
Cited
DE2451073A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-02-05 | 1988-08-06 | 1989-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-02-05 | 1992-08-06 | 1993-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-02-05 | 1996-08-06 | 1997-02-05 | $7700.00 | Window Closed / Lapsed |