US4310007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self igniting cigarette
Assignee: Bio Rad Laboratories Inc
•
Filing: 1980-04-25
•
Granted: 1982-01-12
•
Expires: 2000-04-25
Abstract
Abstract A cigarette and a pack in which it is retailed, the cigarette, in one design of the invention, including an oxidizing and reducing agent on its end adjacent a layer of potassium nitrate treated tobacco, so that the cigarette end is contacted against a catalyst on a foil disc mounted on a side of the pack so as to ignite the cigarette without use of a match or lighter; and which, in another design of the invention includes an alkaline battery housed in the pack and whose terminals are contacted by a film of low resistance carbon fibers on the cigarette end.
Inventors
- 👤 Imre Auersbacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:58
CPC Classifications
A; A24; A24D; A24D1/00; A24D1/08; A24F; A24F15/00; A24F15/12; A24F15/18; B; B65; B65D; B65D85/00; B65D85/07; B65D85/08; B65D85/10; B65D85/1081; B65D85/109
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
251 words
A self-igniting cigarette device in combination with a cigarette package, said cigarette package having a hollow interior in which is contained at least one cigarette, and a well at the bottom of said package, said well having a first end remote from a first side edge of said cigarette package, and a second end spaced from said first end, and a cavity also formed in said cigarette package at the bottom thereof, said cavity having a first end adjacent to said second end of said well to provide a continuous opening therebetween, and a second end remote from said first end in a direction away from said second end of said well, said second end of said cavity being formed in a second side edge of said cigarette package so that access to the interior of said well and cavity is possible from outside thereof; a battery mounted in said well, said battery having a first terminal and a second terminal; a first metal contact and a second metal contact, each being mounted in said cavity adjacent said first end of said cavity, said first and second terminals of said battery being in contact with said first and second metal contacts to provide an electric lighting element; and said at least one cigarette having an end thereof comprising an ignitable material, whereby when said end of said cigarette is placed against said first and second metal contacts by insertion through said second end of said cavity, said end will be ignited.
Claim 2
Dependent Claim
251 words
A self-igniting cigarette device in combination with a cigarette package, said cigarette package having a hollow interior in which is contained at least one cigarette, and a well at the bottom of said package, said well having a first end remote from a first side edge of said cigarette package, and a second end spaced from said first end, and a cavity also formed in said cigarette package at the bottom thereof, said cavity having a first end adjacent to said second end of said well to provide a continuous opening therebetween, and a second end remote from said first end in a direction away from said second end of said well, said second end of said cavity being formed in a second side edge of said cigarette package so that access to the interior of said well and cavity is possible from outside thereof; a battery mounted in said well, said battery having a first terminal and a second terminal; a first metal contact and a second metal contact, each being mounted in said cavity adjacent said first end of said cavity, said first and second terminals of said battery being in contact with said first and second metal contacts to provide an electric lighting element; and said at least one cigarette having an end thereof comprising an ignitable material, whereby when said end of said cigarette is placed against said first and second metal contacts by insertion through said second end of said cavity, said end will be ignited.
Claim 3
Dependent Claim
38 words
The self-igniting cigarette device according to claim 1, wherein each of said first and second metal contacts is hemispherical in shape, said metal contacts being mounted diammetrically opposite to each other at said first end of said cavity.
Claim 4
Dependent Claim
15 words
The self-igniting cigarette device according to claim 2, wherein said cavity is circular in cross-section.
Claim 5
Dependent Claim
34 words
The self-igniting cigarette device according to claim 3, wherein said end of said at least one cigarette comprises a first layer of potassium nitrate, and a second outer layer of low resistance carbon fibers.
Claim 6
Dependent Claim
28 words
The self-igniting cigarette device according to claim 4, wherein said second end of said cavity has a diameter larger than the diameter of said at least one cigarette.
References Cited (Backward Citations)
US1529181A
Cited
US1835928A
Cited
US3046995A
Cited
US3136318A
Cited
US3359987A
Cited
DE2726290A1
Cited
DE2726960A1
Cited
GB2006607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-01-11 | 1985-07-13 | 1986-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-01-11 | 1989-07-13 | 1990-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-01-11 | 1993-07-13 | 1994-01-12 | $7700.00 | Window Closed / Lapsed |