The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 1986
Filed:
Oct. 26, 1983
Applicant:
Inventors:
William E Newman, Sr, Joppa, MD (US);
Paul D Newman, Baltimore, MD (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24F / ; A24F / ; A24F / ; A24F / ;
U.S. Cl.
CPC ...
131175 ; 131349 ;
Abstract
A system for providing fire safety from burning ends of cigarettes includes a perforate tube with end caps, one of which has for receiving a cigarette there-through an aperture with a plurality of slits radiating from it; a cigarette so-received is held with burning end located in the perforate tube by a plurality of longitudinal ribs integrally protrusive along the perforate tube interior wall; the perforate tube perforations are arrayed in a plurality of circumferential rows; row to row spacing helps determine burning time of an unpuffed cigarette, which is extinguished after a short interval if unpuffed.