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:
Oct. 17, 1978
Filed:
Dec. 10, 1976
Applicant:
Inventors:
Choon Bae Lee, Roryang jin-2-dong, Kwanak-koo, Seoul, KR;
Byung Chul Lim, Roryang jin-2-dong, Kwanak-koo, Seoul, KR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D / ;
U.S. Cl.
CPC ...
1312 / ; 1312 / ;
Abstract
A cup-like filter for smoking articles having a deflected passage of smoke through a smoke pooling chamber, perforations and a side corridor space for removal of noxious constituents of smoke-entrained tars and nicotine, and an 'H' shaped filter having a deflected passage of smoke through a front smoke chamber, perforations, a side chamber, perforations again and finally a rear smoke chamber, being double-faced so as to be readily rolled into the processes of cigarette-making machine regardless of its face.