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:
Jul. 18, 1989
Filed:
Nov. 10, 1987
Applicant:
Inventors:
Gregorio I Patron, Midlothian, VA (US);
Walter A Nichols, Richmond, VA (US);
Paul N Gauvin, Richmond, VA (US);
Francis M Sprinkel, Jr, Glen Allen, VA (US);
Assignee:
Philip Morris Incorporated, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D / ; A24D / ;
U.S. Cl.
CPC ...
131335 ; 131336 ; 1311982 ;
Abstract
A filter cigarette is provided in which the smoker can select different flavorants or filter media for interposition in the smoke stream. A filter segment having two flow paths, each containing different flavoring or filtering media, cooperates with one or two rotatable end caps having openings for selective registration with the flow paths, are used to select the desired flow path. A method of delivering 'air-swept flavor' is also provided.