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:
Nov. 20, 1990
Filed:
Aug. 02, 1989
Applicant:
Inventors:
Luis M Dominguez, Winston-Salem, NC (US);
Calvin W Henderson, Winston-Salem, NC (US);
Assignee:
R. J. Reynolds Tobacco Company, Winston-Salem, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24C / ; G01F / ; G01J / ;
U.S. Cl.
CPC ...
131108 ; 1311091 ; 131905 ; 131909 ; 2503561 ; 2503591 ; 250341 ; 356319 ;
Abstract
The present invention comprises a product moving apparatus for moving a tobacco product, a vertical feeder tube for metering the tobacco product onto the product moving apparatus at a predetermined rate, a system for maintaining a predetermined height of the tobacco product in the feeder tube, and an infrared detection apparatus connected to the feeder tube to detect the concentration of menthol in the tobacco product.