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. 18, 1994
Filed:
Aug. 30, 1993
Applicant:
Inventors:
Charles L Carrico, Jr, Burlington, NC (US);
William A Fox, Burlington, NC (US);
James W Geyer, Greensboro, NC (US);
Ernest A Knesel, Jr, Greensboro, NC (US);
Assignee:
Hoffmann-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12M / ;
U.S. Cl.
CPC ...
435286 ; 435284 ; 435803 ; 422 99 ; 422101 ; 422102 ;
Abstract
A device for disaggregating cytological material includes a cylindrical body and a plurality of shear plates at least one of which is located at the bottom end of the cylindrical body. The shear plates have a plurality of holes or slots formed therein which disaggregate the cellular sample and permit the passage of single cells and small cell clusters into a chamber defined by the cylindrical body.