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. 06, 1996
Filed:
Feb. 14, 1994
Applicant:
Inventors:
Herbert Raabe, Haigerloch-Stetten, DE;
Gottfried Recktenwald, Pfullingen, DE;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210448 ; 210435 ; 210446 ; 264D / ; 422101 ; 604251 ; 604252 ;
Abstract
Drip chambers and expansion chambers for the transfer of blood are disclosed, including a housing, an entry port in the upper portion of the housing, an exit port in the lower portion of the housing, and at least one filter integral with either the upper or lower housing portions. Methods for manufacturing these chambers are also disclosed.