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:
Jan. 26, 1993
Filed:
Jul. 23, 1990
Applicant:
Inventor:
Frederick Erlich, Southfield, MI (US);
Assignee:
PRN Services, Inc., Royal Oak, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604263 ; 604247 ; 206364 ; 206438 ;
Abstract
A catheter for use in removing body fluids includes a hollow, tubular catheter with a one-way check valve disposed therein to substantially limit fluid flow therethrough to a single direction. The catheter further includes a tubular sheath disposed in a rolled-up fashion therearound to aid in sterile disposal thereof.