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:
Aug. 01, 1978
Filed:
Mar. 29, 1977
Applicant:
Inventor:
Robert J LeFevre, Bethlehem, PA (US);
Assignee:
Burron Medical Products, Inc., Bethlehem, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
1282 / ; 128227 ; 128274 ; 137211 ; 13761421 ; 251139 ;
Abstract
A dual valve assembly for intravenous infusions from multiple parenteral fluid sources, the assembly controlling both forward and reverse flow through a flow line includes normally seated first and second valves mounted for movement toward and away from respective valve seats to control flow in a first direction, one of said valves being opened in response to opening movement of the other valve and said one valve including a second seat and movable into closing relationship on its second seat in response to reverse flow to thus prevent reverse flow through the assembly.