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. 02, 2001
Filed:
Mar. 02, 1999
Applicant:
Inventors:
Peter C. Van Davelaar, Maidens, VA (US);
Jeffrey A. Horsman, Charlottesville, VA (US);
William Schnoebelen, Charlottesville, VA (US);
Assignee:
Dyax Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/718 ;
U.S. Cl.
CPC ...
F16K 1/718 ;
Abstract
A check valve module includes a body having a first fluid communicating surface and a second fluid communicating surface, and two one-way check valves in the body controlling flow between the first and second surfaces. One of the valves permits flow from the first surface to the second surface, and the other valve permits flow from the second surface to the first surface. The body also has an outer sealing surface between the first and second fluid communicating surfaces.