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:
May. 25, 2010
Filed:
Dec. 09, 2004
Applicant:
Craig Black, Bellevue, WA (US);
Inventor:
Craig Black, Bellevue, WA (US);
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 13/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The duckbill valve assembly includes at least two duckbill valve members and a flexible, flat flange member which joins the two duckbill valve members together. The flange connects the duckbill valve members together at their respective bases, thereby maintaining the two duckbill valve members in a particular orientation and arrangement relative to each other.