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:
Dec. 09, 2014
Filed:
Jul. 12, 2010
Applicants:
Judson M. Leiser, Corvallis, OR (US);
Karen A. St Martin, Lebanon, OR (US);
Mark A. Devries, Albany, OR (US);
Inventors:
Judson M. Leiser, Corvallis, OR (US);
Karen A. St Martin, Lebanon, OR (US);
Mark A. Devries, Albany, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 23/00 (2006.01); B41J 2/175 (2006.01); G01F 23/24 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17566 (2013.01); B41J 2/175 (2013.01); G01F 23/241 (2013.01); B41J 2002/17579 (2013.01);
Abstract
Fluid detection apparatus including fluid non-retention members and fluid detection members is disclosed. The fluid non-retention members have concave curved portions having a concavity in an outwardly direction from the respective fluid detection member. The fluid non-retention members are configured to prevent retention of the fluid on at least one of the respective fluid detection members.