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. 06, 2009
Filed:
Feb. 15, 2007
Applicant:
Richard John Nighy, Stratford on Avon, GB;
Inventor:
Richard John Nighy, Stratford on Avon, GB;
Assignee:
IMI Vision Limited, Alcester, Warwickshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D 5/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
A disposable pump cartridge for use in conjunction with a pump driver characterized in the disposable pump unit containing a pair of piston pumps and inlet and outlet valves positioned at one end of each piston. The piston pump has a pair of pistons arranged for reciprocal motion and which are retained by a retainer adjacent the inlet and outlet valves during transit.