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. 28, 2002
Filed:
Jun. 22, 1999
Applicant:
Inventors:
Daniel Richard Mace, Cambridge, GB;
Philip Atkin, Cambridge, GB;
Richard Wilhelm Janse Van Rensburg, Cambridge, GB;
John Teape, Cambridge, GB;
Neil Emerton, Cambridge, GB;
Guy Charles Fernley Newcombe, Cambridge, GB;
Assignee:
Tonejet Corporation Pty Ltd., Eastwood, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/04 ;
U.S. Cl.
CPC ...
B41J 2/04 ;
Abstract
There is disclosed an ejection apparatus for ejecting material from a fluid. An ejection cell ( ) contains fluid from which the material is to be ejected and has an ejection upstand ( ) which defines a location from which the material is ejected. One or more ejection electrodes ( ) are disposed in the cell substantially surrounding the ejection upstand ( ).