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, 2003
Filed:
Mar. 28, 2002
Applicant:
Inventors:
Ian Johnston, Las Vegas, NV (US);
Greg Sinchar, Henderson, NV (US);
Assignee:
VUTEk, Inc., Meredith, NH (US);
Primary Examiner:
Int. Cl.
CPC ...
B08B 3/00 ;
U.S. Cl.
CPC ...
B08B 3/00 ;
Abstract
A method of cleaning ink jet printheads without rendering the printheads inoperative by soaking the printheads in a cleaning solution of acetone and n-methyl-2-pyrolidine, and then flushing the printhead with a gas, such as air. The solution is made of about 70% acetone and about 30% n-methyl-2-pyrolidine by weight.