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:
Feb. 05, 2008
Filed:
Aug. 31, 2006
Ting Tao, Fort Collins, CO (US);
Kevin B. Ray, Fort Collins, CO (US);
Scott A. Beckley, Windsor, CO (US);
Paul R. West, Fort Collins, CO (US);
Ting Tao, Fort Collins, CO (US);
Kevin B. Ray, Fort Collins, CO (US);
Scott A. Beckley, Windsor, CO (US);
Paul R. West, Fort Collins, CO (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
Negative-working imageable elements can be imaged and then developed using a lower pH organic-based single-phase developer that is less toxic and corrosive and that can be more readily disposed of after use. This developer has a pH less than 12 and comprises a) an amphoteric surfactant comprising a nitrogen-containing heterocycle, b) an amphoteric surfactant having two or more nitrogen atoms, or c) an amphoteric surfactant of a) and an amphoteric surfactant of b).