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. 29, 2007
Filed:
Jul. 13, 2005
Applicants:
Robert K. Barr, Shrewsbury, MA (US);
Corey O'connor, Worcester, MA (US);
Inventors:
Robert K. Barr, Shrewsbury, MA (US);
Corey O'Connor, Worcester, MA (US);
Assignee:
Rohm and Haas Electronic Materials LLC, Marlborough, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 1/73 (2006.01); G03F 7/031 (2006.01); G03F 7/032 (2006.01); G03F 7/20 (2006.01); G03F 7/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
Imaging compositions and methods of using the compositions are disclosed. The imaging compositions are sensitive to low levels of energy such that upon application of the low levels of energy the compositions change color or shade. The compositions may be applied to a work piece to mark it and removed from the work piece by peeling.