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:
Sep. 06, 2005
Filed:
Sep. 16, 2002
Applicants:
Amit Singhal, Piscataway, NJ (US);
Ganesh Skandan, Piscataway, NJ (US);
Inventors:
Amit Singhal, Piscataway, NJ (US);
Ganesh Skandan, Piscataway, NJ (US);
Assignee:
Nanopowder Enterprises Inc, Piscataway, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K003/20 ;
U.S. Cl.
CPC ...
Abstract
A transparent and abrasion resistant coating which includes a transparent matrix, relatively large-sized abrasion resistant ceramic particles and nanosized ceramic particles for raising the index of refraction of the matrix to that of the abrasion resistant ceramic particles. The present coating provides a scratch resistant coatings for use on plastic substrates, which are needed in a variety of applications such as, high index ophthalmic and sportswear lenses, as well as automobile side windows and aircraft cockpit applications.