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:
Mar. 21, 2006
Filed:
Dec. 14, 2004
Alex Cooper, Brooklyn, NY (US);
Yevgeny Bederak, Long Meadow, MA (US);
Sergey Vladimirtsev, Brooklyn, NY (US);
Alex Cooper, Brooklyn, NY (US);
Yevgeny Bederak, Long Meadow, MA (US);
Sergey Vladimirtsev, Brooklyn, NY (US);
Universal Photonics, Inc., Hicksville, NY (US);
Abstract
A polishing pad for polishing curved surfaces has a pad element having an axis, a central opening adjoining the axis and forming an inner edge, and an outer peripheral edge, first engaging means provided on the outer peripheral edge for engaging an outer periphery of a curved supporting body, and second engaging means provided on the inner edge of the pad element and engageable with a central opening of the curved supporting body, the first and second engaging means being harder than the pad element.