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:
Jul. 14, 2015
Filed:
Jul. 16, 2008
Oliver H. Claus, Walpole, MA (US);
Joseph Allan Depuydt, Scituate, MA (US);
Steve S. Hahn, Wellesley, MA (US);
Yongqing Ju, Medfield, MA (US);
John Madeira, Assonet, MA (US);
Krassimir Grigorov Marchev, Sudbury, MA (US);
Kenneth James Skrobis, Maynard, MA (US);
Neville Sonnenberg, Newton, MA (US);
Charles Samuel White, Lynnfield, MA (US);
Oliver H. Claus, Walpole, MA (US);
Joseph Allan DePuydt, Scituate, MA (US);
Steve S. Hahn, Wellesley, MA (US);
Yongqing Ju, Medfield, MA (US);
John Madeira, Assonet, MA (US);
Krassimir Grigorov Marchev, Sudbury, MA (US);
Kenneth James Skrobis, Maynard, MA (US);
Neville Sonnenberg, Newton, MA (US);
Charles Samuel White, Lynnfield, MA (US);
The Gillette Company, Boston, MA (US);
Abstract
A razor blade having a substrate with a cutting edge being defined by a sharpened tip. The substrate has a thickness of between about 1.3 and 1.6 micrometers measured at a distance of four micrometers from the blade tip, a thickness of between about 2.2 and 2.7 micrometers measured at a distance of eight micrometers from the blade tip, a thickness of between about 3.8 and 4.9 micrometers measured at a distance of sixteen micrometers from the blade tip, a ratio of thickness measured at four micrometers from the blade tip to the thickness measured at eight micrometers from the blade tip of at least 0.55 and a ratio of thickness measured at four micrometers from the blade tip to the thickness measured at sixteen micrometers from the blade tip of at least 0.30.