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.

Date of Patent:
May. 17, 2016

Filed:

Jul. 15, 2008
Applicants:

Tom William Vandenbogart, Slinger, WI (US);

Cao Hue Chi Pham, Alpharetta, GA (US);

Yein Sze Ong, Singapore, SG;

Franz Aschenbrenner, Kastl, DE;

Du{hacek Over (S)}an Pavlik, Novy Jicin, CZ;

Gary Mastalish, Oshkosh, WI (US);

Irina Tsareva, Moscow Region, RU;

Lynn Ann Weggel, Appleton, WI (US);

Anastasia Barlas, Arncliffe, AU;

Priscilla Eng Choo Goh, Maplewoods, SG;

Eunjung Kang, Seoul, KR;

Inventors:

Tom William VanDenBogart, Slinger, WI (US);

Cao Hue Chi Pham, Alpharetta, GA (US);

Yein Sze Ong, Singapore, SG;

Franz Aschenbrenner, Kastl, DE;

Du{hacek over (s)}an Pavlik, Novy Jicin, CZ;

Gary Mastalish, Oshkosh, WI (US);

Irina Tsareva, Moscow Region, RU;

Lynn Ann Weggel, Appleton, WI (US);

Anastasia Barlas, Arncliffe, AU;

Priscilla Eng Choo Goh, Maplewoods, SG;

EunJung Kang, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 13/26 (2006.01);
U.S. Cl.
CPC ...
A61F 13/26 (2013.01); A61F 13/266 (2013.01);
Abstract

In a tampon applicator, an elongated barrel has an interior chamber for housing a tampon therein, a grip region generally adjacent an outer end of the barrel, a tip region generally adjacent an inner end of the barrel, and a central region extending longitudinally between the grip region and the tip region. A plunger extends into the barrel at the outer end thereof and is moveable relative to the barrel to expel the tampon from the barrel at its inner end. The outer surface of the barrel at the grip region has a different coefficient of friction than at the central region of the barrel. In other embodiments the coefficient of friction of the barrel outer surface at the central region is different from the coefficient of friction at the tip region.


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