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:
Oct. 30, 2001
Filed:
Apr. 24, 1995
Applicant:
Inventors:
Axel Friese, Durholzen, DE;
Stefan Simon, Wiener Neudorf, AT;
Assignee:
McNeil-PPC, Inc., Skillman, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 1/315 ; A61F 1/320 ; D04H 1/22 ;
U.S. Cl.
CPC ...
A61F 1/315 ; A61F 1/320 ; D04H 1/22 ;
Abstract
A tampon having a relatively high density, compressed core (,) and a plurality of lower density longitudinal ribs (,) is disclosed. The longitudinal ribs (,) have a softer fiber structure and a coarser capillary structure and extend radially from the core (,). The longitudinal ribs (,) are separated one from another by outwardly open longitudinal grooves (,). A process for preparing the tampon and an apparatus useful in the process are also disclosed.