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:
Jan. 24, 2023
Filed:
Sep. 02, 2016
Medela Holding Ag, Baar, CH;
Michael Larsson, Zug, CH;
Erich Pfenniger, Ebikon, CH;
Mario Rigert, Buchrain, CH;
Sebastian Höner, Thalwil, CH;
Peter Vischer, Küssnacht Am Rigi, CH;
Peter Edwin Hartmann, Gooseberry Hill, AU;
MEDELA HOLDING AG, Baar, CH;
Abstract
A method for operating a breastpump unit for expression of human breastmilk and various breast shields for use in this method allow a maximum pumping performance and a minimum pumping duration per pumping session. The breast shield has an inner chamber for receiving a nipple of the breast and also at least one outer chamber which at least partially surrounds the nipple. The inner chamber is subjected to a constant pressure and the at least one outer chamber is subjected to a pulsating pressure.