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:
Aug. 29, 2000
Filed:
Sep. 16, 1997
Applicant:
Inventor:
Brian H Silver, Cary, IL (US);
Assignee:
Medela, Inc., McHenry, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ; F16H / ;
U.S. Cl.
CPC ...
604 74 ; 604118 ;
Abstract
An easy to assemble breastmilk pump with an effective and easy to operate manual pumping mechanism that allows in one aspect for one-handed or two-handed operation, a novel piston pump mechanism in another aspect of the invention, an improved vacuum regulator in yet another aspect that can be easily adjusted during operation, and a locking mechanism in still another aspect to prevent accidental disengagement of the reciprocating parts during operation.