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.:

US 8597233 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 03, 2013

Filed:

Nov. 25, 2011
Applicant:

Rudolf Matusch, Marburg, DE;

Inventor:

Rudolf Matusch, Marburg, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pressure-stable cylinder/piston unit which blocks water vapor and oxygen and is designed for a needle-free injector, with a chamber arranged in a cylinder, which blocks water vapor and oxygen, and designed for long-term and sterile storage of an injection solution, an end wall with at least one nozzle bore or one outlet element, a pressure-stable outer cylinder, and a pressure-stable piston arranged movably in the chamber and blocking water vapor and oxygen. Methods for bubble-free, automatic or manual filling of the cylinder/piston unit, also at atmospheric pressure are also disclosed.


Find Patent Forward Citations

Matusch, Rudolf. (2013). Cylinder-piston unit suitable for storing injection solutions for a needle-free automatic or manual filling of the cylinder-piston unit, also under atmospheric pressure (U.S. Patent No. 8597233). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8597233

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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