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:
Apr. 08, 2008
Filed:
Sep. 02, 2004
Applicant:
Klaus-dieter Nehren, Dormagen, DE;
Inventor:
Klaus-Dieter Nehren, Dormagen, DE;
Assignee:
Heraues Kulzer GmbH & Co. KG, Hanau, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D 5/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cylindrical cartridge for receiving a pasty material, having a sealing piston and a spreading piston insertable into the sealing piston which, sealing piston and spreading piston, when inserted into said cartridge, cooperate to vent air from and seal said cartridge.