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:
Jul. 09, 2002
Filed:
Apr. 21, 1999
Applicant:
Inventor:
M. Thierry Vandamme, Strasbourg-Cronenbourg, FR;
Assignee:
Virbac S.A., Carros, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/52 ;
U.S. Cl.
CPC ...
A61K 9/52 ;
Abstract
A device for dispensing an active substance to be used in a biological medium, in particular in the rumen of an animal, includes a sealed receptacle for containing the substance, and having at least one opening; a closure for provisionally closing the opening of the receptacle, the closure being maintained closed by at least one biodegradable element such that subsequent to the biological degradation of the element, the closure completely releases the opening.