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:
Jun. 18, 1991
Filed:
Mar. 02, 1989
Applicant:
Inventor:
Luigi Goglio, Milan, IT;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
383103 ; 229 8711 ; 383 58 ; 426113 ; 426129 ; 426412 ;
Abstract
A packaging bag, in particular for cooked ham, made of thermoweldable material and provided, on at least one of its walls, with a drainage hole. The inside of the bag also includes a drainage valve secured at the wall of the bag. The drainage valve comprises a disc of a plastic material, and is provided with a plurality of radial, spaced ribs projecting from its surface. The ribs face the internal surface of the wall of the bag, and the wall is secured to the ribs by thermowelding. The center zone of the disc will match with the center zone of the drainage hole.