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. 27, 2021
Filed:
Jun. 14, 2018
Applicant:
Christopher Ludwig, Buffalo Grove, IL (US);
Inventor:
Christopher Ludwig, Buffalo Grove, IL (US);
Assignee:
ILLINOIS TOOL WORKS INC., Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D 47/20 (2006.01); B65D 75/58 (2006.01); B65D 83/00 (2006.01);
U.S. Cl.
CPC ...
B65D 75/5822 (2013.01); B65D 47/2018 (2013.01); B65D 75/5866 (2013.01); B65D 83/0055 (2013.01);
Abstract
The present disclosure relates to a bubble valve for flexible containers wherein the bubble valve can be in a first configuration wherein a hinged header or flip-top is in a straight configuration and the valve is closed, or in a second configuration wherein the hinged header or flip-top is pulled back and the valve permits fluid flow.