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:
May. 04, 2004
Filed:
Apr. 17, 2002
Applicant:
Inventors:
Anthony Robert Knoerzer, Plano, TX (US);
Garrett William Kohl, Allen, TX (US);
Steven Kenneth Tucker, Hurst, TX (US);
Assignee:
Recot, Inc., Pleasanton, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B 9/20 ;
U.S. Cl.
CPC ...
B65B 9/20 ;
Abstract
A flat bottom bag or flexible package, and method for manufacturing same, constructed by modification to existing vertical form and fill packaging machines. The invention involves producing a flat bottom bag from a single sheet of packaging film by creating two vertical creases along opposite sides of a packaging film tube prior to forming a transverse seal on the tube. These creases are formed using fixed or stationary modifications to prior art vertical form, fill, and seal machines.