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. 07, 2013
Filed:
Aug. 27, 2008
Applicants:
Satoru Nemoto, Yokohama, JP;
Masayuki Sasaki, Yokohama, JP;
Tsuneo Imatani, Yokohama, JP;
Inventors:
Assignee:
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/37 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide a preform, a bottle and a preform molding apparatus capable of preventing lowering in the mechanical strength of a preform, reducing the amount of a resin material, as well as improving productivity. A preform moldused in the preform molding apparatus has a mouth neck part mold, a body part moldand a core mold, and the body part moldhas, on the outer edge of the upper surface of a cylindrical protrusion part, an annular protrusionwhich controls the moving direction of a solidified filmand a solidified filmwhich have been peeled.