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. 14, 2009
Filed:
Dec. 21, 2004
Applicants:
Gerry Mavin, Ashington, GB;
Timothy Stephenson, Doncaster, GB;
Stephen Glover, Doncaster, GB;
Inventors:
Assignee:
Portola Packaging Limited, Doncaster, South Yorkshire, GB;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D 41/32 (2006.01); B65D 51/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is described a closure comprising a wall defining an aperture and a membrane frangibly connected to the wall and closing the aperture. The frangible connection between the membrane and the wall lies in a plane which is inclined to a plane perpendicular to an axis of the aperture.