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:
Feb. 22, 2000
Filed:
Feb. 23, 1998
Applicant:
Inventors:
Charles E Busse, Phoenix, MD (US);
Edward M Earnest, Owings Mills, MD (US);
David W Norwood, Joppatowne, MD (US);
Assignee:
Sweetheart Cup Company, Inc., Owings Mills, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31C / ; B31C / ;
U.S. Cl.
CPC ...
493288 ; 493104 ; 493158 ; 493293 ; 493295 ; 493299 ; 493308 ;
Abstract
Spirally-wound circular side walls may be re-formed into non-circular geometries which are then mechanically joined to conformably shaped non-circular closure disks and thereby produce non-circular two-piece paperboard container lids.