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:
Jun. 30, 1981
Filed:
Jul. 02, 1979
Applicant:
Inventor:
Paul Davis, Swampscott, MA (US);
Assignee:
Sweetheart Plastics, Inc., Wilmington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; B65D / ;
U.S. Cl.
CPC ...
206508 ; 206519 ; 220306 ;
Abstract
A disposable plastic lid having a generally round closure wall and a depending skirt, with a stacking facility formed in the closure wall comprising a circular recess concentric with the wall and which recess has downwardly extending feet, substantially equal in circumferential extent and uniformly spaced about the periphery of the recess whereby the feet of one lid rest on the bottom wall of the recess of the next lower lid in the stack.