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:
Nov. 08, 1994
Filed:
Jul. 21, 1993
Applicant:
Inventors:
Sumner A Barenberg, Chicago, IL (US);
C Bruce Bradley, Miramar, FL (US);
Gladys R Vargas, Chicago, IL (US);
Samuel C Conway, Jr, Pine Bluff, AR (US);
Assignee:
Packaging Corporation of America, Evanston, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08K / ; B65D / ; B65D / ;
U.S. Cl.
CPC ...
524 35 ; 524312 ; 206584 ; 206814 ; 1061631 ; 106171 ; 428 356 ; 523124 ;
Abstract
A packaging material composed of cellulosic fiber, a softener, water, and, optionally, a water soluble binder. The biodegradable packaging material is prepared by a process of admixing cellulosic fiber, a softener, water and, optionally, a water soluble binder to form a slurry, and admixing a blowing agent with the slurry to form a pulp. The pulp is formed into a shaped material and dried.
Barenberg, Sumner. (1994). Recyclable cellulosic packaging material (U.S. Patent No. 5362776). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5362776
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile