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:
Oct. 29, 1996
Filed:
Jan. 05, 1994
Applicant:
Inventor:
John Ayres, Lapeer, MI (US);
Assignee:
Nu-Tech & Engineering, Inc., Lapeer, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
428 357 ; 428500 ; 4285428 ; 2065241 ; 219734 ; 219725 ;
Abstract
Sand-based biodegradable articles, such as planar frangible targets and formed three-dimensional tableware and food containers, are disclosed. The articles are made formed of a mixture of sand and a decomposable binder, the binder preferably comprising by weight 30-40% starch, 20-30% salt, 1-3% oil and water. The articles are preferably coated with a decomposable waterproof sealant.