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:
Jan. 14, 1997
Filed:
Sep. 27, 1994
Applicant:
Inventors:
Alan M Kinnersley, Knoxville, TN (US);
Larry P Koskan, Orland Park, IL (US);
David J Strom, New Market, TN (US);
Abdul R Meah, Justice, IL (US);
Assignee:
Donlar Corporation, Bedford Park, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ; A01N / ;
U.S. Cl.
CPC ...
504283 ; 504320 ; 504192 ;
Abstract
Water-soluble polyorganic acids having a molecular size of more than 1,500 Daltons enhance plant fertilizer uptake when supplied to the plant, usually in the root feeding zone or through foliar mechanisms. Particularly suitable for this purpose are the polyamino acids such as polyaspartic acid and copolymers thereof.