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:
Dec. 19, 2000
Filed:
Nov. 26, 1997
Applicant:
Inventors:
Barry Martin, Urbandale, IA (US);
John Schoper, Johnston, IA (US);
Laurie Carrigan, Spicer, MN (US);
Assignee:
Pioneer Hi-Bred International, Des Moines, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01H / ; A01H / ;
U.S. Cl.
CPC ...
8003201 ; 800300 ; 800275 ;
Abstract
An increase in the quality of maize seed, especially with respect to improved seed vigor, is achieved by defoliating maize plants during a specific period after pollination. A maize seed assemblage then is obtained that is characterized by an enhanced seed vigor.