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:
Sep. 05, 1978
Filed:
Apr. 28, 1977
Applicant:
Inventors:
Norman W Thomas, Warren, NJ (US);
Frank S Model, Basking Ridge, NJ (US);
Charles L Smart, Millington, NJ (US);
Assignee:
Celanese Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ;
U.S. Cl.
CPC ...
71115 ; 71 6 / ; 71DI / ;
Abstract
A water-leachable herbicide occupies the voids, or channels, of a particulate, substantially water-impermeable porous cellulose ester carrier which provides controlled release of the herbicide into soil. The herbicide-filled cellulose ester composition can be prepared by the method which comprises: