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.

Date of Patent:
Apr. 19, 1977

Filed:

Dec. 11, 1974
Applicant:
Inventor:

Luigi Buttarelli, Milan, IT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C05F / ;
U.S. Cl.
CPC ...
71 23 ; 71 27 ; 71 6 / ; 71 6 / ;
Abstract

A fertilizing and soil-conditioning agent is disclosed which is obtained by interaction of lignin (or derivatives thereof such as lignin-sulphonates) with an alkanolamine, preferably a lower aliphatic alkanolamine. The product thus obtained is water soluble and considerably improves the amount and the quality of the crops, while concurrently improving the texture of agricultural soil treated therewith.


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Buttarelli, Luigi. (1977). Product for activating and potentiating vegetable metabolism and for (U.S. Patent No. 4018591). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4018591

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