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:
Aug. 31, 1993
Filed:
Oct. 31, 1991
Applicant:
Inventors:
Olavi Siiman, Davie, FL (US);
Alexander Burshteyn, Miami Lakes, FL (US);
Assignee:
Coulter Corporation, Hialeah, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; H01F / ;
U.S. Cl.
CPC ...
2523152 ; 252 6251 ; 252 6253 ; 252 6254 ; 252309 ; 2523131 ; 4272133 ; 428402 ; 428403 ; 436526 ;
Abstract
A method is described for the preparation of uniform colloidal particles of ferrites, containing manganese(II), at a relatively low temperature in the presence of an aminodextran solution which acts as a support vehicle for the nucleation and growth of colloidal particles of metal oxide and for dispersion as separate single particles.
Siiman, Olavi. (1993). In situ use of gelatin or an aminodextran in the preparation of uniform (U.S. Patent No. 5240640). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5240640
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile