<SEC-DOCUMENT>0001526513-21-000003-index.html : 20210902 <SEC-HEADER>0001526513-21-000003.hdr.sgml : 20210902 <ACCEPTANCE-DATETIME>20210902171943 ACCESSION NUMBER: 0001526513-21-000003 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210901 FILED AS OF DATE: 20210902 DATE AS OF CHANGE: 20210902 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: NIGON RICHARD CENTRAL INDEX KEY: 0001213869 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-11038 FILM NUMBER: 211234184 MAIL ADDRESS: STREET 1: CEDAR POINT CAPITAL STREET 2: 150 SOUTH 5TH STREET CITY: MINNEAPOLIS STATE: MN ZIP: 55402 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: NORTHERN TECHNOLOGIES INTERNATIONAL CORP CENTRAL INDEX KEY: 0000875582 STANDARD INDUSTRIAL CLASSIFICATION: COATING, ENGRAVING & ALLIED SERVICES [3470] IRS NUMBER: 410857886 STATE OF INCORPORATION: DE FISCAL YEAR END: 0831 BUSINESS ADDRESS: STREET 1: 4201 WOODLAND ROAD STREET 2: PO BOX 69 CITY: CIRCLE PINES STATE: MN ZIP: 55014 BUSINESS PHONE: (763) 225-6601 MAIL ADDRESS: STREET 1: 4201 WOODLAND ROAD STREET 2: PO BOX 69 CITY: CIRCLE PINES STATE: MN ZIP: 55014 FORMER COMPANY: FORMER CONFORMED NAME: NORTHERN INSTRUMENTS CORP DATE OF NAME CHANGE: 19930328 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>primary_doc.xml <DESCRIPTION>PRIMARY DOCUMENT <TEXT> Document 1 - file: primary_doc.html
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