<SEC-DOCUMENT>0001839882-23-034296-index.html : 20240124 <SEC-HEADER>0001839882-23-034296.hdr.sgml : 20240124 <ACCEPTANCE-DATETIME>20231220150643 <PRIVATE-TO-PUBLIC> ACCESSION NUMBER: 0001839882-23-034296 CONFORMED SUBMISSION TYPE: CORRESP PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231220 FILER: COMPANY DATA: COMPANY CONFORMED NAME: NANOPHASE TECHNOLOGIES Corp CENTRAL INDEX KEY: 0000883107 STANDARD INDUSTRIAL CLASSIFICATION: PERFUMES, COSMETICS & OTHER TOILET PREPARATIONS [2844] ORGANIZATION NAME: 08 Industrial Applications and Services IRS NUMBER: 363687863 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: CORRESP BUSINESS ADDRESS: STREET 1: 1319 MARQUETTE DRIVE CITY: ROMEOVILLE STATE: IL ZIP: 60446 BUSINESS PHONE: 6303231200 MAIL ADDRESS: STREET 1: 1319 MARQUETTE DRIVE CITY: ROMEOVILLE STATE: IL ZIP: 60446 FORMER COMPANY: FORMER CONFORMED NAME: NANOPHASE TECHNOLOGIES CORPORATION DATE OF NAME CHANGE: 19970305 </SEC-HEADER> <DOCUMENT> <TYPE>CORRESP <SEQUENCE>1 <FILENAME>filename1.htm <TEXT> Document 1 - file: filename1.htm
</DOCUMENT> </SEC-DOCUMENT>