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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001437749-22-006796
Filing Date
2022-03-21
Accepted
2022-03-21 11:02:36
Documents
54
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K crtg20211231_10k.htm   iXBRL 10-K 1231328
2 EXHIBIT 31.1 ex_347906.htm EX-31.1 13086
3 EXHIBIT 31.2 ex_347907.htm EX-31.2 13151
4 EXHIBIT 32.1 ex_347908.htm EX-32.1 5107
5 EXHIBIT 32.2 ex_347909.htm EX-32.2 5089
  Complete submission text file 0001437749-22-006796.txt   5182141

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA crtg-20211231.xsd EX-101.SCH 51271
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE crtg-20211231_cal.xml EX-101.CAL 20897
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE crtg-20211231_def.xml EX-101.DEF 363542
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE crtg-20211231_lab.xml EX-101.LAB 328099
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE crtg-20211231_pre.xml EX-101.PRE 380039
48 EXTRACTED XBRL INSTANCE DOCUMENT crtg20211231_10k_htm.xml XML 608983
Mailing Address 333 JACKSON PLAZA SUITE 1200 ANN ARBOR MI 48103
Business Address 333 JACKSON PLAZA SUITE 1200 ANN ARBOR MI 48103 918-494-0509
CORETEC GROUP INC. (Filer) CIK: 0001375195 (see all company filings)

IRS No.: 000000000 | State of Incorp.: OK | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-54697 | Film No.: 22754590
SIC: 3669 Communications Equipment, NEC