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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001437749-21-005962
Filing Date
2021-03-12
Accepted
2021-03-12 17:27:57
Documents
58
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K crtg20201231_10k.htm 10-K 968665
2 EXHIBIT 4.1 ex_233010.htm EX-4.1 18514
3 EXHIBIT 10.41 ex_233444.htm EX-10.41 29541
4 EXHIBIT 21.1 ex_233011.htm EX-21.1 1158
5 EXHIBIT 23.1 ex_233682.htm EX-23.1 2684
6 EXHIBIT 31.1 ex_232667.htm EX-31.1 13454
7 EXHIBIT 31.2 ex_232668.htm EX-31.2 13379
8 EXHIBIT 32.1 ex_232669.htm EX-32.1 5033
9 EXHIBIT 32.2 ex_232670.htm EX-32.2 5152
  Complete submission text file 0001437749-21-005962.txt   4823550

Data Files

Seq Description Document Type Size
10 XBRL INSTANCE DOCUMENT crtg-20201231.xml EX-101.INS 700975
11 XBRL TAXONOMY EXTENSION SCHEMA crtg-20201231.xsd EX-101.SCH 59472
12 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE crtg-20201231_cal.xml EX-101.CAL 22862
13 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE crtg-20201231_def.xml EX-101.DEF 413335
14 XBRL TAXONOMY EXTENSION LABEL LINKBASE crtg-20201231_lab.xml EX-101.LAB 358904
15 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE crtg-20201231_pre.xml EX-101.PRE 428104
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.: 21738676
SIC: 3669 Communications Equipment, NEC