BIOSYNERGY INC Form 10-K: Annual report
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2021-07-29: Form 10-K; Period of report 2021-04-30; Description FORM 10-K; Document bsyn20210430_10k.htm.
- 2020-07-23: Form 10-K; Period of report 2020-04-30; Description Annual report; Document bsyn043020.htm.
- 2019-07-25: Form 10-K; Period of report 2019-04-30; Description Annual report; Document bsyn20190430.htm.
- 2018-07-20: Form 10-K; Period of report 2018-04-30; Description Annual report; Document bsyn20180430.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2021-07-29 | 10-K | 2021-04-30 | FORM 10-K | bsyn20210430_10k.htm |
| 2020-07-23 | 10-K | 2020-04-30 | Annual report | bsyn043020.htm |
| 2019-07-25 | 10-K | 2019-04-30 | Annual report | bsyn20190430.htm |
| 2018-07-20 | 10-K | 2018-04-30 | Annual report | bsyn20180430.htm |
| 2017-07-28 | 10-K | 2017-04-30 | Annual report | bsyn10k7.htm |
| 2016-07-28 | 10-K | 2016-04-30 | Annual report | bsyn10k16.htm |
| 2015-07-29 | 10-K | 2015-04-30 | Annual report | bsyn10k15.htm |
| 2014-07-29 | 10-K | 2014-04-30 | Annual report | bsyn10k14.htm |
| 2013-07-29 | 10-K | 2013-04-30 | XBRL PRESENTATION FILE | bsyn-2013q3.htm |
| 2012-07-27 | 10-K | 2012-04-30 | Annual report | bio10k12.htm |
| 2011-07-27 | 10-K | 2011-04-30 | Annual report | bio10k41.txt |
| 2010-07-22 | 10-K | 2010-04-30 | Annual report | bio10k40.txt |
| 2009-07-30 | 10-K | 2009-04-30 | Annual report | bio10k49.txt |
| 2009-05-21 | 10-K | 2008-04-30 | Annual report | bio10ka3.txt |
| 2003-07-30 | 10-K | 2003-04-30 | Annual report | bio10ka3.txt |
| 2002-07-29 | 10-K | 2002-04-30 | Annual report | bio10ka2.txt |
| 1999-07-28 | 10-K | 1999-04-30 | Annual report | |
| 1998-07-24 | 10-K | 1998-04-30 | Annual report | |
| 1997-08-05 | 10-K | 1997-04-30 | Annual report | |
| 1996-08-14 | 10-K | 1996-04-30 | Annual report |