ClearSign designs, develops and markets technologies that aim to improve the key performance characteristics of combustion systems, including emission, operational performance, energy efficiency and overall cost effectiveness.
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| Form | Description | Date | Format |
|---|---|---|---|
| 8-K | Report of unscheduled material events or corporate event | Nov 8, 2012 |     |
| 8-K | Report of unscheduled material events or corporate event | Oct 11, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Sep 27, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Aug 27, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Aug 24, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Aug 21, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Aug 16, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Aug 6, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Aug 2, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Jul 30, 2012 | |
| 8-K | Report of unscheduled material events or corporate event | Jun 28, 2012 | |