35 results
8-K/A
CLIR
ClearSign Technologies Corp
31 Mar 21
Departure of Directors or Certain Officers
4:31pm
. Schrecker qualifies as an “audit committee financial expert,” as defined under rules and regulations of the United States Securities and Exchange
8-K
EX-99.1
CLIR
ClearSign Technologies Corp
21 Aug 12
Announces Invitation to Present at the American Flame Research Committee's 2012 Annual Meeting
12:00am
organizations and associated eminent combustion expert members in the United States, Canada and Mexico that sponsors open forums in North America
8-K
EX-99.1
CLIR
ClearSign Technologies Corp
16 Aug 19
Announces Second Quarter 2019 Results
12:00am
vertical: This agreement combines ClearSign's technology and ASHCOR's expert flare knowledge, business infrastructure and manufacturing capabilities
DEF 14A
CLIR
ClearSign Technologies Corp
27 Mar 13
Definitive proxy
12:00am
, qualifies as an “audit committee financial expert” as defined in the rules of the Securities and Exchange Commission (SEC). The Audit Committee operates … authority to retain and terminate any compensation expert or consultant to be used to provide advice on compensation levels or assist
8-K
EX-99.2
1jsn905s
21 Jun 21
ClearSign Technologies Corporation Provides First Quarter 2021 Update
9:00am
10-K/A
ut89lrjq6a6f v5n
30 Apr 21
Annual report (amended)
4:55pm
8-K
EX-99.2
smz604jk
23 Nov 20
Announces Third Quarter 2020 Results
4:30pm
PRE 14A
jwosc
21 Mar 19
Preliminary proxy
4:03pm
424B3
jf888e4z1pmqt0akhf
1 May 12
Prospectus supplement
12:00am
424B1
5fp26p7rn2 d57s2p1
25 Apr 12
Prospectus with pricing info
12:00am
POS AM
EX-1.1
cpdvlm7
25 Apr 12
Prospectus update (post-effective amendment)
12:00am