13 results
10-K
2019 FY
EX-4.4
TGEN
Tecogen Inc.
Annual report
12 Mar 20
2:23pm
8-K
EX-4.1
TGEN
Tecogen Inc.
8 Aug 16
Completion of Acquisition or Disposition of Assets
12:00am
10-K
2015 FY
EX-4.5
TGEN
Tecogen Inc.
Annual report
30 Mar 16
12:00am
S-1/A
EX-4.3
TGEN
Tecogen Inc.
IPO registration (amended)
27 Jun 14
12:00am
S-1/A
EX-4.1
TGEN
Tecogen Inc.
IPO registration (amended)
27 Jun 14
12:00am
8-K
EX-4.1
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20 May 14
Tecogen Inc. Prices Best Efforts Public Offering
12:00am
S-1/A
EX-4.3
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27 Apr 12
IPO registration (amended)
12:00am
S-1/A
EX-4.4
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27 Apr 12
IPO registration (amended)
12:00am
S-1
EX-4.2
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22 Dec 11
IPO registration
12:00am
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