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12. Stockholders' Equity: Common Stock Purchase Warrant Expirations (Tables)
3 Months Ended
Mar. 31, 2021
Tables/Schedules  
Common Stock Purchase Warrant Expirations

 

Shares

Exercise Price

Expiration Date

375,000

$0.18

December 14, 2023

740,741

$0.18

April 21, 2022

4,859,286

$0.40

August 28, 2022

5,975,027