Equity	9 Months Ended
Sep. 30, 2020
Equity [Abstract]
Equity	Note 10. Equity During the nine months ended September 30, 2020, the Company received $284,207 in proceeds from the exercise of outstanding options and warrants and issued 83,152 shares of its capital stock in connection with these exercises. In addition, during the nine months ended September 30, 2020, the Company issued 238,372 shares of its capital stock in connection with the cashless exercise of 450,091 of its outstanding options. During the nine months ended September 30, 2019, the Company received $1,170,547 in proceeds from the exercise of outstanding options and warrants and issued 1,060,718 shares of its capital stock in connection with these exercises. In addition, during the nine months ended September 30, 2019, the Company issued 363,125 shares of its capital stock in connection with the cashless exercise of 603,569 of its outstanding options and warrants. During the three-month period ended September 30, 2020, there were no exercise of outstanding options. During the three-month period ended September 30, 2019, the Company received $64,647 in proceeds from the exercise of outstanding options and issued 56,848 shares of its capital stock in connection with these exercises. The Company did not sell any equity securities during the three or nine months ended September 30, 2020. On or around May 30, 2019, the Company sold to accredited investors a total of 1,276,599 shares of common stock and warrants expiring May 31, 2024 to purchase 638,295 shares of common stock at an exercise price of $3.384, $3.666 or $4.23 per share depending on the exercise date. Research Frontiers also sold units to Gauzy, at a price of $1.38 per unit, with each unit comprised of one share of unregistered common stock and one-half of one warrant. The warrant can be converted into one share of unregistered common stock at an exercise price of $1.656, $1.794 or $2.07 per share depending on the exercise date. Gauzy received a total of 724,638 shares of unregistered common stock and warrants expiring May 31, 2024 to purchase 362,319 shares of common stock. The aggregate proceeds from these stock offerings was approximately $4.6 million. Investors that participated in the May 30, 2019 offering agreed to amending/clarifying language to the terms of the warrants that they received in the September 7, 2018 offering. Those investors that received warrants in the September 7, 2018 offering that did not participate in the May 30, 2019 offering, separately agreed as of June 27, 2019 to the same amending/clarifying language used in the May 30, 2019 offering. The amending/clarifying language relating to the September 7, 2018 warrants does not allow for a net cash settlement option for the warrants even if no registered shares of common stock are available upon the exercise of the warrant. The Company recorded a non-cash expense of $0 and $652,025, respectively, for the three- and nine-month periods ended September 30, 2019 to mark these warrants to their estimated market value as of their respective amendment/clarification date. The warrant liability was valued at $1,153,439 (including all valuation adjustments since their issuance) through the date of these new agreements and amendments and based on the amended warrant terms, the warrant liability was reclassified to equity as of these dates. As of September 30, 2020, there were 1,399,991 warrants outstanding.

Equity

9 Months Ended

Sep. 30, 2020

Note 10. Equity

During the nine months ended September 30, 2020, the Company received $284,207 in proceeds from the exercise of outstanding options and warrants and issued 83,152 shares of its capital stock in connection with these exercises. In addition, during the nine months ended September 30, 2020, the Company issued 238,372 shares of its capital stock in connection with the cashless exercise of 450,091 of its outstanding options.

During the nine months ended September 30, 2019, the Company received $1,170,547 in proceeds from the exercise of outstanding options and warrants and issued 1,060,718 shares of its capital stock in connection with these exercises. In addition, during the nine months ended September 30, 2019, the Company issued 363,125 shares of its capital stock in connection with the cashless exercise of 603,569 of its outstanding options and warrants.

During the three-month period ended September 30, 2020, there were no exercise of outstanding options. During the three-month period ended September 30, 2019, the Company received $64,647 in proceeds from the exercise of outstanding options and issued 56,848 shares of its capital stock in connection with these exercises.

The Company did not sell any equity securities during the three or nine months ended September 30, 2020.

On or around May 30, 2019, the Company sold to accredited investors a total of 1,276,599 shares of common stock and warrants expiring May 31, 2024 to purchase 638,295 shares of common stock at an exercise price of $3.384, $3.666 or $4.23 per share depending on the exercise date. Research Frontiers also sold units to Gauzy, at a price of $1.38 per unit, with each unit comprised of one share of unregistered common stock and one-half of one warrant. The warrant can be converted into one share of unregistered common stock at an exercise price of $1.656, $1.794 or $2.07 per share depending on the exercise date. Gauzy received a total of 724,638 shares of unregistered common stock and warrants expiring May 31, 2024 to purchase 362,319 shares of common stock. The aggregate proceeds from these stock offerings was approximately $4.6 million.

Investors that participated in the May 30, 2019 offering agreed to amending/clarifying language to the terms of the warrants that they received in the September 7, 2018 offering. Those investors that received warrants in the September 7, 2018 offering that did not participate in the May 30, 2019 offering, separately agreed as of June 27, 2019 to the same amending/clarifying language used in the May 30, 2019 offering. The amending/clarifying language relating to the September 7, 2018 warrants does not allow for a net cash settlement option for the warrants even if no registered shares of common stock are available upon the exercise of the warrant. The Company recorded a non-cash expense of $0 and $652,025, respectively, for the three- and nine-month periods ended September 30, 2019 to mark these warrants to their estimated market value as of their respective amendment/clarification date. The warrant liability was valued at $1,153,439 (including all valuation adjustments since their issuance) through the date of these new agreements and amendments and based on the amended warrant terms, the warrant liability was reclassified to equity as of these dates.

As of September 30, 2020, there were 1,399,991 warrants outstanding.