Note 8 - Income Taxes (Tables)
|
12 Months Ended |
Dec. 31, 2025 |
| Notes Tables |
|
| Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] |
| |
|
December 31,
|
|
| |
|
2025
|
|
|
2024
|
|
| |
|
|
|
|
|
|
|
|
|
United States
|
|
$ |
(19,934,208 |
) |
|
$ |
(29,847,961 |
) |
|
International
|
|
|
88,195 |
|
|
|
(51,327 |
) |
|
Loss before income taxes
|
|
$ |
(19,846,013 |
) |
|
$ |
(29,899,288 |
) |
|
| Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] |
| |
|
December 31,
|
|
| |
|
2025
|
|
|
2024
|
|
|
Current:
|
|
|
|
|
|
|
|
|
|
Federal
|
|
$ |
— |
|
|
$ |
— |
|
|
State
|
|
|
9,036 |
|
|
|
2,100 |
|
|
Foreign
|
|
|
9,853 |
|
|
|
17,414 |
|
|
Current total
|
|
$ |
18,889 |
|
|
$ |
19,514 |
|
| |
|
|
|
|
|
|
|
|
|
Deferred:
|
|
|
|
|
|
|
|
|
|
Federal
|
|
$ |
— |
|
|
$ |
— |
|
|
State
|
|
|
— |
|
|
|
— |
|
|
Foreign
|
|
|
— |
|
|
|
— |
|
|
Deferred total
|
|
|
— |
|
|
|
— |
|
|
Provision for income taxes
|
|
$ |
18,889 |
|
|
$ |
19,514 |
|
|
| Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] |
| |
|
December 31, 2025
|
|
| |
|
Amount
|
|
|
Percentage |
|
| U.S. Federal statutory tax rate |
|
$ |
(4,167,663 |
) |
|
|
21.0 |
% |
|
State and local income taxes, net of federal income tax effect
|
|
|
1,659 |
|
|
|
— |
% |
|
Foreign tax effects - India
|
|
|
(5,183 |
) |
|
|
— |
% |
|
Changes in valuation allowances
|
|
|
3,837,241 |
|
|
|
(19.3 |
) % |
|
Nontaxable or nondeductible items
|
|
|
349,384 |
|
|
|
(1.8 |
) % |
|
Other
|
|
|
3,451 |
|
|
|
— |
% |
|
Provision for income taxes
|
|
$ |
18,889 |
|
|
|
(0.1 |
)% |
| |
|
2024
|
|
|
U.S. Federal statutory tax rate
|
|
$ |
(6,278,850 |
) |
|
State and local income taxes, net of federal income tax effect
|
|
|
127,499 |
|
|
Warrant expense
|
|
|
(150,705 |
) |
|
Stock-based compensation
|
|
|
56,333 |
|
|
Foreign rate differential
|
|
|
(2,053 |
) |
|
State true up
|
|
|
2,242,134 |
|
|
Other permanent differences
|
|
|
41,024 |
|
|
Valuation allowance
|
|
|
3,994,770 |
|
|
Other
|
|
|
(10,638 |
) |
|
Provision for income taxes
|
|
$ |
19,514 |
|
|
| Schedule of Deferred Tax Assets and Liabilities [Table Text Block] |
| |
|
December 31,
|
|
| |
|
2025
|
|
|
2024
|
|
|
NOL carryforwards
|
|
$ |
18,966,713 |
|
|
$ |
15,687,479 |
|
|
Accruals and reserves
|
|
|
8,402 |
|
|
|
(28,852 |
) |
|
Stock-based compensation
|
|
|
1,356,257 |
|
|
|
1,135,026 |
|
|
Capitalized Section 174
|
|
|
14,975,473 |
|
|
|
14,681,051 |
|
|
Others
|
|
|
18,736 |
|
|
|
13,636 |
|
| |
|
|
35,325,581 |
|
|
|
31,488,340 |
|
|
Valuation allowance
|
|
|
(35,325,581 |
) |
|
|
(31,488,340 |
) |
|
Net deferred tax assets
|
|
|
— |
|
|
|
— |
|
|
Deferred income taxes
|
|
$ |
— |
|
|
$ |
— |
|
|
| Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] |
| |
|
December 31, 2025
|
|
|
December 31, 2024
|
|
|
Balance, beginning of period
|
|
$ |
1,704,925 |
|
|
$ |
802,571 |
|
|
Prior Year Increase/ (Decrease)
|
|
|
— |
|
|
|
134,291 |
|
|
Current Year Increase/ (Decrease)
|
|
|
431,969 |
|
|
|
768,063 |
|
|
Balance, end of period
|
|
$ |
2,136,894 |
|
|
$ |
1,704,925 |
|
|