should trademark
Verbo regular: trademark - trademarked- trademarked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should trademark
you should trademark
he should trademark
we should trademark
you should trademark
they should trademark 	I should be trademarking
you should be trademarking
he should be trademarking
we should be trademarking
you should be trademarking
they should be trademarking	I should have trademarked
you should have trademarked
he should have trademarked
we should have trademarked
you should have trademarked
they should have trademarked	I should have been trademarking
you should have been trademarking
he should have been trademarking
we should have been trademarking
you should have been trademarking
they should have been trademarking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not trademark
you should not trademark
he should not trademark
we should not trademark
you should not trademark
they should not trademark 	I should not be trademarking
you should not be trademarking
he should not be trademarking
we should not be trademarking
you should not be trademarking
they should not be trademarking	I should not have trademarked
you should not have trademarked
he should not have trademarked
we should not have trademarked
you should not have trademarked
they should not have trademarked	I should not have been trademarking
you should not have been trademarking
he should not have been trademarking
we should not have been trademarking
you should not have been trademarking
they should not have been trademarking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I trademark?
should you trademark?
should he trademark?
should we trademark?
should you trademark?
should they trademark? 	should I be trademarking?
should you be trademarking?
should he be trademarking?
should we be trademarking?
should you be trademarking?
should they be trademarking? 	should I have trademarked?
should you have trademarked?
should he have trademarked?
should we have trademarked?
should you have trademarked?
should they have trademarked? 	should I have been trademarking?
should you have been trademarking?
should he have been trademarking?
should we have been trademarking?
should you have been trademarking?
should they have been trademarking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not trademark?
should you not trademark?
should he not trademark?
should we not trademark?
should you not trademark?
should they not trademark? 	should I not be trademarking?
should you not be trademarking?
should he not be trademarking?
should we not be trademarking?
should you not be trademarking?
should they not be trademarking? 	should I not have trademarked?
should you not have trademarked?
should he not have trademarked?
should we not have trademarked?
should you not have trademarked?
should they not have trademarked? 	should I not have been trademarking?
should you not have been trademarking?
should he not have been trademarking?
should we not have been trademarking?
should you not have been trademarking?
should they not have been trademarking?