could patent
Verbo regolare: patent - patented- patented

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could patent
you could patent
she could patent
we could patent
you could patent
they could patent 	I could be patenting
you could be patenting
she could be patenting
we could be patenting
you could be patenting
they could be patenting	I could have patented
you could have patented
she could have patented
we could have patented
you could have patented
they could have patented	I could have been patenting
you could have been patenting
she could have been patenting
we could have been patenting
you could have been patenting
they could have been patenting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not patent
you could not patent
she could not patent
we could not patent
you could not patent
they could not patent 	I could not be patenting
you could not be patenting
she could not be patenting
we could not be patenting
you could not be patenting
they could not be patenting	I could not have patented
you could not have patented
she could not have patented
we could not have patented
you could not have patented
they could not have patented	I could not have been patenting
you could not have been patenting
she could not have been patenting
we could not have been patenting
you could not have been patenting
they could not have been patenting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I patent?
could you patent?
could she patent?
could we patent?
could you patent?
could they patent? 	could I be patenting?
could you be patenting?
could she be patenting?
could we be patenting?
could you be patenting?
could they be patenting? 	could I have patented?
could you have patented?
could she have patented?
could we have patented?
could you have patented?
could they have patented? 	could I have been patenting?
could you have been patenting?
could she have been patenting?
could we have been patenting?
could you have been patenting?
could they have been patenting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not patent?
could you not patent?
could she not patent?
could we not patent?
could you not patent?
could they not patent? 	could I not be patenting?
could you not be patenting?
could she not be patenting?
could we not be patenting?
could you not be patenting?
could they not be patenting? 	could I not have patented?
could you not have patented?
could she not have patented?
could we not have patented?
could you not have patented?
could they not have patented? 	could I not have been patenting?
could you not have been patenting?
could she not have been patenting?
could we not have been patenting?
could you not have been patenting?
could they not have been patenting?