should patent
Regular verb: patent - patented- patented

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd patent
you'd patent
she'd patent
we'd patent
you'd patent
they'd patent 	I'd be patenting
you'd be patenting
she'd be patenting
we'd be patenting
you'd be patenting
they'd be patenting	I should've patented
you should've patented
she should've patented
we should've patented
you should've patented
they should've patented	I should've been patenting
you should've been patenting
she should've been patenting
we should've been patenting
you should've been patenting
they should've been patenting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't patent
you shouldn't patent
she shouldn't patent
we shouldn't patent
you shouldn't patent
they shouldn't patent 	I shouldn't be patenting
you shouldn't be patenting
she shouldn't be patenting
we shouldn't be patenting
you shouldn't be patenting
they shouldn't be patenting	I shouldn't have patented
you shouldn't have patented
she shouldn't have patented
we shouldn't have patented
you shouldn't have patented
they shouldn't have patented	I shouldn't have been patenting
you shouldn't have been patenting
she shouldn't have been patenting
we shouldn't have been patenting
you shouldn't have been patenting
they shouldn't have been patenting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I patent?
should you patent?
should she patent?
should we patent?
should you patent?
should they patent? 	should I be patenting?
should you be patenting?
should she be patenting?
should we be patenting?
should you be patenting?
should they be patenting? 	should I have patented?
should you have patented?
should she have patented?
should we have patented?
should you have patented?
should they have patented? 	should I have been patenting?
should you have been patenting?
should she have been patenting?
should we have been patenting?
should you have been patenting?
should they have been patenting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I patent?
shouldn't you patent?
shouldn't she patent?
shouldn't we patent?
shouldn't you patent?
shouldn't they patent? 	shouldn't I be patenting?
shouldn't you be patenting?
shouldn't she be patenting?
shouldn't we be patenting?
shouldn't you be patenting?
shouldn't they be patenting? 	shouldn't I have patented?
shouldn't you have patented?
shouldn't she have patented?
shouldn't we have patented?
shouldn't you have patented?
shouldn't they have patented? 	shouldn't I have been patenting?
shouldn't you have been patenting?
shouldn't she have been patenting?
shouldn't we have been patenting?
shouldn't you have been patenting?
shouldn't they have been patenting?