may patent
Regular verb: patent - patented- patented

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may patent
you may patent
she may patent
we may patent
you may patent
they may patent 	I may be patenting
you may be patenting
she may be patenting
we may be patenting
you may be patenting
they may be patenting	I may have patented
you may have patented
she may have patented
we may have patented
you may have patented
they may have patented	I may have been patenting
you may have been patenting
she may have been patenting
we may have been patenting
you may have been patenting
they may have been patenting	

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

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

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