don't I patent? don't you patent? doesn't he patent? don't we patent? don't you patent? don't they patent?
Present continuous
am I not patenting? aren't you patenting? isn't he patenting? aren't we patenting? aren't you patenting? aren't they patenting?
Preterite
didn't I patent? didn't you patent? didn't he patent? didn't we patent? didn't you patent? didn't they patent?
Preterite continuous
wasn't I patenting? weren't you patenting? wasn't he patenting? weren't we patenting? weren't you patenting? weren't they patenting?
Present perfect
haven't I patented? haven't you patented? hasn't he patented? haven't we patented? haven't you patented? haven't they patented?
Present perfect continuous
haven't I been patenting? haven't you been patenting? hasn't he been patenting? haven't we been patenting? haven't you been patenting? haven't they been patenting?
Pluperfect
hadn't I patented? hadn't you patented? hadn't he patented? hadn't we patented? hadn't you patented? hadn't they patented?
Pluperfect continuous
hadn't I been patenting? hadn't you been patenting? hadn't he been patenting? hadn't we been patenting? hadn't you been patenting? hadn't they been patenting?
Future
won't I patent? won't you patent? won't he patent? won't we patent? won't you patent? won't they patent?
Future continuous
won't I be patenting? won't you be patenting? won't he be patenting? won't we be patenting? won't you be patenting? won't they be patenting?
Future perfect
won't I have patented? won't you have patented? won't he have patented? won't we have patented? won't you have patented? won't they have patented?
Future perfect continuous
won't I have been patenting? won't you have been patenting? won't he have been patenting? won't we have been patenting? won't you have been patenting? won't they have been patenting?
Conditional
Present
wouldn't I patent? wouldn't you patent? wouldn't he patent? wouldn't we patent? wouldn't you patent? wouldn't they patent?
Present continuous
wouldn't I be patenting? wouldn't you be patenting? wouldn't he be patenting? wouldn't we be patenting? wouldn't you be patenting? wouldn't they be patenting?
Past
wouldn't I have patented? wouldn't you have patented? wouldn't he have patented? wouldn't we have patented? wouldn't you have patented? wouldn't they have patented?
Past continuous
wouldn't I have been patenting? wouldn't you have been patenting? wouldn't he have been patenting? wouldn't we have been patenting? wouldn't you have been patenting? wouldn't they have been patenting?