I should trademark you should trademark she should trademark we should trademark you should trademark they should trademark
V-ing form
I should be trademarking you should be trademarking she should be trademarking we should be trademarking you should be trademarking they should be trademarking
Perfect
I should have trademarked you should have trademarked she should have trademarked we should have trademarked you should have trademarked they should have trademarked
V-ing perfect
I should have been trademarking you should have been trademarking she should have been trademarking we should have been trademarking you should have been trademarking they should have been trademarking
Negation
Simple form
I should not trademark you should not trademark she should not trademark we should not trademark you should not trademark they should not trademark
V-ing form
I should not be trademarking you should not be trademarking she should not be trademarking we should not be trademarking you should not be trademarking they should not be trademarking
Perfect
I should not have trademarked you should not have trademarked she should not have trademarked we should not have trademarked you should not have trademarked they should not have trademarked
V-ing perfect
I should not have been trademarking you should not have been trademarking she should not have been trademarking we should not have been trademarking you should not have been trademarking they should not have been trademarking
Interrogative form
Simple form
should I trademark? should you trademark? should she trademark? should we trademark? should you trademark? should they trademark?
V-ing form
should I be trademarking? should you be trademarking? should she be trademarking? should we be trademarking? should you be trademarking? should they be trademarking?
Perfect
should I have trademarked? should you have trademarked? should she have trademarked? should we have trademarked? should you have trademarked? should they have trademarked?
V-ing perfect
should I have been trademarking? should you have been trademarking? should she have been trademarking? should we have been trademarking? should you have been trademarking? should they have been trademarking?
Interro-negative form
Simple form
should I not trademark? should you not trademark? should she not trademark? should we not trademark? should you not trademark? should they not trademark?
V-ing form
should I not be trademarking? should you not be trademarking? should she not be trademarking? should we not be trademarking? should you not be trademarking? should they not be trademarking?
Perfect
should I not have trademarked? should you not have trademarked? should she not have trademarked? should we not have trademarked? should you not have trademarked? should they not have trademarked?
V-ing perfect
should I not have been trademarking? should you not have been trademarking? should she not have been trademarking? should we not have been trademarking? should you not have been trademarking? should they not have been trademarking?