The Office must have evidence to establish equivalence.

Even when an applicant does everything they should, sometimes the only reasonable option is an appeal to the PTAB.

Using the principles of consonance can help applicants overcome restrictions in the first place.

A new informative decision on 101 from the PTAB (with a dissent).

Should you cite examiner statistics to the examiner?

Obviousness and evidence for and against motivation to combine.

Is the claimed act of “determining” a parameter anticipated by disclosure that the parameter exists?

Claimed ranges need some evidence of criticality and/or unexpected results, even when they are outside the disclosed ranges of the cited art.

As we have discussed in past posts, restriction requirements can be a serious burden, so it pays to know how to address them strategically. When necessary, restrictions can give the applicant some leverage if they know how to use it. Part of knowing how to use it is knowing how to win petitions against improper…

Dependent claims can prove to be powerful tools when used strategically. Learn a few tips in this post.