Ex parte Lindenblatt, is a recent decision of the Patent Trial and Appeal Board (PTAB) addressing evidence of unexpected results. In Ex parte Lindenblatt, the claim
Read more
Recently, the Federal Circuit, in SRI Int’l v. Cisco Sys., 2020-1685 (Fed. Cir. Sep. 28, 2021), clarified the confusion caused by an earlier remand to the
Read more
Equivalence is a common tool used by Examiners to demonstrate the obviousness of a claimed component that is known to be interchangeable with a component in
Read more
“A picture is worth a thousand words.” This is also true, and sometimes may be even more so, in patent applications. However, one should be careful
Read more
Process (or method) claims recite one or more actions or steps to be performed. For example: a process for producing NaCl, comprising steps A, B and
Read more
Ex parte Slark, is a recent decision of the Patent Trial and Appeal Board (PTAB) addressing whether the changes to a prior art composition that would
Read more
In a decision helpful to companies involved in the formulation of generally known ingredients (e.g., lubricants, glass, shampoos, cosmetics, etc.), the PTAB in Ex parte DeGeorge
Read more
In Ex parte Johnson, the Patent Trial and Appeal Board (“Board”) rejected an Examiner’s construction of a claim term because it conflicted with the meaning given in other patents from analogous art.  The
Read more
In Ex parte Sharma (Appeal 2020-004468), the Patent Trial and Appeal Board (“Board”) considered the Examiner’s obviousness rejection of Appellant’s claimed method of treating once-through steam
Read more
When U.S. patent examiners cannot find all the components of a claim in a single prior art reference, they usually cite a secondary reference for a
Read more