The Appellate Board dismissed the revocation request against Valasumani Lathe Works’ patent, finding no anticipation from prior art or abandoned applications. This decision clarifies key principles on anticipation and prior art for Indian patent law.
Read more about Indian Patent Revocation: K. Manivannan, Vs. Shri M. Mani, Proprietor Valasumani Lathe WorksTag: patent anticipation
Rosaire v. Baroid Sales, 218 F.2d 72 (1955)
Rosaire v. Baroid Sales examines whether prior public experiments can invalidate a patent under Section 102(a). The judgment clarifies that successful, public use of a method by others before the patent application constitutes prior knowledge, resulting in patent invalidation.
Read more about Rosaire v. Baroid Sales, 218 F.2d 72 (1955)