Double Patenting

4 articles available

The use of divisional patent applications in order to ensure flexibility and to keep a patentee’s options open as to the protection it seeks to obtain is established practice in many patent offices…

The Brazilian Patent Statute (Law #9,279/96) does not explicitly prohibit double patenting per se.  However, as shown in the statistics set out below, the BRPTO regularly considers double patenting. …

On 6 January 2023, the Danish Maritime and Commercial High Court dismissed an application for remission to the Board of Appeal of the registration of a utility model. The court considered whether…

In Immunex Corp. et al. v. Sandoz Inc. et al., the Federal Circuit found that there was no obviousness-type double patenting because there was no “common ownership” of patents under an agreement…