The plaintiff filed a lawsuit against five companies in the United States District Court for the District of Delaware for patent infringement. All five companies moved to transfer the case to the Northern District of California because none of the defendants had their headquarters in Delaware and they argued it…
In a recent decision from the Eastern District of Texas, the court allowed the testimony of an expert witness on the entire market value theory even though the expert did not provide evidence of consumer demand. The court found that the expert could use the entire market value theory of…
Failing to act and follow up on cease and desist letters against potential infringers of a patent may preclude enforcement of the patent. This is particularly true when the patent owner does not begin litigation or execute a license for the patent and, during the intervening time, the potential infringer…
In the first district court case applying the Federal Circuit’s new standard for proving inequitable conduct, the United States District Court for the Eastern District of Texas concluded that defendants had failed to prove by clear and convincing evidence that the patents-in-suit were unenforceable due to inequitable conduct. The case…
In a case from the Eastern District of Texas, the district court granted an emergency motion to compel pertaining to source code contained on a stand-alone computer. In the case, Hyundai had loaded its source code on a stand-alone computer and provided a standard text-editor (Notepad), a source code editor…
In a recent case from the United States District Court for the District of Delaware, the district court held that the defendant was not liable for patent infringement based on the doctrine of divided infringement. The district court based its ruling on the Federal Circuit’s decision in Centillion Data Sys.,…
The United States Supreme Court affirmed the use of the clear and convincing evidence standard for challenges to the validity of patents last week in a closely watched and eagerly anticipated case, i4i v. Microsoft. The Supreme Court’s opinion re-affirmed decades of case law that the standard to challenge the…
In a recent decision from the United States District Court for the District of Delaware, the district court considered defendant’s motion for summary judgment of invalidity. The plaintiff’s patent is directed to a computer program for developing a component based software for the insurance industry. The patent contained both method…
To have a valid patent, an inventor must disclose sufficient detail in the specification to enable the patent, often referred to as the enablement requirement. To fulfill the enablement requirement, an inventor must disclose enough detail in the patent to teach a person of ordinary skill in the art to…
In a patent case pending against Intel in the District of New Mexico, the plaintiff sought to compel the production of Intel’s future products that were under development. The litigation involved plaintiff’s claim that Intel infringed its patent for a process called “double patterning,” which is a process that allows…