Section 3(d) is unique to India and the Patents Act, 1970 as amended in 2005, aimed to restrict patent protection for new forms of known substances unless they led to enhancement in the efficacy of the original substance. It specifically targeted so called evergreening of patents, which is understood to involve obtaining a patent for...Read More

In Guangdong Oppo Mobile Vs The Controller Of Patents And Others (June 2023), an electronics manufacturer, Guangdong Oppo Mobile filed a patent application in India for a charging system and method, as well as a power adapter. The invention aimed to provide a power adapter that could apply a pulsating waveform voltage directly to a...Read More

DELHI HIGH COURT: The Delhi High Court has become a prominent centre for intellectual property litigation in India. Recently, the Court addressed the issue of allowable claim amendments under Section 59(1) of the Patents Act. In the case of Allergan Inc. v. The Controller of Patents, the court overturned the decision of the Indian Patent...Read More