Effective Filing Date

Term: Effective Filing Date

Definition: A date used to determine patentability based on the earliest application that adequately describes the invention, which may include a chain of patents and patent applications such as provisional patent applications.  


Klemchuk PLLC is a leading IP law firm based in Dallas, Texas, focusing on litigation, anti-counterfeiting, trademarks, patents, and business law. Our experienced attorneys assist clients in safeguarding innovation and expanding market share through strategic investments in intellectual property.

This article is provided for informational purposes only and does not constitute legal advice.

Lindsey Leist