Invalidity Analysis

Patent Opposition / Invalidation Analysis ❌📂⚖️ 

A patent can be opposed at the pre-grant or post-grant stage by any third party or interested entity. Additionally, a granted patent may be challenged and invalidated through legal proceedings in court or during patent litigation. ⚖️📝🔍

Patent opposition helps companies safely commercialize products by eliminating risks from competitors’ overlapping and enforceable patents. If the claims of a granted patent are fully disclosed in a single prior art reference—or if a combination of references renders the invention obvious—the patent may be successfully invalidated. ❌🧠📄

Mark IP performs thorough evaluations of:

• Patent claims

• Full specifications

• Prosecution history (office actions, responses, amendments)

This is followed by a comprehensive prior art search, where all relevant literature is critically reviewed to assess the validity and enforceability of the patent. 📑🔍📘

Mark IP delivers reliable and strategic opposition/invalidation reports, including:

• 📄 Identification of key patents and non-patent literature

• 📊 Claim charts mapping prior art to each claim element

• 💬 Expert comments on prior art and invalidation strategies

• 📂 Clear documentation for pre-grant, post-grant, or litigation-based challenges