Litigation Expert Services

WHEN YOU NEED TO WIN


















Intellectual Property & Patent Litigation

All phases of patent litigation, including pre-filing consultation, Rule 11 charts, contentions, claim construction, tutorials, expert reports, depositions, trial and appeals.
Patent Reexams (IPR/CBM/PGR)

Expert declarations and depositions in support of petitions and patent owner responses.
ITC
Investigations

Analysis, expert reports, depositions and hearing testimony on behalf of Complainants and Respondents for U.S. International Trade Commission investigations.
International Arbitrations

Technology, source code and document review and analysis together with written and oral testimony for international arbitrations.
Contract Claims

Analysis and expert opinions in support of breach of contract, and copyright and trade secret misappropriation claims and defenses.
Analysis & Testimony

High-quality analysis and objective opinions together with written and oral testimony.
Source Code Review

Software and hardware source code review and analysis.
Digital Forensics

Recovery and investigation of information and material found in digital devices in relation to commercial litigation.

What Our Clients Say

About Experantis' Founding Expert, Sandeep Chatterjee, Ph.D.:

“A+,” rating Sandeep as an expert witness.

Rich Hung

Co-Head of IP Group and Litigation Partner
Morrison Forester LLP

“With billions of dollars at stake, we chose Sandeep.”

Karen Johnson-McKewan

Litigation Partner
Orrick LLP

“Sandeep was an invaluable asset to our successful defense in Media Rights Technologies v. Capital One, and in achieving a great result for our client.”

Ken Godlewski

IP Litigation Partner
Troutman Sanders LLP

“Sandeep's analysis is very persuasive, and his oral testimony is strong and compelling.”

Yuwu (Anthony) Liu

Cross-border Arbitration & Litigation Partner
King & Wood Mallesons [China]

“Sandeep is unmatched in his ability to think on his feet, and provide articulate oral evidence at trial.”

Haiyan (Helen) Gu

General Counsel
Weibo Corp. (Sina Group) [China]

Experantis provides products and services to law firms, companies and other organizations that are contemplating or are involved in commercial litigation. We also provide education and general business advisory services related to patents and intellectual property, and help organizations craft effective business strategies that leverage their intellectual property.

For 15 years, Experantis’ team has been providing expert analysis and testimony in various types of commercial litigation. Throughout our history, we have had the pleasure of working with some of the largest law firms and companies in the world, and these companies have entrusted us with some of their most important cases.

Our value and effectiveness is most clearly demonstrated through the law firms and companies that repeatedly come back to us for their litigation expert needs.

Sandeep Chatterjee         CEO, Experantis LLC