Christopher K. Ridder

416 Portofino Dr. #205 • San Carlos, CA 94070 • (650) 646-3264 •




University of California, Berkeley, School of Law

Juris Doctor, May 2001

Honors and Activities: Certificate in Law and Technology • Berkeley Technology Law Journal: Submissions Editor, Info. Management Editor • Co-founder • Computer Policy Committee • Samuelson Law, Technology & Public Policy Clinic


University of California, Santa Cruz

B.A., Sociology, Minor, Journalism, June 1993

Honors and Activities: Highest Honors • Cowell College Honors • College Service Citation • Fish Rap Live! newspaper: Co-founder, Features Editor • Campus Governance newspaper: Founder, Editor • Cowell Senate: Chair • Campus Regulations Task Force




Ridder, Costa & Johnstone LLP, San Francisco, CA

Partner, December 2009 – Present

Advise clients on a broad range of issues at the intersection of technology and law, including: copyright, trademark, trade secrecy, intermediary liability, software development/open source, internet terms and policies, free speech, fair use, defamation, invasion of privacy, computer security, data privacy. Conduct intellectual property and related diligence in mergers and acquisitions. Represent clients in litigation and adversarial proceedings. Obtained $1.2M default judgment in a defamation case; successfully resisted, on behalf of Daily 49er newspaper, unconstitutional court order seeking web site user information pursuant to 18 U.S.C. § 2703(d); prevailed in litigation against copyright troll Righthaven; obtained transfer of internet domain names through URDP proceedings.


Stanford Law School, Stanford, CA

Residential Fellow, June 2007 – July 2009

Non-Residential Fellow, July 2009 – Present

Advised clients (including filmmakers and public advocacy organizations) regarding copyright, trademark, right of publicity, First Amendment and media law issues. Litigated copyright and First Amendment cases, including Fairey v. Associated Press, Rowling v. RDR Books, Yoko Ono Lennon et al. v. Premise Media, Golan v. Holder. Assisted in teaching “Legal Rules for the Metaverse,” a law school course examining legal issues in virtual worlds. Co-authored amicus brief in Jacobsen v. Katzer, a Federal Circuit case regarding the enforceability of open source and free software licenses. Public speaking, writing about emerging legal issues related to technology, privacy, computer security and the internet.


Simpson Thacher & Bartlett, LLP,Palo Alto, CA

Associate, October 2004 – May 2007

Litigated complex business disputes including patent litigation (digital microwave radio technology, semiconductors), technology-intensive contract cases. Participated in internal investigations. Drafted settlement agreements, patent licenses and joint development agreements. Conducted intellectual property and litigation due diligence in mergers and acquisitions, including Apax Partners’s $7.75 billion acquisition of Thomson Learning, Veritas Software’s $13 billion business combination with Symantec Corp., Hellman & Friedman’s acquisition of Sheridan Healthcare. Managed complex e-discovery.


Fish & Richardson, P.C., Redwood City, CA

Associate, October 2002 – September 2004

Summer Associate, Summer 2000

Litigated complex patent, trademark and copyright matters, including significant software patent cases. Created a retrocomputing laboratory for searching and evaluating prior art software. Worked closely with expert witnesses. Prepared pleadings and briefs, including infringement/invalidity contentions, expert reports and summary judgment motions. Co-managed firmwide email list regarding open source legal issues.


Judge Mariana R. Pfaelzer, United States District Court, Los Angeles, CA

Law Clerk, August 2001 – August 2002

Drafted orders in a diverse range of cases, including claim construction and summary judgment orders in patent cases relating to computer technology, pharmaceuticals and medical devices. Assisted with two large trials. Participated in settlement conferences.


Professor Mark Lemley, Berkeley, CA

Research Assistant, January 2000 – October 2000

Designed and maintained two Internet web sites serving as casebook supplements for Intellectual Property in the New Technological Age, and Software and Internet Law. Edited portions of Software and Internet Law.


Judge D. Lowell Jensen, United States District Court, Oakland, CA

Extern, May 1999 – August 1999

Wrote bench memoranda and drafted orders in patent, trade dress, criminal, class action and civil rights cases.


GLUE Publishing, LLC, Los Angeles, CA

Co-Founder, Editor, June 1997 – June 1998

Worked with Board of Directors on all aspects of planning, funding and launching a new weekly publication, GLUE L.A. Edited news and features. Coordinated Internet presence.


Anchorage Press, Anchorage, AK

Editor-in-Chief, February 1995 – September 1996

Managed editorial staff of the largest weekly newspaper in Anchorage through a period of strong growth. Planned all content for the paper in addition to writing articles. AK Press Club Award: Investigative Reporting.




Social Media Companies Confront Harassment After GamerGate,
California Lawyer, August 2015.


Find Waldo in Cyberspace: Forensic detective work meets digital media IP litigation,

Metropolitan Corporate Counsel, July 2015


Reputational Hazards,
California Lawyer, March 2013.


How to Fix Copyright (book review),
California Lawyer, December 2012.


Evidentiary Implications of Potential Security Weaknesses in Forensic Software,
International Journal of Digital Crime and Forensics 1(3), 78-79, July-September 2009.


AT&T Corp. v. City of Portland,
Berkeley Tech. L.J. 397 (2000) (student comment).




Privacy and Location Data: Telecommunications Regulation and the Fair Information Practices Framework, Where 2.0 Conference (San Francisco, CA; June, 2005).


Evidentiary Implications of Potential Security Weaknesses in Forensic Software, Black Hat USA 2007 Briefings and Training (Las Vegas, NV; August, 2007); DEFCON 15 (Las Vegas, NV; August, 2007).


Copyright and Contract Issues Presented in Jacobsen v. Katzer, Open Source in Mobile Legal Workshop (San Francisco, CA; March, 2008).


Internet Content Regulation: The Role of Parliaments, Shaping the Information Society: The Role of Parliaments and Legislators, Global Centre for ICT in Parliament (Geneva, Switzerland; May, 2008).


The Role of Copyright Policy in Interpretation and Enforcement of Information Contracts and Technical Protection Measures, IP Scholars Conference, Stanford Law School (Stanford, CA; August, 2008).


Creative IP Licensing Strategies, Continuing Legal Education presentation to the Alaska Bar Association Intellectual Property Section (Anchorage, Alaska (telephonic); September, 2008).


Conditions Precedent in Copyright Law, Works in Progress Intellectual Property Colloquium, Tulane University Law School (New Orleans, LA; October, 2008).


Open Source Licenses 101, Stanford Open Source Lab (un)Conference, Stanford University (Stanford, CA; November 2008).


Copyright and its Limitations: Engines of Free Expression, Third World Congress of Public Law (Recife, Brazil; May, 2009).


Facebook, Blogs, & User Generated Content: Keys to Protecting Your Clients, National Constitution Center (telephonic; February, 2010).


Copyright, Patent and Trade Secrecy, UC Berkeley School of Information, Information Law and Policy (guest lecturer) (Berkeley, CA, April 2010).


This Week in Law #66, Wrestling Pigs And Unicorns: YouTube summary judgment, location data and more (Internet podcast; June 2010).


Protecting Your Company’s Reputation Online, National Constitution Center (telephonic; September, 2010).


Online Reputation Management: Legal Issues and Best Practices, State Bar Business Law Section, Cyberspace Committee (telephonic, December, 2010).


Emerging Issues in Copyright Licensing Law, 2011 State Bar Section Cyber Institute (webinar, January, 2011).


Digital Copyright Panel, Samuelson Law, Technology & Public Policy Clinic 10th Anniversary Forum (Berkeley, CA, April 2011).


Info-Hacktivism: Wikileaks, Anonymous and the Future of Sensitive Information, USC Gould School of Law (Los Angeles, CA, August 2011).


Protecting Plaintiff Privacy in Litigation, UC Berkeley Effective Consumer Privacy Enforcement conference (Berkeley, CA, October 2011).


Cyberspace Law Boot Camp 2012, State Bar of California 85th Annual Meeting (Monterey, CA, October 2012).


Uncertainty In IP Address-Based Identification: Protecting The Innocent Internet Service

Subscriber, Internet Law Works in Progress (Santa Clara, CA, March 2013).


Starting Up – Legal Issues Faced By High-Tech Startups And Their Employees, UC Berkeley School of Information, Information Law and Policy (guest lecturer) (Berkeley, CA, March 2014).


Intermediary Liability For Extortion and Identity Theft: California AG’s Recent Revenge Porn Prosecutions, State Bar Business Law Section, Cyberspace Committee (telephonic, March, 2014).


Social and Ethical Impacts of Corporate Data Breaches, UC Davis Business Law Journal Symposium (Davis, CA, November, 2015)