Donald B. Daybell

Donald Daybell,

a senior associate in Orrick's Orange County office, is a member of the Intellectual Property Group. Mr. Daybell's practice is focused on high-stakes patent litigation, with an emphasis on trials in the US Patent and Trademark Office (PTO). Mr. Daybell is lead counsel on numerous Inter Partes reviews before the PTO, and has spoken frequently about the America Invents Act and the new PTO trial procedures enacted by this ground-breaking legislation.

Mr. Daybell also has substantial experience in all aspects of patent litigation. He has managed the day-to-day activities of complex patent cases, has taken and defended numerous depositions, has presented witnesses at trial, and has argued matters before various tribunals.

Mr. Daybell has experience in litigating and prosecuting patents in various technical fields, including semiconductors, computer software and hardware, databases, financial services, e-business, business methods and medical devices, as well as prosecuting trademarks and registering copyrights. His experience further includes preparing requests for ex parte re-examination and prosecuting re-examination requests with the United States Patent and Trademark Office. His experience also includes providing counseling and opinions regarding issued patents and trademarks.

Mr. Daybell has litigated cases involving semiconductors, databases, Internet caching systems, Internet alerts systems, medical devices and digital cameras.

In the software field, Mr. Daybell has prosecuted patent applications involving databases, e-commerce systems, networking software and numerous other software applications. In the semiconductor field, Mr. Daybell has prosecuted patent applications involving reconfigurable processors and hardware emulators. Mr. Daybell also has prosecuted business method patent applications in the financial services and healthcare fields.

Prior to law school, Mr. Daybell worked as a computer programmer for a major university and a large financial services organization. Mr. Daybell has experience with designing business software involving databases and end-user applications.

Good to know

Areas of Practice 1) Intellectual Property, 2) Patent Litigation, 3) Patent Prosecution & Counseling, 4) IP Counseling & Due Diligence, 5) Privacy, 6) Data Security & Internet Safety, 7) Trademark, 8) Copyright & False Advertising Litigation & Counseling and 9) Entertainment
Law School J.D., magna cum laude, Boston University School of Law, 2000
Admitted Year 1998
Education B.S., Computer Science, University of Southern California, 1992
Bar Member / Association State bar of California
Most recent firm Orrick, Herrington & Sutcliffe LLP
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