Siebman, Burg, Phillips & Smith

Siebman Law, LLP, formerly known as Siebman, Burg, Phillips & Smith, is a Texas-based litigation boutique renowned for its extensive experience in the U.S. District Courts for the Eastern and Northern Districts of Texas. The firm is headquartered in Sherman, Texas, and maintains offices in Dallas and Plano. While not ranked in the AmLaw 200, the firm has been recognized regionally, earning a Metropolitan Tier 1 ranking in Dallas/Fort Worth for patent litigation from U.S. News & World Report and Best Lawyers. It operates as a specialized trial firm, frequently serving as both lead trial counsel and trusted local counsel for national and international clients litigating in Texas federal courts.

The firm's intellectual property practice is broad, encompassing patent, trademark, and trade secret litigation. Siebman Law attorneys have experience representing both plaintiffs and defendants in IP disputes. The provided case list shows the firm acting as local counsel for defendants in patent infringement suits. The firm's own materials state they handle a wide array of civil litigation, leveraging a deep familiarity with the local rules and procedures in Texas's patent-heavy dockets. Their long history in these venues has made them a "go-to" firm for out-of-state trial teams needing local expertise.

Based on the authoritative case list, the firm has served as local counsel for defendants in matters such as Orthosie Systems, LLC v. SVR, LLC and TQP Development, LLC v. Avis Budget Group, Inc. These representations highlight the firm's role in defending operating companies in patent disputes. Public information on the specific outcomes of these cases is not readily available. There is no significant public record of the firm having a large-scale practice before the Patent Trial and Appeal Board (PTAB).

The firm was founded by Clyde M. Siebman (1958-2021), who was a highly regarded patent litigator in Texas. Key partners have included Michael C. Smith, who appeared in the tracked cases and is a widely recognized authority on Eastern District of Texas practice, maintaining a popular weblog on the topic. Recent information indicates Michael C. Smith is now a partner at Scheef & Stone, LLP. The firm's current leadership includes other name partners such as Bryan H. Burg.