David P. Blanke

David P. Blanke


Ewell, Brown, Blanke & Knight LLP

Recognized since 2009

Austin, Texas

Practice Areas

Commercial Litigation

Environmental Law

Water Law

Lawyer of the Year Badge - 2019 - Water Law Lawyer of the Year Badge - 2016 - Environmental Law Lawyer of the Year Badge - 2014 - Environmental Law
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David represents both plaintiffs and defendants in complex business and technology litigation involving a wide variety of statutory, contract, and tort claims. His practice also includes an emphasis on defending insurers, particularly in class actions, as well as representing municipalities and other subdivisions of the State of Texas in disputes over public projects. Board certified in civil trial law by the Texas Board of Legal Specialization, David has tried more than 25 cases throughout Texas, in both the state and federal courts.

Contact & Links

Location

  • 111 Congress Avenue, Suite 2800
    Austin, TX 78701

Affiliations

  • American Bar Association - Member
  • American Heart Association - Board of Directors
  • Austin Bar Foundation - Life Fellow
  • Dallas Bar Foundation - Life Fellow
  • Texas Bar Association - Life Fellow
  • Travis County Bar Association - Member

Ewell, Brown, Blanke & Knight LLP
Headquarters: Austin, Texas

4 The Best Lawyers in America® awards

Best Law Firms Badge
Full Firm Profile

Lawyer of the Year Badge - 2019 - Water Law Lawyer of the Year Badge - 2016 - Environmental Law Lawyer of the Year Badge - 2014 - Environmental Law

Named "Lawyer of the Year" by Best Lawyers® for:

  • Water Law, Austin (2019)
  • Environmental Law, Austin (2016)
  • Environmental Law, Austin (2014)

Recognized in The Best Lawyers in America® 2022 for work in:

  • Commercial Litigation
  • Environmental Law
  • Water Law

Special Focus

  • Litigation

Awards:

  • Texas Super Lawyers, 2006 - present

Obtaining a judgment during trial as to a $96 million antitrust claim against two professional associations

Obtaining a judgment as a matter of law during trial as to a $96 million antitrust claim against two professional associations, after having obtained summary dismissal of business tort claims prior to trial, Viazis v. American Association of Orthodontists, 182 F. Supp. 2d 552 (E.D. Tex. 2001), aff’d, 314 F.3d 758 (5th Cir. 2002), cert. denied, 123 S. Ct. 2078 (2003)

Dismissal of a $14 million claim against Big Four accounting firm

In professional liability matters, successfully obtained the dismissal of a $14 million claim against Big Four accounting firm by lenders to, and investors in, a bankrupt lessor of amusements equipment, represented witnesses in government investigations, and represented Big Four accounting firm and law firm in tax shelter litigation

Securing a $46 million settlement for Dow Chemical in patent litigation

Securing a $46 million settlement for Dow Chemical in patent litigation regarding the epoxy resins used to encapsulate sophisticated electronic devices, Dow Chemical Co. v. Sumitomo Chemical Co., 257 F.3d 1364 (Fed. Cir. 2001)

Securing judgments dismissing federal court and state court challenges to one of the largest recent water projects in Texas

Securing judgments dismissing federal court and state court challenges to one of the largest recent water projects in Texas, Friends of Canyon Lake v. Brownlee, No. SA-03-0993-RF, 2004 U.S. Dist. LEXIS 21838 (W.D. Tex. Sept. 20, 2004); Friends of Canyon Lake v. Guadalupe-Blanco River Authority, 96 S.W.3d 519 (Tex. App. – Austin 2002, pet. denied) and litigating a variety of other water rights and related issues, see e.g. Canyon Regional Water Authority v. Guadalupe-Blanco River Authority, 258 S.W.3d 613 (2008); Tex. Comm'n on Envtl. Quality v. San Marcos River Found., 267 S.W.3d 356 (Tex. App. - Corpus Christi 2008, pet. denied); Bexar Metro, Water Dist. v. City of Bulverde, 234 S.W.3d (Tex. App. - Austin 2007, pet. denied)

Obtaining a preliminary injunction precluding the use of a geophysical service company’s trademarks

Obtaining a preliminary injunction precluding the use of a geophysical service company’s trademarks and palming off its trademarked services in connection with an exploration project sponsored by Mexico’s national oil company, Petroleos Mexicanos (Pemex) in the Gulf of Mexico. Paulsson Geophysical Services, Inc. v. Axel M. Sigmar, et al., 529 F.3d 303 (5th Cir. 2008) and subsequently securing dismissal with prejudice of tortuous interference and unfair competition claims alleging over $600 million in damages

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