Senniger Powers History

More in this section

1919

Delos G. Haynes establishes office in St. Louis for the practice of patent, trademark and copyright law

1920s

Haynes joins Lloyd R. Koenig to practice as Haynes and Koenig

1929

Firm moves from Syndicate Trust Building to Paul Brown Building at Ninth Street and Olive Street

1930s

John D. Pope III joins the firm

1940s

Firm renames itself Koenig and Pope

1945

Stuart Senniger joins the firm

1946

Irving Powers joins the firm

1952

Don Leavitt joins the firm

1968

Firm moves to Railway Exchange Building

1969

John Roedel joins the firm

1950s-60s

Name changes from Koenig and Pope, to Koenig, Pope, Senniger and Powers, to Koenig, Senniger, Powers and Leavitt, then to Senniger, Powers, Leavitt and Roedel

1991

Firm moves to Metropolitan Square Building

2006

Firm renames itself Senniger Powers LLP

2008

Senniger Powers moves to the Bank of America Tower in downtown St. Louis

2009

Firm celebrates its 90th anniversary

Recent IP Headlines

04/19/2017

Federal Rule of Civil Procedure 68 – Offer of Judgment:  A Useful Tool for Defendants Accused of Copyright Infringement

Federal Rule of Civil Procedure 68—a seemingly straightforward rule—provides a powerful, yet underutilized tool for any defendant, but particularly a defendant accused of infringing a copyright.

04/07/2017

Senniger Attorneys Published in The St. Louis Bar Journal

The Spring 2017 edition of The St. Louis Bar Journal features two articles on Intellectual Property issues written by Senniger Powers attorneys.

03/22/2017

Supreme Court Finds that Laches is No Longer a Defense in Patent Litigation

On March 21, 2017, the Supreme Court in a 7-to-1 decision, ruled that the equitable defense of laches is not available to a patent infringement defendant.

03/15/2017

Marc Vander Tuig Speaks on Significant 2016 Federal Circuit Decisions

Marc W. Vander Tuig was a co-presenter at the recently-held 2017 Federal Circuit Year in Review seminar at the Bar Association of Metropolitan St. Louis (BAMSL).

02/24/2017

Supreme Court Finds that Shipping a Single Component Abroad Can Never Constitute Infringement under 35 U.S.C. § 271(f)(1)

In a unanimous decision, the Supreme Court found that Life Technologies Corp. is not liable for infringing a Promega Corp. patent in a situation where it shipped only a single component, Taq polymerase, to a facility in the United Kingdom that created allegedly infringing products.

02/07/2017

Robert Bain Named a Top St. Louis Lawyer for Your Small Business 

St. Louis Small Business Monthly has named Robert M. Bain one of the 2017 Top Small Business Lawyers. 

MARKETS |
Loading Data...