Coming up with a big idea is just the beginning. To protect the rights of innovators and inventors, Armstrong Teasdale attorneys provide patent services to some of the world’s largest companies with innovation at the heart of their business, managing portfolios containing thousands of patents.

Our patent team includes over 50 attorneys and patent agents registered to practice before the U.S. Patent and Trademark Office. The team has filed 9,276 patent applications in the last five years, with 3,684 of those originally drafted and filed. We also serve individual inventors as well as university tech-transfer programs, research facilities and technology incubators.

We represent clients around the globe from offices across the United States. Our team includes lawyers, patent engineers and patent agents with advanced degrees, including Ph.D.s, and practical experience that enable them to develop optimal protection strategies for our clients’ inventions and ideas, both in the United States and internationally. Many of our patent professionals have degrees and experience in fields encompassing biotechnology, electrical engineering, computer science and the mechanical arts, giving them the technical expertise to support clients working in a broad range of industries, including:

  • Aerospace design
  • Biological therapies
  • Biological and genetic markers
  • Business methods
  • Computer science
  • Confectionary products
  • Consumer appliances
  • Data storage systems
  • Database management
  • Food science
  • Gaming systems and technology
  • Genetic therapies
  • Genetically modified organisms (GMOs)
  • Genetically modified (GM) seeds
  • Herbicides
  • Hygiene products
  • Immunotherapy
  • Immunooncology
  • Medical devices and diagnostics
  • Microfluidic devices
  • Mobile technologies
  • Nanomaterials
  • Network technologies
  • Organic chemistry
  • Online advertising technologies
  • Pesticides
  • Pharmaceutical compositions
  • Polymer/material science
  • Power generation systems
  • Prebiotics/probiotics
  • Product packaging
  • Rail car technology
  • Security systems
  • Small molecules
  • Space and satellite technology
  • Transportation systems
  • Vaccines
  • Vehicle technology
  • Wind energy technology

Our global practice is also a leader locally. For more than a decade, Armstrong Teasdale’s patent practice has been ranked by the St. Louis Business Journal as the largest in the metropolitan area based on number of patent attorneys.

Our services include:

  • preparing and prosecuting patent applications;
  • conducting patentability, noninfringement, clearance and validity studies;
  • performing due diligence studies related to acquisitions; and
  • assisting clients in the development, management and monetization of patent portfolios.

Members of our team are also experienced trial lawyers with significant IP litigation and post grant proceedings experience. We serve both patent owners and petitioners before the Patent Trial and Appeal Board (PTAB) at the U.S. Patent and Trademark Office (USPTO) in post grant proceedings, including post grant review (PGR), inter partes review (IPR) and derivation proceedings.

Contact Us
  • Worldwide
  • Boston, MA
  • Denver, CO
  • Dublin, Ireland
  • Edwardsville, IL
  • Jefferson City, MO
  • Kansas City, MO
  • Las Vegas, NV
  • London, England
  • Miami, FL
  • New York, NY
  • Philadelphia, PA
  • Princeton, NJ
  • Salt Lake City, UT
  • St. Louis, MO
  • Wilmington, DE
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Edwardsville, IL 62025
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300 Delaware Avenue
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