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Patent Services: U.S. & Worldwide

Intellectual Property

Walter Haverfield’s Intellectual Property Group provides industry-leading patent services to independent entrepreneurs, startups, Fortune-rated corporations, universities, and other research-based institutions. Our geographic presence spans across the U.S. and around the world.

Practice Group Leader

James J. (Jamie) Pingor, Partner

Jamie focuses his practice on domestic and foreign patent preparation, prosecution, procurement, litigation, as well as trademark analysis, clearance procurement, cancellations, oppositions, and litigation matters.

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Our Patent Service Difference

We have extensive experience in numerous technical fields with respect to obtaining and maintaining patent rights, including all phases of mechanical, electrical, software, business methods, and chemical engineering fields.

The industries we serve are equally as broad and include:

Walter Haverfield’s team of seasoned patent professionals has a strong track record for protecting, defending, and enforcing the intellectual property interests of our clients, whether they are independent inventors, startup companies, universities, or Fortune-rated corporations. We counsel clients in virtually every phase of the patent process, from patent searches to patent preparation and filing. To maximize the benefits and understand the landscape, we also provide patentability searches, freedom-to-operate reports, and non-infringement legal analysis and opinions.

Our experience and full-service bench strength allow us to help clients create effective patent strategies and manage domestic, as well as international, patent portfolios of all sizes. We have worked with clients located in nearly every corner of the world and therefore understand the various cultural and regulatory differences that exist abroad.

Our patent services include:



  • Preparing and prosecuting hundreds of utility and design patent applications
  • Representing a client in the semiconductor industry in an ex parte reexamination proceeding, resulting in a reissued patent
  • Working with clients in various technology industries including telecommunications, electrical and computer science, gaming, robotics, computer software, e-commerce, digital signal processing, semiconductor chip fabrication, financial services, medical devices, and the mechanical arts
  • Preparing and prosecuting utility and design patents for high-profile domestic and international clients
  • Preparing patent availability, infringement analysis, and freedom-to-operate reports
  • Performing patent searches related to patent availability and patent infringement
  • Managing all aspects of international and foreign patent applications including communicating with foreign associates
  • Preparing thousands of replies to Patent Office Actions arguing for the patentability of patent applications
  • Drafting over 100 patent applications ranging in technology fields from artificial intelligence, wireless communications, antenna design, semi-conductors and memory chip design, industrial automation, online banking systems, encryption, software-defined networking, and network function virtualization
  • Preparing and filing over 50 new patent applications for a variety of clients having expansive technical fields
  • Prosecuting numerous patent applications in the fields of medical devices, imaging devices, financial software, business methods, and more