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The world's inventors and innovators understand the value of patent protection for their businesses, and in some instances, the world. As technology, industry, and humanity continue to advance and as new ideas emerge each day, the value placed on intellectual property grows too.

Patent preparation and prosecution is a core practice area at COJK.  Since 1929, attorneys at COJK have been providing patent legal services to our clients to protect the innovations that define and change the world. The firm prides itself on writing strong, defensible patents through a deep understanding of the technology as well as the law.

We work with clients to develop effective patent strategies that align with their business objectives. Our attorneys’ legal knowledge and industry experience—combined with business acumen gained from years of practice—make us uniquely qualified to handle complex work in a wide range of disciplines, including mechanical engineering; electrical engineering; chemistry; life sciences; computer science; and telecommunications. Our aim is to build long-term relationships with our clients, growing with them into trusted business advisors.

We also have relationships with over 180 foreign associate firms throughout the world that help our domestic clients obtain patent protection in other countries, as well as helping our international clients protect their patents in the United States. Our attorneys are supported by a team of experienced support staff and professional paralegals.

Our patent practice group assists clients in all areas of patent law, including:

  • Preparing patent applications, filing, and prosecution strategies for utility, design, and plant patents
  • Obtaining U.S. and foreign protection, including practice under the Patent Cooperation Treaty (PCT) and the Patent Prosecution Highway (PPH)
  • Administrative appeals
  • Freedom-to-operate opinions
  • Licensing and agreements
  • Patentability and invalidity opinions
  • Patent portfolio management
  • Petitions and protests
  • Product clearance
  • Reissues and reexaminations
  • Strategic patent planning and counseling

Between its diligence and expertise, the team adds incredible value to our company and has accomplished great feats where others have failed. Do yourself a favor – pick COJK.

Client Comment, IAM Patent 1000 – The World’s Leading Patent Professionals

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