414 Hungerford Drive
Suite 211
Rockville, Maryland 20850
Telephone: 301-279-7577
Facsimile: 301-251-1192

My Experience and Education

My office is in a suburb of Washington, D.C. and is within minutes of the U.S. Patent and Trademark Office. I am admitted to practice law before the U.S. Patent and Trademark Office and the Supreme Court of the United States. I am a member of the Maryland bar. I graduated with a degree in engineering (B.S.E.E.) from Duke University and I graduated from Georgetown University Law School in 1968. I have been a registered patent attorney for over thirty years. I was a patent examiner in the U.S. Patent Office and a patent advisor for the U.S. Naval Research Laboratory in Washington, D.C. I have had over thirty years broad patent experience in most technical fields, and I have obtained hundreds of patents for my clients. Every year since 1981, I have been awarded the highest rating for legal ability, ethical standards, professional reliability and diligence by the internationally respected Martindale-Hubbell Law Directory.

Fee Information

Average fees, including U.S. Patent and Trademark Office filing fees and drawings, are as follows:

  • Design patent application preparation & filing: $800-$1500
  • Design patentability search & written opinion: $1300-$1500
  • Provisional patent application preparation and filing: from $750 (cost varies depending upon nature and complexity of invention)
  • Utility patent application preparation & filing: $3000-$7000
    (cost varies depending upon nature and complexity of the invention)
  • Utility patentability search & written opinion: $1300-$1500
  • Trademark registerability search & written opinion: $750
  • Trademark application preparation & filing: $1075-$1175

Design patents protect only the appearance and ornamental features of an object. Utility patents protect structural and functional aspects of an invention and how it works. Usually, a utility patent will provide stronger protection for an invention.

For more information by mail, email daket@verizon.net or call 1-301-279-7577

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