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United States Patent Document

Patent Information

A patent is a government grant that confers upon the creator of an invention the sole right to make, use, and sell that invention for a set period of time. Michael Kroll has obtained over 1900 patents in his 30+ year career.

The following are answers to typical questions new inventors have about patents.

Who can get a patent?

  • whoever invents or discovers any new and useful process, machine, manufacture or composition of matter or any new and useful improvement thereof may obtain a patent

    What types of items can be protected?

  • Typical Utility Patent Items: tools, devices, machines, computer programs, games, processes, formulas, internet devices, electronic, chemical and business methods, etc.

  • Typical Design Patent Items: shapes of articles, dolls, characters, etc.

    How long does a patent last?

  • Utility Patent: 20 years from initial filing date (not renewable)

  • Design Patent: 14 years from date of granted patent (not renewable)

    How much does it cost to obtain a patent?

    Typical Utility Patent Fees:

    $7,650 This includes filing fee, professional drawings & technical specifications. (internet, electronic, chemical and business methods are normally higher)
    $750 For an optional worldwide patent search which is suggested & advisable. Provided that we have conducted a patent search with a "good" or "excellent" rating we will refund the cost of the patent application if we are unable to obtain a patent for your invention.
    Additional fees not included in above:
    1. Amendments, if required: $0 - 3,500 (each)
    2. Printing and issue fee: $1,555 utility; $1,230 design
    3. Maintenance fees due for utility patent (years after issue): 3 to 3 1/2: $840, 7 to 7 1/2: $1590 and 11 to 11 1/2: $2405
    4. Enforcement of Patent, Trademark or Copyright
    5. Above typical fees subject to conformation after receipt of client's disclosure
    6. Internet, electronic, chemical and business methods are normally higher
    Design Patent Fees:
    $1,670 (a design patent only protects the appearance of an item)

    If you are interested in obtaining patent protection for an invention you can request our free brochure, submit your invention online or call us to start the process.



  • phone: 800-367-7774     fax: 800-367-7999     email: patent@invention.net