Patents Represented by Attorney, Agent or Law Firm Andrew J. Estrada
  • Mastless kayak sail
    Patent number: 6807919
    Abstract: A mastless sail for use in a two-seat kayak is disclosed. The apparatus is designed with a boomstick feature for supporting and controlling the bottom of the sail. The existing kayak paddles support and control the top of the sail. The apparatus is also designed for fast assembly and disassembly. No alterations to the kayak are necessary.
    Type: Grant
    Filed: October 27, 2003
    Date of Patent: October 26, 2004
    Inventor: Timothy Addis Thomsen