TREA

without strings

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Industry

  • CPC
  • A63B2049/0213
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Parent Industries

AHUMAN NECESSITIES A63Sports, games A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING BALL GAMES TRAINING EQUIPMENT

Current Industry

A63B2049/0213without strings
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Variable inertia head racket
    • Patent number 5,312,102
    • Issue date May 17, 1994
    • Lisco, Inc.
    • Patrick Stennett
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Racket frame with circular cross section and variable thickness
    • Patent number 5,076,583
    • Issue date Dec 31, 1991
    • Sportstech Industries (U.S. Tech) Inc.
    • Henry Hsu
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Racquet
    • Patent number 4,348,025
    • Issue date Sep 7, 1982
    • Half Court Tennis Pty. Limited
    • Neville D. Wills
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Tennis racket
    • Patent number 3,999,756
    • Issue date Dec 28, 1976
    • Prince Manufacturing, Inc.
    • Howard Head
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents