4. Land vehicles
  5. Convertible
  6. Wheel to or from runner

Louis F. Polk

Inventor

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Chair with multiple pivot axes

Chairs and seats – Rocker-mounted – With floor or ground contacting rocker
Reexamination Certificate

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Convertible in-line roller skates

Land vehicles – Convertible – Wheel to or from runner
Patent

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Self-contained sport ball inflation mechanism

Games using tangible projectile – Projectile – per se; part thereof or accessory therefor – Having self-contained means for inflating – pressurizing,...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1771936

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