US PATENT SUBCLASS 600 / 498
.~.~.~.~ Valve structure

Current as of: June, 1999
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600 /   HD   SURGERY

300  DF  DIAGNOSTIC TESTING {38}
481  DF  .~ Cardiovascular {6}
485  DF  .~.~ Measuring pressure in heart or blood vessel {3}
490  DF  .~.~.~ Force applied against skin to close blood vessel {6}
498.~.~.~.~ Valve structure

DEFINITION

Classification: 600/498

Valve structure:

(under subclass 490) Subject matter including structure of a device for controlling the force of a fluid used in the apparatus.

(1) Note. A patent is classified as an original in this subclass only if it includes the recital of structural details of a valve as part of the claimed subject matter.