US PATENT SUBCLASS 178 / 19.04
.~.~.~ Pressure stylus

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


178 /   HD   TELEGRAPHY

2 R  DF  SYSTEMS {21}
18.01  DF  .~ Position coordinate determination for writing (e.g., writing digitizer pad, stylus, or circuitry) {4}
19.01  DF  .~.~ Writing digitizer stylus {5}
19.04.~.~.~ Pressure stylus

DEFINITION

Classification: 178/19.04

Pressure stylus:

(under subclass 19.01) Subject matter wherein the pointing device has a built-in sensor (e.g., pressure sensor) which is automatically activated when the pointing device tip applies a force on the sensing surface of the tablet.

SEE OR SEARCH CLASS

345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems,

179, for a combination of a display device and a stylus.