What follows are the subclasses from one class of the Manual of Classification for US patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retrieve patent titles by entering the class/subclass in the box below.
Enter a class/subclass code here to get a list of patent titles. Use
any of the following forms:
363-131 121-55A 14-.5
that is, no embedded spaces, class and subclass seperated by a dash, and any
subclass letters capitalized. Currently Design Patent titles (those in the
classes of the form Dxx.yy) are not retreivable.
Class Number: 901 Class Title: ROBOTS Subclass Subclass Number Title * ****************************** * CROSS-REFERENCE ART COLLECTIONS * ****************************** 1 MOBILE ROBOT 2 ARM MOTION CONTROLLER 3 .Teaching system 4 ..Manual lead through 5 ..Machine driven lead through 6 .Communication with another machine 7 ..Conveyor 8 ..Robot 9 .Closed loop (sensor feedback controls arm movement) 10 ..Sensor physically contacts and follows work contour 11 .Mechanically actuated present limit 12 ..Cam 13 ..Limit switch 14 ARM MOVEMENT (SPATIAL) 15 .Jointed arm 16 .Cartesian (X-Y-Z arm) 17 .Cylindrical 18 .Spherical 19 DRIVE SYSTEM FOR ARM 20 .With provision for altering speed of driven element 21 .Flaccid drive element 22 .Fluid motor 23 .Electric motor 24 ..Stepper motor 25 .Gearing 26 ..Including bevel gear 27 ARM PART 28 .Joint 29 ..Wrist 30 END EFFECTOR 31 .Gripping jaw 32 ..Servo-actuated 33 ...Tactile sensor 34 ...Force feedback 35 ...Proximity 36 ..Actuating means 37 ...Fluid motor 38 ...Electric motor 39 ..Jaw structure 40 .Vacuum or mangetic 41 .Tool 42 ..Welding 43 ..Spray painting or coating 44 .Inspection 45 .Compliance 46 SENSING DEVICE 47 .Optical 48 COUNTERBALANCE 49 PROTECTIVE DEVICEE 50 MISCELLANEOUS