What follows is part of the Index to the US Manual of Classifications for patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retreive 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.
Y GUNS .............................. 89/1.1 YACHT SEE SHIP YALE TM LOCK ........................ 70/492 YARD RAILWAY CAR .......................104/26.1+ SHIP SPAR .........................114/95+ STICK .............................33/483+ YARN SEE THREAD DOLL ..............................446/372+ FLUID TREATMENT OF PACKAGE ........8/155+ PRINTING ON .......................101/172 STRUCTURE .........................57 TESTING ...........................73/160 YEAST (SEE ALSO FUNGI) CELL MUTATION, GENETIC ENGINEERING 435/172.1 COMPOSITIONS BODY TREATING ..................424/93.R BREAD MAKING WITH ..............426/18+ EDIBLE PRODUCTS ................426 BREAD MAKING .................426/18+ SINGLE CELL PROTEIN ..........435/804* FERMENTING CARBOHYDRATES BY .......435 PRODUCTS, MICROORGANISM PER SE ....435/243+ ENZYME, PROCESSES FOR ..........435/183 NONFERMENT MATERIAL COMBINED ...435/174+ FOR STABILIZING ..............435/188 PROPAGATION .......................435/255.1+ APPARATUS ......................435/287+ NONFERMENT MATERIAL COMBINED ...435/288 YEAST, PER SE, CULTURE METHODS ....435/255.1+ TRANSFORMANTS ..................435/254.2+ MEASURING AND TESTING .............435/7.31 YOGHURT ............................. 426/583 YOHIMBINE ........................... 546/53 YOKE ANIMAL DRAFT APPLIANCE NECK YOKE ......................278/119+ THILL ..........................278/51 APPAREL ...........................2/122 AXLE LUBRICATOR ...................384/374 BOTTLE CLOSURE ....................215/237+ CHUCK .............................279/19.1+ DRAFT .............................D30/137+ GRAPPLE ...........................294/91 HARNESS ...........................54/3 OX .............................54/77 MOTOR FLUID CURRENT ...............416/244.R PIPE JOINT ........................285/274 RAILWAY CONDUIT ........................104/142+ DRAFT APPLIANCE CUSHIONED ......213/47+ DRAW BAR .......................213/67.R+ TRACK FASTENER .................238/314 TRUCK PLATFORM .................105/214 WATCH LEVER SET ......................368/199 PENDANT SET ....................368/197+ WRENCH SHANK GRIP .................81/152 YTTERIUM INORGANIC RECOVERY ......... 423/21.1+