PTO Manual of Classification for US patents

PTO Manual of Classification for US patents

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.

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Class Number: 135
 Class Title: TENT, CANOPY, UMBRELLA, OR CANE

Subclass  Subclass
Number    Title

  87      PORTABLE SHELTER, I.E., TENT OR CANOPY
  88      .Shelter supported by vehicle
  89      ..Travel trailer awning or canopy
  90      .Shelter suspended from diverse support means
  91      .With heating, lighting or ventilating
  92      ..Heating
  93      ..Ventilating
  94      ...Of shelter-roof
  95      .Convertible, i.e., from shelter to diverse object or from one
            type shelter to another type of shelter
  96      .Combined
  97      .Plural shelters, shelter having plural compartments or plural
            sectional covering
  98      .Umbrella-type
  99      .Center-pole suporting-type
  100     .Cone-shaped type, e.g., tepee
  101     .Framework
  102     ..Arch-shaped or dome-type
  103     ...Expansible, e.g., extensible
  104     ...Flexible
  105     ..External-type frame
  106     ..Collapsible, e.g., breakdown-type
  107     ...Telescoping and foldable
  108     ...Telescoping
  109     ...Foldable
  110     ....Lazy-tong type
  111     ....Parallelogram-type
  112     ....Vertical supporting member having pivot means therein
  113     ....Floor or base member having pivot means therein
  114     .Shelter pole
  115     .Cover for shelter
  116     .Floor or base structure
  117     .Closure, viewing window, awning or sunshade
  118     .Stake
  119     .Cover fastening
  120     .Accessory or adjunct
  15.1    UMBRELLA
  16      .Combined
  17      ..With cane
  18      ..With imitation cane case
  19      ..With independent stick
  19.5    .Having quick assembly feature (e.g., emergency umbrella)
  20.1    .Nonsymmetrical, axially offset or inclined canopy
  20.2    .Inflatable
  20.3    .Mechanically operated
  21      .Suspended
  22      .Self-opening and closing
  23      ..Tensioned rib and stretcher
  24      ..Handle release
  25.1    .Collapsible in length
  25.2    ..Lazy tong
  25.3    ..Including three segment ribb
  25.31   ..Including pivoted rib having two segments
  25.32   ...Two pivot link
  25.33   ...Multiple sliders
  25.34   ...Folding stretcher
  25.4    ..Handle or stick
  25.41   ...Hollow handle case
  26      ..Sliding rib
  27      .Auxiliary frame brace
  28      .Runners and notches
  29      .Rib and stretcher joints
  30      ..T-head and socket
  31      .Ribs and stretchers
  32      .Geats
  33.2    .Cover or lining feature
  33.4    ..Fastener
  33.41   ...For detachable cover or lining
  33.5    ..Rib tip fastener or structure
  33.6    ..Having protector for cover at rib-to-stick joint
  33.7    ..With ventilator or viewing window
  33.71   ...Transparent
  34.2    .Having storing case
  37      .Retainers
  38      ..Runner
  39      ...Sliding
  40      ...Spring
  41      ....Modified runner
  42      ...Stick hinge locked
  43      ...Turning
  44      ..Tip
  48      .Drip cups
  65      CANES, STICKS, CRUTCHES AND WALKING AIDS
  66      .Combined and convertible
  67      .Walker type
  68      .Crutches
  69      ..Extensible
  70      ..Remote control ground exchangeable tips
  71      ..Arm engaging
  72      ..Handholds
  73      ..Armrests
  74      .Folding
  75      .Telescopic
  76      .Separable handle
  77      .Tips
  78      ..Exchangeable, e.g., conventional to spiked
  79      ...Reversible
  80      ...Relatively movable spiked and conventional elements
  81      ....Spiked element housed within conventional elements
  82      ..Shock absorbing
  83      ...Fluid
  84      ..Pivoting, rocking or swivelling
  85      ..Roller
  86      ..Yieldable material
  *       ******************************
  *       CROSS-REFERENCE ART COLLECTIONS
  *       ******************************
  900     WORKER OR SPECTATOR SHELTER
  901     HUNTING BLIND OR ICE-FISHING SHELTER
  902     DRESSING SHELTER, E.G., BEACH OR BATHINGG
  903     ROLLER-OPERATED CANVAS
  904     SEPARATE STORAGE MEASN OR HOUSING FOR SHELTER
  905     METHOD OF ERECTING SHELTER
  906     ARCHED STRUCTURE
  907     COVER STRETCHER
  908     SUPER TENT OR CANOPY
  909     FITTING
  910     ILLUMINATED CANE OR UMBRELLA
  911     CANE FOR THE BLIND