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Class   281BOOKS, STRIPS, AND LEAVES
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 [List of Pre Grant Publications for class 281 subclass 2][List of Patents for class 281 subclass 2]2 STRIPS AND LEAVES
[List of Pre Grant Publications for class 281 subclass 3.1][List of Patents for class 281 subclass 3.1]3.1 BOOK AND LEAF
 [List of Pre Grant Publications for class 281 subclass 4][List of Patents for class 281 subclass 4]4 Subclass 4 indent level is 1 Removable cover
 [List of Pre Grant Publications for class 281 subclass 4.1][List of Patents for class 281 subclass 4.1]4.1 Subclass 4.1 indent level is 1 Blotter leaf
[List of Pre Grant Publications for class 281 subclass 5][List of Patents for class 281 subclass 5]5 STRIPS
[List of Pre Grant Publications for class 281 subclass 6][List of Patents for class 281 subclass 6]6 Subclass 6 indent level is 1 With platen
[List of Pre Grant Publications for class 281 subclass 7][List of Patents for class 281 subclass 7]7 Subclass 7 indent level is 2 Strip retained
 [List of Pre Grant Publications for class 281 subclass 10][List of Patents for class 281 subclass 10]10 Subclass 10 indent level is 2 Leaf retained
 [List of Pre Grant Publications for class 281 subclass 11][List of Patents for class 281 subclass 11]11 Subclass 11 indent level is 2 With feed
[List of Pre Grant Publications for class 281 subclass 12][List of Patents for class 281 subclass 12]12 Subclass 12 indent level is 2 With attaching means
 [List of Pre Grant Publications for class 281 subclass 14][List of Patents for class 281 subclass 14]14 Subclass 14 indent level is 1 Strip retained
[List of Pre Grant Publications for class 281 subclass 15.1][List of Patents for class 281 subclass 15.1]15.1 BOOK, ELEMENT THEREOF, OR ACCESSORY THEREFOR
[List of Pre Grant Publications for class 281 subclass 16][List of Patents for class 281 subclass 16]16 Subclass 16 indent level is 1 Multiple
 [List of Pre Grant Publications for class 281 subclass 17][List of Patents for class 281 subclass 17]17 Subclass 17 indent level is 2 Removable cover
 [List of Pre Grant Publications for class 281 subclass 18][List of Patents for class 281 subclass 18]18 Subclass 18 indent level is 1 Sealed
[List of Pre Grant Publications for class 281 subclass 19.1][List of Patents for class 281 subclass 19.1]19.1 Subclass 19.1 indent level is 1 Removable cover
 [List of Pre Grant Publications for class 281 subclass 19.2][List of Patents for class 281 subclass 19.2]19.2 Subclass 19.2 indent level is 2 Loop engaging
 [List of Pre Grant Publications for class 281 subclass 20][List of Patents for class 281 subclass 20]20 Subclass 20 indent level is 1 Protectors
[List of Pre Grant Publications for class 281 subclass 21.1][List of Patents for class 281 subclass 21.1]21.1 Subclass 21.1 indent level is 1 Binding
 [List of Pre Grant Publications for class 281 subclass 22][List of Patents for class 281 subclass 22]22 Subclass 22 indent level is 2 Scrapbook
 [List of Pre Grant Publications for class 281 subclass 23][List of Patents for class 281 subclass 23]23 Subclass 23 indent level is 2 Continuous strip
 [List of Pre Grant Publications for class 281 subclass 24][List of Patents for class 281 subclass 24]24 Subclass 24 indent level is 2 Guard
 [List of Pre Grant Publications for class 281 subclass 26][List of Patents for class 281 subclass 26]26 Subclass 26 indent level is 2 Undercut slot
 [List of Pre Grant Publications for class 281 subclass 27][List of Patents for class 281 subclass 27]27 Subclass 27 indent level is 2 Sewed
[List of Pre Grant Publications for class 281 subclass 27.1][List of Patents for class 281 subclass 27.1]27.1 Subclass 27.1 indent level is 2 Ring or arch
 [List of Pre Grant Publications for class 281 subclass 27.3][List of Patents for class 281 subclass 27.3]27.3 Subclass 27.3 indent level is 2 Metallic
 [List of Pre Grant Publications for class 281 subclass 28][List of Patents for class 281 subclass 28]28 Subclass 28 indent level is 2 Elements
[List of Pre Grant Publications for class 281 subclass 29][List of Patents for class 281 subclass 29]29 Subclass 29 indent level is 1 Covers
 [List of Pre Grant Publications for class 281 subclass 30][List of Patents for class 281 subclass 30]30 Subclass 30 indent level is 2 With pencils
 [List of Pre Grant Publications for class 281 subclass 31][List of Patents for class 281 subclass 31]31 Subclass 31 indent level is 2 With pockets
 [List of Pre Grant Publications for class 281 subclass 32][List of Patents for class 281 subclass 32]32 Subclass 32 indent level is 2 With pulls
 [List of Pre Grant Publications for class 281 subclass 33][List of Patents for class 281 subclass 33]33 Subclass 33 indent level is 2 Easel type
 [List of Pre Grant Publications for class 281 subclass 34][List of Patents for class 281 subclass 34]34 Subclass 34 indent level is 2 Removable
 [List of Pre Grant Publications for class 281 subclass 35][List of Patents for class 281 subclass 35]35 Subclass 35 indent level is 2 Flexible
 [List of Pre Grant Publications for class 281 subclass 36][List of Patents for class 281 subclass 36]36 Subclass 36 indent level is 2 Backs
 [List of Pre Grant Publications for class 281 subclass 37][List of Patents for class 281 subclass 37]37 Subclass 37 indent level is 2 Sides
[List of Pre Grant Publications for class 281 subclass 38][List of Patents for class 281 subclass 38]38 Subclass 38 indent level is 1 Leaves
 [List of Pre Grant Publications for class 281 subclass 39][List of Patents for class 281 subclass 39]39 Subclass 39 indent level is 2 Erasable surface
[List of Pre Grant Publications for class 281 subclass 40][List of Patents for class 281 subclass 40]40 Subclass 40 indent level is 2 Flat opening
 [List of Pre Grant Publications for class 281 subclass 42][List of Patents for class 281 subclass 42]42 Subclass 42 indent level is 2 Book-leaf holders and marks
 [List of Pre Grant Publications for class 281 subclass 43][List of Patents for class 281 subclass 43]43 Subclass 43 indent level is 1 Book hanger
 [List of Pre Grant Publications for class 281 subclass 44][List of Patents for class 281 subclass 44]44 Subclass 44 indent level is 1 Pad holder
[List of Pre Grant Publications for class 281 subclass 45][List of Patents for class 281 subclass 45]45 BOOK OR LEAF HOLDER
[List of Pre Grant Publications for class 281 subclass 46][List of Patents for class 281 subclass 46]46 Subclass 46 indent level is 1 Cooperating with leaf fold
[List of Pre Grant Publications for class 281 subclass 47][List of Patents for class 281 subclass 47]47 Subclass 47 indent level is 2 Continuous with fold
 [List of Pre Grant Publications for class 281 subclass 50][List of Patents for class 281 subclass 50]50 Subclass 50 indent level is 2 Extending through aperture at juncture
 [List of Pre Grant Publications for class 281 subclass 51][List of Patents for class 281 subclass 51]51 MISCELLANEOUS
 
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 [List of Pre Grant Publications for class 281 subclass DIG1][List of Patents for class 281 subclass DIG1] DIG1 MAGNET

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