US PATENT SUBCLASS 281 / 29
.~ Covers

Current as of: June, 1999
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281 /   HD   BOOKS, STRIPS, AND LEAVES

15.1  DF  BOOK, ELEMENT THEREOF, OR ACCESSORY THEREFOR {9}
29.~ Covers {8}
30  DF  .~.~> With pencils
31  DF  .~.~> With pockets
32  DF  .~.~> With pulls
33  DF  .~.~> Easel type
34  DF  .~.~> Removable
35  DF  .~.~> Flexible
36  DF  .~.~> Backs
37  DF  .~.~> Sides

DEFINITION

Classification: 281/29

Protecting means placed outside the bodies of books and overlying them.

SEE OR SEARCH THIS CLASS, SUBCLASS:

4, 17 and 19.1+, for removable book covers.

SEE OR SEARCH CLASS

402, Binder Device Releasably Engaging Aperture or Notch of Sheet,

73+, for a cover, per se, for a device of that class (402).