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Class Information
Number: 281/41
Name: Books, strips, and leaves > Book, element thereof, or accessory therefor > Leaves > Flat opening > Single leaf
Description: The inventions being embodied in single leaves.

Patents under this class:

Patent Number Title Of Patent Date Issued
8308054 Customizable folder Nov. 13, 2012
8308195 Small book fabrication system Nov. 13, 2012
6398474 Method of manufacturing a book block with a rounded or a rounded and pressed back Jun. 4, 2002
6328338 Page marking system and method Dec. 11, 2001
6099189 Index divider sheet assembly Aug. 8, 2000
5599128 Separating means for bound printed works with tabs projecting from the plane of the bound printed works Feb. 4, 1997
5462006 Bookmark Oct. 31, 1995
5040213 Method of renewing reference pattern stored in dictionary Aug. 13, 1991
4907823 Lottery kit Mar. 13, 1990
4736499 Equipment for unraveling threads from a fabric Apr. 12, 1988
4596407 Periodical information storage and retrieval system Jun. 24, 1986
4184699 Integral page and tab Jan. 22, 1980

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