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Class Information
Number: 281/20
Name: Books, strips, and leaves > Book, element thereof, or accessory therefor > Protectors
Description: Means applied in book backs, sides, and leaves for protecting the books against hard usage.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7232157 |
Blank modular book to be enclosed in an artistic case to be filled out in writing by the members of successive generations of the same family during a long time |
Jun. 19, 2007 |
| 7077596 |
Notebook with two-way pocket |
Jul. 18, 2006 |
| 6983932 |
Method of manufacturing a booklet with protective covers |
Jan. 10, 2006 |
| 6601874 |
Bookbinding repair kit |
Aug. 5, 2003 |
| 6537407 |
Process for the manufacture of an improved laminated material |
Mar. 25, 2003 |
| 6482283 |
Method for making corner protectors |
Nov. 19, 2002 |
| 6467808 |
Booksaver |
Oct. 22, 2002 |
| 6357797 |
Book cover |
Mar. 19, 2002 |
| 6241414 |
Binders with flexible pockets |
Jun. 5, 2001 |
| 6234701 |
Molded plastic binder |
May. 22, 2001 |
| 6224106 |
Book with nested sculpted forms |
May. 1, 2001 |
| 6129386 |
Apparatus and method for collecting data |
Oct. 10, 2000 |
| 6109657 |
Book packing system |
Aug. 29, 2000 |
| 6082770 |
Fastening device for schedule folder covers |
Jul. 4, 2000 |
| 6062387 |
Loose-leaf card holder adapted for holding cards therein |
May. 16, 2000 |
| 5947521 |
Binder spacer |
Sep. 7, 1999 |
| 5897141 |
File stiffener |
Apr. 27, 1999 |
| 5634666 |
Binder with cover spacer |
Jun. 3, 1997 |
| 5632566 |
Apparatus to retain and reinforce notebook contents |
May. 27, 1997 |
| 5626366 |
Book cover corner guard |
May. 6, 1997 |
| 5590909 |
File cover restraining device |
Jan. 7, 1997 |
| 5540462 |
Cover device for subsequent mounting on softbound books |
Jul. 30, 1996 |
| 5533758 |
Book cover corner guard |
Jul. 9, 1996 |
| 5515972 |
Video indexing system |
May. 14, 1996 |
| 5429238 |
Comic book protection apparatus |
Jul. 4, 1995 |
| 5398971 |
File cover restraining system |
Mar. 21, 1995 |
| 5388861 |
Transparent overlay device for making notes on printed material |
Feb. 14, 1995 |
| 5217256 |
Paper stack protection device |
Jun. 8, 1993 |
| 5180191 |
Band Folder with integral handles |
Jan. 19, 1993 |
| 5108130 |
Book brace |
Apr. 28, 1992 |
| 5056825 |
Referencing device |
Oct. 15, 1991 |
| 5009361 |
Protective cover for a file folder |
Apr. 23, 1991 |
| 4962949 |
Book blanket |
Oct. 16, 1990 |
| 4793633 |
Device for supporting bound material |
Dec. 27, 1988 |
| 4789058 |
Aesthetic displaying device for video cassette tapes and the like |
Dec. 6, 1988 |
| 4687226 |
Device for supporting bound material |
Aug. 18, 1987 |
| 4682792 |
Binder for articles such as books and cassettes |
Jul. 28, 1987 |
| 4674632 |
Slip case package for book and computer software disk |
Jun. 23, 1987 |
| 4666039 |
Case for document binder |
May. 19, 1987 |
| 4660857 |
Protector for publication and method for guarding a selected portion thereof |
Apr. 28, 1987 |
| 4524991 |
Snap on device for hardcover ring binder |
Jun. 25, 1985 |
| 4503974 |
Album with removable pages and enclosure |
Mar. 12, 1985 |
| 4377430 |
Process of making book covers |
Mar. 22, 1983 |
| 4152013 |
Rainshed binder |
May. 1, 1979 |
| 4083582 |
Book protector |
Apr. 11, 1978 |
| 3946867 |
Book having a security cover |
Mar. 30, 1976 |
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