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Class Information
Number: 402/80L
Name: Binder device releasably engaging aperture or notch of sheet > Miscellaneous > Sheet lifters
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7052045 |
Labeling device for bound materials |
May. 30, 2006 |
| 6908248 |
Ring-center pivot loose-leaf binder page lifter |
Jun. 21, 2005 |
| 6632042 |
Printed sheet protector system and method |
Oct. 14, 2003 |
| 6273630 |
Sheet lifter |
Aug. 14, 2001 |
| 6261021 |
Binder insert having a clip |
Jul. 17, 2001 |
| 6200058 |
Segmented paper lifter with multiple and variable length lever arms |
Mar. 13, 2001 |
| 6123479 |
Hanging multiple page protector |
Sep. 26, 2000 |
| 6036396 |
Removable protector for a page of sample book |
Mar. 14, 2000 |
| 6027275 |
Seal for notebook and album rings |
Feb. 22, 2000 |
| 5984560 |
Storage apparatus for ringed notebook or ringed binder |
Nov. 16, 1999 |
| 5713551 |
Device for supporting of file wrappers |
Feb. 3, 1998 |
| 5549406 |
No-bind page lifter clip |
Aug. 27, 1996 |
| 5503489 |
Double aperture paper lifter |
Apr. 2, 1996 |
| 5267804 |
Apparatus and method for making a binder self-supporting |
Dec. 7, 1993 |
| 5106222 |
Embossed cover for ring binder mechanism |
Apr. 21, 1992 |
| 5044807 |
Adjustable writing platform for a notebook |
Sep. 3, 1991 |
| 5033899 |
Index media for loose-leaf notebooks and wirebound notebooks |
Jul. 23, 1991 |
| 4948173 |
Record keeping assembly having locating posts and peel strip |
Aug. 14, 1990 |
| 4611942 |
Sheet registration means |
Sep. 16, 1986 |
| 4573822 |
Sheet lifter for a loose leaf binder |
Mar. 4, 1986 |
| 4573821 |
Window index system for ring binders |
Mar. 4, 1986 |
| 4434534 |
Holding-down and clamping device for shackle mechanisms |
Mar. 6, 1984 |
| 4423976 |
Sheet lifter |
Jan. 3, 1984 |
| 4420271 |
Centerline-attached looseleaf notebook page lifter |
Dec. 13, 1983 |
| 4373825 |
Looseleaf page lifter |
Feb. 15, 1983 |
| 4185934 |
Filler cradle for looseleaf ringbinders |
Jan. 29, 1980 |
| 3936201 |
Hanger and sheet lifter for ring binder |
Feb. 3, 1976 |
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