Resources Contact Us Home
Class Information
Number: 402/71
Name: Binder device releasably engaging aperture or notch of sheet > Sheet retainer with base or depository > With sheet retainer guard
Description: Device which includes an element adapted to cover and extend over the sheet retainer to prevent accidental engagement therewith or the displacement of sheet* therefrom.

Patents under this class:

Patent Number Title Of Patent Date Issued
8096726 Sheet lifter Jan. 17, 2012
6357951 Loose-leaf binder assembly Mar. 19, 2002
6345924 Nestable binder ring assembly Feb. 12, 2002
6039494 Casing board including clear overlay defining exterior pocket Mar. 21, 2000
4165193 Loose-leaf folder Aug. 21, 1979
4000951 Loose leaf binders Jan. 4, 1977

  Recently Added Patents
Communication apparatus, communication method, and communication system
Air driven alternators for battery powered vehicles
Method and apparatus for selective decoding in a wireless communication system
Optoelectronic semiconductor chip comprising a reflective layer
System and method of detecting and locating intermittent and other faults
Mesa-shaped piezoelectric resonator element
Washing machine
  Randomly Featured Patents
Apparatus for recording data on magnetic record medium
Composition for circuit connection, method for connection using the same, and connected structure of semiconductor chips
Exercise dumbbells
Recovery of uranium from wet process phosphoric acid by liquid-solid ion exchange
Composition and method for treating Streptococcus pneumoniae infection
Laser linear distance measurement system and apparatus
Floating fiber optic light
Recording medium for electronic publications including multiple format emulation
Optical multiplexer and method for its production