Resources Contact Us Home
Class Information
Number: 402/33
Name: Binder device releasably engaging aperture or notch of sheet > Sheet retainer travels arcuate path > Travel in plane perpendicular to axis of rotation > Opposed sheet retainers (e.g., ring binders, etc.) > Opening between retainers adjustable in predetermined increments
Description: Device wherein (1) the spacing between the distal ends of the aligned retainers or (2) the amount of overlap or spacing between the distal ends of offset retainers is changeable in predetermined amounts.

Patents under this class:

Patent Number Title Of Patent Date Issued
8118513 Binder lock mechanism including a manually adjustable locking bar Feb. 21, 2012
7690855 Binding tool for documents or the like Apr. 6, 2010
6196749 Loose-leaf binder Mar. 6, 2001
6062760 Modular binder ring construction May. 16, 2000
4566817 Ring binder Jan. 28, 1986
3944374 Loose leaf binder Mar. 16, 1976

  Recently Added Patents
Methods and systems for automated segmentation of dense cell populations
Sampling filter device
Compositions, organisms, systems, and methods for expressing a gene product in plants using SCBV expression control sequences operable in monocots and dicots
Parallel power inverter motor drive system
Image forming system, printing control method, and program
Charged particle source with multiple selectable particle emitters
Power management systems and designs
  Randomly Featured Patents
On-load tap changer with an energy storage mechanism
Methods of treating inflammatory skin diseases
LC structure useful in radio frequency security systems
Air conditioner with dehumidification mode
Multipulsed dynamic moire interferometer
Immersion agent, coupling device and method for coupling an optical waveguide
Element of an aircraft partition
Linear optical amplifier
Photographic film
Phase change memory device on a planar composite layer