Resources Contact Us Home
Class Information
Number: 281/27.2
Name: Books, strips, and leaves > Book, element thereof, or accessory therefor > Binding > Ring or arch > Metallic
Description: Subject matter wherein the ring or arch type securing means includes some element made from metallic material.

Patents under this class:

Patent Number Title Of Patent Date Issued
7726695 Wire concealing cover for wirebound books Jun. 1, 2010
7021852 Article holder Apr. 4, 2006
6994215 Sleeve retainer clip for a compact disc binder Feb. 7, 2006
6116804 Binder security lock Sep. 12, 2000
6113298 Paper ring Sep. 5, 2000
6059504 Binding device May. 9, 2000
5584387 Combination book and package case assembly Dec. 17, 1996
5090859 Automatic binding machine using insertion tools Feb. 25, 1992
5051050 Cartridge system for tool insertion type binding machine Sep. 24, 1991
4832370 Wire binding elements May. 23, 1989
4811973 Bound book with bound holder carrying loose-leaf pages Mar. 14, 1989
4773787 Binding device for holding loose-leaf papers Sep. 27, 1988
4711469 Bookcover and binding method Dec. 8, 1987
4666409 Holder for display cards May. 19, 1987
4609206 Book binder and display easel Sep. 2, 1986
4519629 Spiral bound notebook and folder construction May. 28, 1985
4502712 Time card blotter Mar. 5, 1985
4365434 Display stand for sheet material such as photographs Dec. 28, 1982
4141099 Pads Feb. 27, 1979
4139216 Wrap around cover Feb. 13, 1979

  Recently Added Patents
Methods, systems, and products for providing communications services
Method of operating an electromechanical converter, a controller and a computer program product
Method for culturing lactic acid bacterium and method for producing fermented milk
Highly specialized application protocol for email and SMS and message notification handling and display
Power supply apparatus for light emitting diode
Peer-to-peer, internet protocol telephone system with proxy interface for configuration data
Regenerative braking control to mitigate powertrain oscillation
  Randomly Featured Patents
1-alkoxy-1-azolylmethyloxiranes and the use thereof as crop protection agents
Stabilization of influenza virus vaccine
Aerodynamic pseudocontainer for reducing drag associated with stacked intermodal containers
Recessed wall wash light fixture
Toy aeroplane
Face mask for a motorcyclist having a filter pocket
Method of preparing silicon carbide
Head lead terminator
Optimized security constrained unit commitment dispatch using linear programming for electricity markets