Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 248/448
Name: Supports > Easel; book, copy or music score holder > Adjustable operative size
Description: Device wherein the effective supporting area of the article supporting portion of the device may be selectively increased or decreased.










Sub-classes under this class:

Class Number Class Name Patents
248/449 Vertically adjustable supporting ledge 51


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8646739 Mount for personal electronic device Feb. 11, 2014
8641007 Exhibiting rack Feb. 4, 2014
8474778 Adjustable hands-free mounting apparatus for tablet personal computers Jul. 2, 2013
8387938 Electronic device holder Mar. 5, 2013
8353490 Device for attaching electronic components to flat-screen television Jan. 15, 2013
8262049 Portable stand Sep. 11, 2012
7997550 Mount for carrying at least one display device Aug. 16, 2011
7967269 Roller type adjustable screen fixing apparatus Jun. 28, 2011
7686272 Adjustable display holder Mar. 30, 2010
7618014 Desk for reading and writing Nov. 17, 2009
7503539 Portable book holder and method of use Mar. 17, 2009
7380765 Adjustable easel for supporting a workpiece Jun. 3, 2008
7380766 Artist's easel Jun. 3, 2008
7377476 Portable watercolor easel May. 27, 2008
7237756 Manual support for folder or binder and contents thereof Jul. 3, 2007
7168672 Multifunctional support rack Jan. 30, 2007
7118083 Paper holder attached to computer keyboards Oct. 10, 2006
7100883 Document holder for computer workstation Sep. 5, 2006
7066438 Collapsible supporting device for a portable computer Jun. 27, 2006
7048245 Computer copy holder May. 23, 2006
6938870 Book support apparatus Sep. 6, 2005
6918565 Adjustable book holder assembly Jul. 19, 2005
6889952 Multi-position presentation easel May. 10, 2005
6846043 Adjustable support Jan. 25, 2005
6802485 Two-piece music stand accessory for large books Oct. 12, 2004
6802486 Ergonomic lectern Oct. 12, 2004
6793188 Book retention device Sep. 21, 2004
6776385 Adjustable book holder Aug. 17, 2004
6698705 Paint easel and display rack assembly Mar. 2, 2004
6585216 Double sided A-frame with adjustable slide tracks Jul. 1, 2003
6527243 Folding article holder Mar. 4, 2003
6471174 Graphic arts station Oct. 29, 2002
6454106 Holder for sheet-form articles Sep. 24, 2002
6254136 Page holder Jul. 3, 2001
6202973 Adjustable book holder Mar. 20, 2001
6082696 Support stand for an electronic device Jul. 4, 2000
5979857 Book holder and stand assembly Nov. 9, 1999
5979855 Easel Nov. 9, 1999
5692719 Sheet music stand Dec. 2, 1997
5690310 Adjustable book stand Nov. 25, 1997
5671900 Adjustable article-holding stand apparatus Sep. 30, 1997
5667182 Device to hold reading material Sep. 16, 1997
5662303 Portable easel having a hollow body Sep. 2, 1997
5655651 Palette and easel assembly Aug. 12, 1997
5634623 Fixing device for a publication Jun. 3, 1997
5580024 Combination portable book carrying device and bookstand Dec. 3, 1996
5553824 Adjustable length laptop computer tray assembly Sep. 10, 1996
5538167 Holder for securing a bicycle accessory to a bicycle frame Jul. 23, 1996
5494251 Artist's easel Feb. 27, 1996
5478040 Portable easel Dec. 26, 1995

1 2










 
 
  Recently Added Patents
Microfluidic system incorporating a metal impregnated nanoporous material in a microfluidic pathway thereof
Computer systems and methods for the query and visualization of multidimensional databases
Device and method for superimposing patterns on images in real time, particularly for guidance by location
Vehicle control system
Detection and use of low molecular-weight modulators of the cold-menthol receptor TRPM8
System and method for improving text input in a shorthand-on-keyboard interface
Method and apparatus for allocating and obtaining IP address
  Randomly Featured Patents
Preparation of functionalized cationic polymers and their application in personal care
Production of split tile
Enhanced multi-bit non-volatile memory device with resonant tunnel barrier
Graphic query suggestion display method
Multi-station, gantry-based automated welding system
Apparatus for making a corrugation-free foam
Impregnant for making semi-rigid or rigid resin foams
Polyester yarn finish composition
Light emitting device and illumination apparatus including same
Smooth metal semiconductor surface and method for making the same