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Class Information
Number: 15/424
Name: Brushing, scrubbing, and general cleaning > Implements > Eraser
Description: Implement for disintegrating and removing indicia from a surface by rubbing contact therewith, which implement comprises an erasive body composed of particles which are so in cohesive as to result in the disintegration of the surface-contacting portion of the body, along with the indicia, by the force of the rubbing contact, before such force can cause substantial mutilation of the surface.










Sub-classes under this class:

Class Number Class Name Patents
15/425 Including handling means 18


Patents under this class:

Patent Number Title Of Patent Date Issued
8214969 Layered eraser Jul. 10, 2012
8173052 Writing implement with thermochromic coloring color-memory composition May. 8, 2012
7732523 Elastomer composition, method for producing the same, and eraser using the same Jun. 8, 2010
7732524 Elastomer composition, method for producing the same, and eraser using the same Jun. 8, 2010
7350995 Marker eraser system Apr. 1, 2008
7341635 Eraser Mar. 11, 2008
7316841 Eraser Jan. 8, 2008
6732407 Forward-positionable eraser for a writing implement and method May. 11, 2004
6505984 Crayon with eraser Jan. 14, 2003
6441091 Eraser Aug. 27, 2002
6416241 Pencil having a rotatable ferrule for exposing the eraser Jul. 9, 2002
6083345 Tool for removing adhesive residues or the like from substrates Jul. 4, 2000
6007891 Message board eraser, eraser holder and attaching mechanism Dec. 28, 1999
5957603 Combination support and eraser for a dry erase marker Sep. 28, 1999
5855442 Combined whiteboard marking pen and eraser Jan. 5, 1999
5709491 Pencil-like eraser Jan. 20, 1998
5584592 Combination ballpoint pen and mechanical pencil Dec. 17, 1996
5530984 Quick wipe eraser for chalkboards Jul. 2, 1996
5388306 Eraser for a ring binder Feb. 14, 1995
5345652 Refill eraser Sep. 13, 1994
4979254 Eraser feeder Dec. 25, 1990
4872777 Means and method of eradicating images from electrostatic media Oct. 10, 1989
4796328 Eraser Jan. 10, 1989
4757901 Erasable label kit Jul. 19, 1988
4554703 Magnetic eraser dust collector Nov. 26, 1985
4485520 Foamed rubber erasers and process for the production thereof Dec. 4, 1984
4374225 Method of fabricating an eraser Feb. 15, 1983
4268411 Microcapsules having a wall of inorganic substance and process for the preparation thereof May. 19, 1981











 
 
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