Patents by Inventor Joshua Hart POLLACK

Joshua Hart POLLACK has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ERASABLE INK FOR POROUS TIP WRITING INSTRUMENTS
    Publication number: 20120009005
    Abstract: Disclosed herein is a water-based erasable ink for use in a writing instrument. The ink comprises platy-like pigment particles, film formers and an aqueous vehicle. Also disclosed are writing instruments using such inks as well as comprising a reservoir containing a water based erasable ink having a non-shear-thinning composition and a porous fiber nib in fluid communication with this reservoir. Related methods of forming an erasable marking are also disclosed.
    Type: Application
    Filed: June 6, 2011
    Publication date: January 12, 2012
    Inventors: Pawel CZUBAROW, Joshua Hart POLLACK, Jeremy SCHWARTZ
  • ERASABLE INK FOR POROUS TIP WRITING INSTRUMENTS
    Publication number: 20090257816
    Abstract: Disclosed herein is a water-based erasable ink for use in a writing instrument. The ink comprises platy-like pigment particles, film formers and an aqueous vehicle. Also disclosed are writing instruments using such inks as well as comprising a reservoir containing a water based erasable ink having a non-shear-thinning composition and a porous fiber nib in fluid communication with this reservoir. Related methods of forming an erasable marking are also disclosed.
    Type: Application
    Filed: April 15, 2008
    Publication date: October 15, 2009
    Inventors: Pawel CZUBAROW, Joshua Hart POLLACK, Jeremy Matthew SCHWARTZ