Patents by Inventor Virginia D. Karul

Virginia D. Karul 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).

  • Patent number: 7208216
    Abstract: A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut resistant layer having an absorbent ply and a thermoplastic ply, wherein the thermoplastic ply includes a plurality of apertures therethrough. The sheet further includes a second liquid impervious layer including an absosrbent ply and a thermoplastic ply, wherein the absorbent ply of the second layer is disposed below and secured to the absorbent ply of the first layer. The cutting sheet further includes a score line disposed across the substrate for separating the cutting sheet into two portions, wherein the score line extends fully through the cutting sheet near edges of the cutting sheet to create a tear notch. The score line extends through the thermoplastic ply of the cut resistant layer in an area of the cutting sheet between the edges thereof.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: April 24, 2007
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: Bryan L. Ackerman, William D. Price, William E. LeBoeuf, Virginia D. Karul
  • Patent number: 7078088
    Abstract: A disposable cutting sheet for Processing food items thereon includes a cut-resistant layer including a thermoplastic material ply and an absorbent ply, wherein the first layer has a surface area and wherein the thermoplastic material of the first layer includes a plurality of apertures therethrough. The cutting sheet further includes a second layer including an absorbent ply selected from the group consisting of a hydrophilic material, an oleophilic material, or a composite material having hydrophilic and oleophilic properties and a barrier ply including a thermoplastic material ply. The absorbent ply of the first layer is disposed atop and secured to the absorbent ply of the second layer such that portions of the thermoplastic and absorbent plies of the second layer form a border completely surrounding the first layer.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: July 18, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: William D. Price, Bryan L. Ackerman, William E. LeBoeuf, Virginia D. Karul
  • Patent number: 7063880
    Abstract: A method of manufacturing a single use processing substrate includes the step of extruding a first layer having ridges and troughs between the ridges. The method further includes the steps of placing a second layer into the troughs while the first layer is pliant and compressing the pliant ridges so that the second layer is bound into the troughs.
    Type: Grant
    Filed: June 5, 2003
    Date of Patent: June 20, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventor: Virginia D. Karul
  • Patent number: 7063879
    Abstract: A disposable cutting sheet for processing food items thereon includes a first cut-resistant layer having a first surface area and including a first absorbent ply and a thermoplastic material ply. The cutting sheet further includes a second layer having a second surface area and including a second absorbent ply and a thermoplastic material ply, wherein the absorbent ply of the first layer is disposed atop and secured to the absorbent play of the second layer such that portions of the thermoplastic and absorbent plies of the second layer form a border completely surrounding the first layer. Preferably, the thermoplastic material ply of the first layer includes passages therethrough and means for lowering the surface tension of a liquid.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: June 20, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: John S. Trent, Bryan L. Ackerman, Virginia D. Karul, William E. LeBoeuf
  • Patent number: 7056569
    Abstract: A cutting sheet for cutting and preparation of food items thereon comprises a first cut-resistant layer having a width and including a first absorbent ply and a first thermoplastic material ply. The thermoplastic material ply of the first layer includes a plurality of apertures disposed in parallel rows. The cutting sheet also includes a second layer having a second absorbent ply and a second thermoplastic material ply, wherein the second absorbent ply is disposed below and secured to the first absorbent ply. A plurality of adhesive portions are disposed in parallel rows to secure the first layer to the second layer between the first and second absorbent plies. The rows of apertures in the thermoplastic material ply of the first layer and the rows of adhesive portions between the first and second absorbent plies are parallel to one another such that the rows alternate.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: June 6, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: William D. Price, Bryan L. Ackerman, William E. LeBoeuf, Virginia D. Karul
  • Patent number: 7048987
    Abstract: A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut-resistant layer having a first surface area and including an absorbent ply and a thermoplastic material ply, wherein the thermoplastic material ply includes a plurality of apertures therein. The cutting sheet further includes a second layer having a second surface area and including an absorbent ply and a thermoplastic material ply. The absorbent ply of the first layer is disposed on and secured to the absorbent ply of the second layer such that portions of the thermoplastic and absorbent plies of the second layer extend beyond a surface area of the first layer to form a border completely surrounding the first layer. The thermoplastic material ply of the second layer is tinted a certain color for indicating absorption of the absorbent ply of the second layer.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: May 23, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: William D. Price, Bryan L. Ackerman, William E. LeBoeuf, Virginia D. Karul
  • Patent number: 7026034
    Abstract: A disposable cutting sheet for cutting and preparation of food items thereon includes a first section having a plurality of apertures therethrough and a cut resistant surface, a second liquid impermeable section disposed adjacent the first section, and a fold line disposed between the first section and the second section, wherein folding along the fold line forms the cutting sheet. The cutting sheet further includes an absorbent material, wherein the first and second sections are folded along the fold line and moved relative to one another to form a pocket therebetween such that the absorbent material is disposed in the pocket between the first and second sections. One of a surface of the first section that faces the absorbent material in a folded position and a surface of the second section that faces the absorbent material in a folded position is roughened or textured in order to prevent slippage of the absorbent material within the sheet when folded.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: April 11, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: William E. LeBoeuf, William D. Price, Virginia D. Karul
  • Patent number: 7022395
    Abstract: A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut-resistant layer having a first surface area and an absorbent ply and a thermoplastic material ply, wherein the first layer includes a plurality of non-circular apertures therein. The cutting sheet further includes a second layer having a second surface area and including an absorbent ply and a thermoplastic material ply, wherein the absorbent ply of the first layer is disposed on and secured to the second layer such that portions of the thermoplastic and absorbent plies of the second layer extend beyond the surface area of the first layer to form a border completely surrounding the first layer.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: April 4, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: Bryan L. Ackerman, William E. LeBoeuf, Virginia D. Karul
  • Patent number: 6991844
    Abstract: A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut-resistant layer having a first surface area and including an absorbent ply and a thermoplastic material ply, wherein the thermoplastic ply of the first layer includes a plurality of apertures therein. The cutting sheet further includes a second layer having a second surface area and including an absorbent ply and a thermoplastic material ply. The first layer is disposed on and secured to the second layer such that portions of the thermoplastic and absorbent plies of the second layer extend beyond the surface area of the first layer to form a border completely surrounding the first layer. At least one of the absorbent plies is crepe paper, a roughened absorbent material, and/or includes an odor absorbing material therein.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: January 31, 2006
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: William E. LeBoeuf, William D. Price, Bryan L. Ackerman, Virginia D. Karul
  • Patent number: 6986931
    Abstract: A disposable cutting sheet for cutting and preparation of food items thereon comprises a first cut-resistant layer having a first surface area and including a cellulosic ply and a thermoplastic material ply, wherein the thermoplastic material ply of the first layer includes a plurality of apertures therethrough. The cutting sheet further includes a second layer having a second surface area and including a cellulosic ply and a thermoplastic material ply. The cellulosic ply of the first layer is disposed on and secured to the cellulosic ply of the second layer such that portions of the thermoplastic and cellulosic plies of the second layer extend beyond the surface area of the first layer to form a border completely surrounding the first layer.
    Type: Grant
    Filed: February 12, 2002
    Date of Patent: January 17, 2006
    Assignee: S.C. Johnson & Son, Inc.
    Inventors: Bryan L. Ackerman, John S. Trent, William E. LeBoeuf, Virginia D. Karul, Kent B. McReynolds
  • Patent number: 6979485
    Abstract: A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut-resistant layer having a first surface area and including an absorbent ply and a thermoplastic material ply, wherein the thermoplastic ply includes a plurality of apertures therethrough. The cutting sheet further includes a second layer having a second surface area and including an absorbent ply and a thermoplastic material ply. The cutting sheet further includes a third layer including an absorbent ply, wherein the third layer is disposed on and secured to the thermoplastic material ply of the second layer on a side opposite the second layer absorbent ply. The absorbent ply of the first layer is disposed on and secured to the absorbent ply and the second layer such that portions of the thermoplastic and absorbent plies of the second layer extend beyond the surface area of the first layer to form a border completely surrounding the first layer.
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: December 27, 2005
    Assignee: S.C. Johnson Home Storage, Inc.
    Inventors: William D. Price, Virginia D. Karul
  • Publication number: 20040241390
    Abstract: A single use processing substrate includes a first cut-resistant layer having a first surface area and including an absorbent ply and a thermoplastic material ply. The processing substrate further includes a second layer having a second surface area and including an absorbent ply and a thermoplastic material ply. The first layer is secured to the second layer such that a portion of the second surface area is laterally disposed outside of the first surface area. At least one of the absorbent plies is crepe paper, a roughened absorbent material, and/or includes an odor absorbing material therein.
    Type: Application
    Filed: February 11, 2003
    Publication date: December 2, 2004
    Inventors: William E. LeBoeuf, William D. Price, Bryan L. Ackerman, Virginia D. Karul
  • Publication number: 20040224134
    Abstract: A slip resistant substrate for a processing substrate includes a polymeric material ply located opposite a cut-resistant layer of the processing substrate. The slip resistant substrate reduces or eliminates slippage of the processing substrate during use thereof and may be either secured to or separate from the processing substrate.
    Type: Application
    Filed: June 8, 2004
    Publication date: November 11, 2004
    Inventors: John S. Trent, Virginia D. Karul, Bryan L. Ackerman, William E. LeBoeuf, Kent B. McReynolds
  • Publication number: 20040157041
    Abstract: A single use processing substrate includes a first section having a cut resistant surface, a second liquid impermeable section, and a fold line disposed along a length of the substrate between the first section and the second section, wherein folding along the fold line forms the processing substrate.
    Type: Application
    Filed: February 11, 2003
    Publication date: August 12, 2004
    Inventors: Willliam E. LeBoeuf, William D. Price, Virginia D. Karul
  • Publication number: 20040157040
    Abstract: A single use processing substrate includes a cut resistant surface, at least one absorbent layer adjacent the cut resistant surface and a liquid impervious barrier adjacent the at least one absorbent layer. In a first embodiment, the substrate includes a score line disposed across the substrate for separating the substrate into two substrates. In another embodiment, the substrate includes a lateral fold line disposed along a width of the substrate and a plurality of fold lines extending from corners of the substrate.
    Type: Application
    Filed: February 11, 2003
    Publication date: August 12, 2004
    Inventors: Bryan L. Ackerman, William D. Price, William E. LeBoeuf, Virginia D. Karul
  • Publication number: 20040157042
    Abstract: A processing substrate includes a top layer having a cut resistant surface and a bottom layer-secured to the top layer. The bottom layer includes a ply adapted for contact with a supporting surface wherein the ply has a combination gloss and matte finish for controlling a coefficient of friction of the processing substrate.
    Type: Application
    Filed: February 11, 2003
    Publication date: August 12, 2004
    Inventors: Bryan L. Ackerman, William E. LeBoeuf, Virginia D. Karul, William D. Price
  • Publication number: 20040157051
    Abstract: A sheet material includes a substrate and a layer of material. The layer of material has a propylene polymer and is deposited onto the substrate at a thickness of at least about 1.75 mils and at a speed of at least about 175 feet/minute. A method of manufacturing the sheet material is also disclosed.
    Type: Application
    Filed: February 11, 2003
    Publication date: August 12, 2004
    Inventors: John S. Trent, Bryan L. Ackerman, Virginia D. Karul, William E. LeBoeuf
  • Publication number: 20040009322
    Abstract: A single use processing substrate includes a first cut-resistant layer having a first surface area and including a first absorbent ply and a thermoplastic material ply. The substrate further includes a second layer having a second surface area and including a second absorbent ply and a thermoplastic material ply, wherein the first layer is secured to the second layer such that a portion of the second surface area is laterally disposed outside of the first surface area. Preferably, the thermoplastic material ply of the first layer includes means for lowering the surface tension of a liquid.
    Type: Application
    Filed: February 11, 2003
    Publication date: January 15, 2004
    Inventors: John S. Trent, Bryan L. Ackerman, Virginia D. Karul, William E. LeBoeuf
  • Publication number: 20030235676
    Abstract: A single use processing substrate includes a first cut-resistant layer having a first surface area and including a tissue ply and a thermoplastic material ply, a second layer having a second surface area and including a tissue ply and a thermoplastic material ply, and a third layer including a tissue ply.
    Type: Application
    Filed: February 11, 2003
    Publication date: December 25, 2003
    Inventors: William D. Price, Virginia D. Karul
  • Publication number: 20030228442
    Abstract: A single use processing substrate includes a cut-resistant layer including a thermoplastic material ply, a first absorbent layer selected from the group consisting of a hydrophilic material, an oleophilic material, or a composite material having hydrophilic and oleophilic properties, wherein the first absorbent layer is secured to the cut-resistant layer. The processing substrate further includes a barrier layer including a thermoplastic material ply, wherein the barrier layer is secured to the first absorbent layer.
    Type: Application
    Filed: February 11, 2003
    Publication date: December 11, 2003
    Inventors: William D. Price, Bryan L. Ackerman, William E. LeBoeuf, Virginia D. Karul