Patents Assigned to Westvaco Corporation
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Publication number: 20090218362Abstract: A package comprising an outer sleeve with an inner void having a push-release locking mechanism positioned therein, and a tray for receiving articles that is pivotally connected to the outer sleeve, in which the push-release locking mechanism includes a means for locking and a means for spring loading, each located between the tray and the outer sleeve; and a method for releasing the tray from the outer sleeve, are described herein.Type: ApplicationFiled: November 8, 2006Publication date: September 3, 2009Applicant: Mead Westvaco CorporationInventor: John A. Gelardi
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Publication number: 20090064213Abstract: A container to hold optical disk media is described, incorporating disc locking arms to loosely retain discs when the container is open, and securely retain discs when the container is closed.Type: ApplicationFiled: October 30, 2006Publication date: March 5, 2009Applicant: Mead Westvaco CorporationInventor: John A. Gelardi
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Publication number: 20080236389Abstract: The present invention relates to adsorbent honeycomb monoliths and other porous monoliths impregnated with alkaline and/or caustic salts of alkaline metal or alkaline earth metal. The impregnated monoliths have high adsorption capacity and low flow resistance, yet with minimized flammability, suitable for use in removal of acidic, malodorous and/or harmful gases.Type: ApplicationFiled: April 18, 2007Publication date: October 2, 2008Applicant: Mead Westvaco CorporationInventors: William B. Leedy, Jack F. Eichelsbacher, Thomas H. Shelton
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Patent number: 7157620Abstract: The present invention relates to methods for the transformation and regeneration of transformed embryogenic tissue of coniferous plants. In particular, the invention relates to improved methods for transforming embryogenic tissue of coniferous plants and for regenerating transformed embryogenic tissue of coniferous plants. The invention is well suited to the transformation and regeneration of transformed embryogenic tissue of plants of the subgenus Pinus of pines and hybrids thereof.Type: GrantFiled: October 10, 2001Date of Patent: January 2, 2007Assignee: Mead Westvaco CorporationInventors: Marie B. Connett-Porceddu, Heather J. Gladfelter, Jon E. Gulledge, Ryan R. McCormack
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Publication number: 20040121173Abstract: This invention relates to polymer blend compositions and the process for preparing the same. In particular, the invention relates to novel blends of cationic polymers and anionic polymers which exhibit properties that make them useful as coatings for various substrates.Type: ApplicationFiled: December 20, 2002Publication date: June 24, 2004Applicant: Westvaco Corporation, a corporation of the State of DelawareInventor: Jean Caprice St. Arnauld
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Patent number: 6752272Abstract: A two-piece package for housing and dispensing a unit dose product. The product to be dispensed is contained on an internal slide card that is removably and lockably engaged within an outer sleeve. The package sleeve includes an exterior panel having an inner pocket for accommodating an insert. This package may include additional features that provide a child resistant and user-friendly dosing means that can be opened and closed numerous times while in use, then disposed of when the all the unit doses are exhausted.Type: GrantFiled: September 13, 2001Date of Patent: June 22, 2004Assignee: Mead Westvaco CorporationInventors: Brad A. Jones, Meredith M. Karow, Mohan Sasthav
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Patent number: 6749551Abstract: A container body with a container opening and a flap partially secured to the container body and completely covering the container opening is disclosed. The flap is secured to the container by a hinge or fold line and formed from the same substrate as the container body. The container body contains a first magnetic region adjacent to and surrounding the perimeter of the container opening. The flap contains a second magnetic region aligned with and opposite the container body's first magnetic region. The first and second magnetic regions are magnetically attracted to each other. The flap is held in a closed position by magnetic attraction between the flap's magnetic region and the container body's magnetic region.Type: GrantFiled: January 15, 2002Date of Patent: June 15, 2004Assignee: Mead Westvaco CorporationInventors: Steven Paul Metzler, Mark Anthony Stanton
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Publication number: 20040044124Abstract: This invention relates to novel rosin-fatty acid vinylic polymer compositions and the process for preparing them. In particular, the invention relates to novel rosin-fatty acid vinylic polymer compositions that exhibit properties which make them useful as components of paper sizes, as components of coatings, and as support resins for producing polymer latices that can be employed in formulating water-based coatings and inks. More particularly, these rosin-fatty acid vinylic polymer compositions are mixtures that are produced by the addition polymerization reaction of vinylic monomers in the presence of saturated fatty acids, hydrogenated dimer acids, hydrogenated rosins, or mixtures thereof.Type: ApplicationFiled: August 27, 2002Publication date: March 4, 2004Applicant: Westvaco CorporationInventors: G. Frederick Hutter, Marc S. Moisa
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Publication number: 20040010080Abstract: This invention relates to novel carboxylic acid-modified vinylic polymeric compositions and the process for preparing them. In particular, the invention relates to novel carboxylic acid-modified vinylic polymeric compositions which exhibit properties that make them useful as support resins for producing polymer latices which can be employed in the formulation of various water-based coatings and inks, particularly flexographic inks. More particularly, these carboxylic acid-modified vinylic polymeric compositions are produced by the addition polymerization reaction of vinylic monomers in the presence of dimer acids, trimer acids, dimerized rosins, or mixtures thereof.Type: ApplicationFiled: July 10, 2002Publication date: January 15, 2004Applicant: Westvaco CorporationInventors: G. Frederick Hutter, Alexander John Conte
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Publication number: 20030230382Abstract: This invention relates to an improvement in the art of making high pressure laminated materials utilizing kraft paper. More particularly, the invention relates to an improved method of releasing from one another in a press pack a plurality of heat and pressure consolidated resin impregnated laminates, which method comprises utilizing, as a release sheet, a cellulosic-based paper substrate to which an aqueous solution of water-soluble multivalent salt (or salts) is applied during formation of the substrate, and wherein the substrate is subsequently coated after formation on at least one side salt-treated side with a film of a salt of alginic acid.Type: ApplicationFiled: November 14, 2001Publication date: December 18, 2003Applicants: Westvaco Corporation, a corporation of the state of DelawareInventors: Paul John Zuraw, Kerry Elizabeth Robinson, Robert Charles Streisel, Ronald Duane Allen, Francis Peter Lowry
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Publication number: 20030215604Abstract: This invention concerns cationic core-shell particles having a polymeric core component and a polymeric shell component disposed generally about said core, wherein said shell contains a stabilizer that is covalently bonded to the polymeric shell component. More particularly, the invention concerns the use of these core-shell particles in formulating ink jet receptive coatings.Type: ApplicationFiled: November 8, 2002Publication date: November 20, 2003Applicant: Westvaco CorporationInventor: Gamini S. Samaranayake
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Publication number: 20030209498Abstract: This application discloses a method for enhanced removal of chloramines from a fluid media by contacting said media with a catalytic activated carbon. The catalytic activated carbons used in the present invention may be prepared from carbon materials that have been contacted or otherwise exposed to nitrogen-containing compounds at temperatures above 700° C., and preferably are in the form of a solid carbon block.Type: ApplicationFiled: May 10, 2002Publication date: November 13, 2003Applicant: Westvaco CorporationInventors: Frederick Stanley Baker, Jane Fiona Byrne
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Publication number: 20030209497Abstract: This application discloses a method for enhanced removal of chloramines from a fluid media by contacting said media with a catalytic activated carbon. The catalytic activated carbons used in the present invention may be prepared from carbon materials that have been contacted or otherwise exposed to nitrogen-containing compounds at temperatures above 700° C.Type: ApplicationFiled: May 8, 2002Publication date: November 13, 2003Applicant: Westvaco CorporationInventors: Frederick Stanley Baker, Jane Fionna Byrne
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Patent number: 6639004Abstract: An odor sorbing packaging material is prepared by applying to at least one surface of a flexible substrate an odor absorbing coating containing an effective concentration of activated carbon. The packaging material may be converted into packages, bags, pouches, liner members, wrappers or the like for packaging products and other materials that generate objectionable odors.Type: GrantFiled: July 12, 2001Date of Patent: October 28, 2003Assignee: Mead Westvaco CorporationInventors: Ladislav Falat, James R. Miller, Mark E. Schiek, David R. Walker
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Publication number: 20030174099Abstract: An inventory control system and method that tracks inventories of items with RFID tags, includes a reader unit and an intelligent station that tracks RFID tags to determine item information of items to be inventoried. The reader unit transmits and receives RF signals. The intelligent station includes a first RF antenna connected to the reader unit by a first transmission cable through a first switch, and one or more additional RF antennae connected to the reader unit by the same first transmission cable through additional switches. An inventory control processing unit receives item information from the intelligent stations to update inventory information regarding the items to be inventoried.Type: ApplicationFiled: January 9, 2003Publication date: September 18, 2003Applicant: Westvaco CorporationInventors: Donald George Bauer, Edward Raymond Buiel, Richard John Campero, William Joseph Carpenter, Steven Paul Metzler, Richard Eric Nordgren, Paul Brent Rasband
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Patent number: 6617362Abstract: Cationically dispersed slurries of alumina pigments, which formed by a process including the combination of one or more alumina pigments, a nonionic wetting agent or nonionic polymer and a cationic interfacial modifier in an aqueous medium in the absence of an acid dispersant. The slurries may be used in a method of manufacturing paper and paperboard products.Type: GrantFiled: November 14, 2000Date of Patent: September 9, 2003Assignee: Mead Westvaco CorporationInventors: Richard Y. Ryu, Jonathan L. Snover
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Publication number: 20030132276Abstract: A container body with a container opening and a flap partially secured to the container body and completely covering the container opening is disclosed. The flap is secured to the container by a hinge or fold line and formed from the same substrate as the container body. The container body contains a first magnetic region adjacent to and surrounding the perimeter of the container opening. The flap contains a second magnetic region aligned with and opposite the container body's first magnetic region. The first and second magnetic regions are magnetically attracted to each other. The flap is held in a closed position by magnetic attraction between the flap's magnetic region and the container body's magnetic region.Type: ApplicationFiled: January 15, 2002Publication date: July 17, 2003Applicant: Westvaco CorporationInventors: Steven Paul Metzler, Mark Anthony Stanton
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Publication number: 20030127344Abstract: The invention discloses a container formed from a blank that can retain a product, an information booklet, and an information storage media. In an exemplary embodiment the container is formed from a single blank than contains a plurality of body panels and flaps. The flaps are folded along fold lines and secured to various panel locations or to opposing flaps to form at least three regions. A first region is suitable for retaining a product. A second region is suitable for retaining a product information booklet. A third region is suitable for retaining an information storage media.Type: ApplicationFiled: January 10, 2002Publication date: July 10, 2003Applicant: Westvaco Corporation. Packaging GroupInventor: Jason Alexander Block
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Publication number: 20030118823Abstract: Product attrition by dusting of granular and shaped activated carbons is disclosed to be reduced significantly, or essentially eliminated, by the application of a thin, continuous polymer coating on the granular or shaped activated carbon, without a reduction in adsorption velocity or capacity of the activated carbon when used in fluid stream filters for removing contaminants. The avoidance of carbon dust leads to improved fluid stream filter performance in contaminant removal.Type: ApplicationFiled: November 5, 2002Publication date: June 26, 2003Applicant: Westvaco CorporationInventors: Laurence H. Hiltzik, Edward D. Tolles, David R. B. Walker
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Patent number: D493104Type: GrantFiled: July 16, 2002Date of Patent: July 20, 2004Assignee: Mead Westvaco CorporationInventor: Jason A. Block