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International Paper Company Patents
Assignee:
International Paper Company
Address:
Purchase, NY
No. of patents:
860
Patents:


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Patent Number Title Of Patent Date Issued
RE37833 Circular saw leveling and tensioning machine September 10, 2002
A circular saw blade straightening and tensioning machine has a set of straightening and tensioning rollers on both sides of a saw blade. The rollers are mounted on parallel shafts. Each shaft has a hub at its end, comprising a center portion horizontally eccentric with respect to the
RE37575 Edge protecting packaging and distribution system for rolled laminar stock March 12, 2002
A recyclable protective cradle and a recyclable edge protective packaging and distribution system for preventing rolling and allowing distribution and shipping of rolls of laminar stock rollingly oriented on a pallet. The protective cradle is formed of an interengaging pallet covering an
RE36409 Circular saw leveling and tensioning machine November 30, 1999
A circular saw blade straightening and tensioning machine has a set of straightening and tensioning rollers on both sides of a saw blade. The rollers are mounted on parallel shafts. Each shaft has a hub at its end, comprising a center portion horizontally eccentric with respect to the
RE33467 Induction sealing of paperboard December 4, 1990
A method and apparatus for use in form, fill, and seal machines wherein a polyfoil material is compressed between two jaws, one jaw having a secondary induction coil which passes through an electromagnetic field and induces a current in the metallic layer of the polyfoil, to heat and the
RE33376 Non-foil composite structures for packaging juice October 9, 1990
The present invention relates to a non-foil composite barrier .Iadd.structure .Iaddend.for an improved container for citrus juices and other liquids. The container utilizes a paperboard barrier laminate for the containment of essential oils and the prevention of losses of vitamin C.
RE32891 Pouring spout opening configuration for a gable top of a container March 21, 1989
The present invention is an improved pouring spout opening configuration for a gable top (1) of an extended shelf life packaging container constructed of heat and pressure sealed thermoplastic coated paperboard with the pouring spout shape being defined by a continuous non-linear per
RE32825 Process for the electrochemical reductive bleaching of lignocellulosic pulp January 10, 1989
Reductive bleaching of lignin containing pulps employing polydentate ligand complexes of dipositive vanadium, chromium and titanium. High brightness pulps with good reversion stability are obtained. The process is essentially polution free as the reduced complexes can be repeatedly r
RE29418 Flexible ceramic member having a pre-loaded tensile force applying means September 27, 1977
An elongated flexible member including a plurality of ceramic segments, each segment having at least two opposite surfaces that are flat and parallel. The segments are aligned in stacked relationship with their flat faces in abutting face-to-face relation and forced toward each other in
RE29417 Papermaking system including a flexible ceramic member having a pre-loaded tensile force applyin September 27, 1977
A system for use in papermaking including at least two members one of which is movable relative to the other and in frictional engagement therewith wherein at least one of the members comprises an elongated flexible composite including a plurality of ceramic segments, each segment having
D667305 Tray September 18, 2012
D649818 Display tray December 6, 2011
D616224 Display tray May 25, 2010
D601887 Merchandising package October 13, 2009
D592056 Lid May 12, 2009
D591595 Lid May 5, 2009
D525869 Container lid August 1, 2006
D513991 Handled container January 31, 2006
D503343 Paperboard bottle March 29, 2005
D483272 Paperboard bottle with arced handle December 9, 2003
D475630 Paperboard bottle June 10, 2003
D410791 Pattern for a plastic matrix surfacing material June 8, 1999
D410338 Pattern for a plastic matrix surfacing material June 1, 1999
D409842 Pattern for a plastic matrix surfacing material May 18, 1999
D358096 Carton partition unit May 9, 1995
D358095 Carton partition unit May 9, 1995
8586280 Composition, process of preparation and method of application and exposure for light imaging pap November 19, 2013
The present invention provides dual energy imaging compositions, processes for forming dual energy imaging compositions, methods for forming images using dual energy imaging compositions and substrate (e.g., paper web) treated (e.g., coated) on one or both sides with a dual energy im
8586279 Imaging particulates, paper and process, and imaging of paper using dual wavelength light November 19, 2013
The present invention provides dual wavelength imaging compositions, processes for forming dual wavelength imaging compositions, methods for forming images using dual wavelength imaging compositions and substrate (e.g., paper web) treated (e.g., coated) on one or both sides with dual
8586156 Coated printable substrates resistant to acidic highlighters and printing solutions November 19, 2013
An article in the form of a paper substrate having a first surface and a second surface and an acid-resistant water-swellable substrate coating which provides an ink-receptive porous surface on at least one of the first and second surfaces. The substrate coating has an amount of an a
8574690 Printable substrates with improved dry time and acceptable print density by using monovalent sal November 5, 2013
An article in the form of a paper substrate having a first surface and a second surface; an internal paper sizing agent present in an amount sufficient to impart to the paper substrate an HST value of from about 50 to about 250 seconds; and a metal salt drying agent having at least about
8568842 Film for wrapping, methods of making and using October 29, 2013
One embodiment of a wrapping film comprises a polymer film having, on at least one surface thereof, at least one sealing area comprising at least one varnished area; and a plurality of individual unvarnished areas; wherein, within the sealing area, the area ratio of the unvarnished areas
8282774 Ligno cellulosic materials and the products made therefrom October 9, 2012
A process comprising treating a lignocellulosic material preferably pulp in the presence of a transition metal catalyst with a oxidizing agent selected from a group consisting of hydrogen peroxide, hypochlorite, hypochlorous acid and any combination thereof to form a treated lignocel
8281981 Shipping and display container October 9, 2012
A container and a blank for making it. The container is constructed from a single sheet of foldable material and has a bottom wall, a top wall, first and second front wall panels, a back wall, and side flaps extending from opposite ends of the bottom, top, and back walls, and from the fi
8272560 Container with triangulated corners September 25, 2012
A multi-sided container comprises a bottom wall, opposite side walls, opposite end walls, a longitudinal axis, and a transverse axis. The multi-sided container also comprises diagonal corners connecting adjacent ends of the side walls and the end walls. The diagonal corners each comp
8263186 Paper articles exhibiting long term storageability and method for making same September 11, 2012
A method for increasing the long term storageability of a cellulosic paper or paperboard product. The method includes providing a paper or paperboard product made from cellulosic fibers having a basis weight ranging from about 80 to about 300 pounds per 3000 square feet. A holdout ma
8262850 Chemical activation and refining of southern pine kraft fibers September 11, 2012
A method for alteration of the morphology of cellulose fibers, particularly softwood fibers, by (a) subjecting the fibers to a metal ion-activated peroxide treatment carried out at a pH of between about 1 and about 9, preferably between 3 and 7, and (b) subjecting the treated fibers
8252373 Gloss coated multifunctional printing paper August 28, 2012
The invention relates to a gloss coated multifunctional printing paper that can be used with a variety of office printing equipment including inkjet and electrophotographic and to processes of making and using the paper, a paper substrate; and a pigmented composition coated on at least
8240478 Multi-product container and container blank August 14, 2012
The present invention is directed to a multi-product container and container blank. In accordance with the present invention, a single sheet of foldable material is cut and scored to define a container blank. The blank includes a bottom panel, a front panel, a back panel, opposed side
8236139 Apparatus for improving basis weight uniformity with deckle wave control August 7, 2012
An apparatus for preventing the creation of non-uniform profiles caused by deckle waves though the use of transforming the deckle boards into active drainage elements in the paper forming area of the paper machine, without the need for expensive rebuilds such as dilution control head
8205787 Stackable packing tray with diagonal corners June 26, 2012
This invention relates to stackable, open-topped, partially-lidded, and/or fully-lidded shipping and/or display container, and more particularly to a corrugated paperboard stackable container for shipping and displaying products such as, for example, agricultural produce.
8191762 Interleaved spine container June 5, 2012
The present invention is directed to a container having a bottom wall, first and second opposite sidewalls, opposite end walls, a top wall. An integral interior partition is dividing the container into two side-by-side compartments each adapted for holding a respective article. The c
8182650 Modified Kraft fibers May 22, 2012
A method of producing a modified pulp comprising treating wood chips in an extraction process to remove hemicellose to form treated wood chips; and subjecting said treated wood chips to chemical or semichemical pulping to form a modified Kraft pulp wherein the amount of hemicellulose
8157961 Paper substrate having enhanced print density April 17, 2012
The present invention relates to a sizing composition that, when applied to paper substrate, creates a substrate, preferably suitable for inkjet printing, having increased print density, print sharpness, low HST, and/or image dry time, the substrate preferably having high brightness
8152961 Paper substrates useful in wallboard tape applications April 10, 2012
This invention relates to paper products and/or substrates suitable for being made and/or converted into wallboard tape; which also may be known as joint tape and/or drywall tape, having a pH of at least 7.0 and containing a plurality of cellulose fibers, a wet strength additive, an
8136697 Gravity fed dispensing container March 20, 2012
A gravity fed dispensing and display box has separate partition inserts therein dividing the interior into a plurality of compartments for stacking articles to be dispensed. A dispensing opening at the bottom of each compartment has a width less than the width of the compartment and
8091768 Bulk shipping container January 10, 2012
A bulk shipping and storage container in the form of a drum is made of corrugated fiberboard and includes a bin with a sidewall, a closed bottom and an open top. The sidewall has a plurality of interconnected sidewall panels, and a rim is on an upper outer surface of the sidewall for
8057637 Paper substrate containing a wetting agent and having improved print mottle November 15, 2011
The present invention relates to a sizing composition that, when applied to paper substrate, creates a substrate, preferably suitable for inkjet printing, having increased print density, enhanced print mottle, as well as print sharpness, low HST, and/or image dry time, the substrate
8048267 Recording sheet with improved image waterfastness, surface strength, and runnability November 1, 2011
The present invention relates to a sizing or coating composition that, when applied to paper substrate, creates a substrate having improved waterfastness, surface strength, and surface strength as measured by resistance to abrasion. In addition, the present invention relates to paper
8034847 Compositions containing expandable microspheres and an ionic compound, as well as methods of mak October 11, 2011
This invention relates to composition containing expandable microspheres and at least one ionic compound and having a zeta potential that is greater than or equal to zero mV at a pH of about 9.0 or less at an ionic strength of from 10.sup.-6 M to 0.1M., as well as methods of making and
8030365 Compositions containing expandable microspheres and an ionic compound as well as methods of maki October 4, 2011
This invention relates to composition containing expandable microspheres and at least one ionic compound and having a zeta potential that is greater than or equal to zero mV at a pH of about 9.0 or less at an ionic strength of from 10.sup.-6 M to 0.1M., as well as methods of making and
8025208 Bulk container for liquid and semi-liquid fluid September 27, 2011
A bulk container for storing, shipping and dispensing liquid and semi-liquid fluids comprises a bin having a sidewall, a closed bottom, and an open top. The sidewall comprises a plurality of interconnected sidewall panels extending at an angle with respect to one another. A lid is co
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