Patents Represented by Attorney, Agent or Law Firm Matthew P. Fitzpatrick
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Patent number: 6258075Abstract: This invention relates to absorbent tampons. More particularly, the invention relates to an improved absorbent tampon having improved leakage performance. Tampons, having a primary absorbent member which is constructed from an absorbent material compressed to a self-sustaining form and a mass of secondary absorbent material are disclosed. The mass of secondary absorbent material is preferably located generally proximate the withdrawal end of the primary absorbent member, and is preferably substantially non-compress, and preferably of a smaller diameter than the primary absorbent member. The mass of secondary absorbent material may be a multiple pieces or one piece. The secondary absorbent material may be attached to the primary absorbent member, the withdrawal cord, or both, or may be integral with one or both of these members. The withdrawal cord of the tampon may have absorbent and non-absorbent zones, especially when the mass of secondary absorbent material is attached to the withdrawal cord.Type: GrantFiled: May 10, 1999Date of Patent: July 10, 2001Assignee: The Procter & Gamble CompanyInventors: Fiona M. Taylor, Thomas W. Osborn, III, Karen A. Kreutz, George A. M. Butterworth
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Patent number: 6254566Abstract: A suitable tampon with a tampon applicator for expelling the tampon to provide side-to-side coverage and inserting the tampon into a body cavity is provided. The tampon applicator has a tampon holder tube having interior and exterior surfaces, a longitudinal axis, a hollow portion and an expulsion end dimensioned for insertion into the body cavity. The tampon holder tube has a feature for separating and spreading a tampon apart during expulsion of the tampon. A plunger may also be telescopically and slidably mounted in the tampon holder tube distal to the expulsion end and adapted to directionally expel the tampon from the tampon holder tube when a user expels the tampon from the tampon holder tube.Type: GrantFiled: June 18, 1999Date of Patent: July 3, 2001Assignee: The Procter & Gamble CompanyInventors: Kimberly Ann Buck, Lisa Ann MacKay, William Patton Peace, Chrissie Melinda Smits, Richard Tweddell, III, Eric Patton Weinberger
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Patent number: 6254584Abstract: An interlabial absorbent structure is disclosed. The interlabial absorbent structure comprises a pair of absorbent panels that are sufficiently flexible such that the panels can, at least partially, conform to the walls of a wearer's interlabial space. The panels are joined by an isthmus which is positioned farthest into a wearer's interlabial space when the interlabial absorbent product is worn. Alternative embodiments of the isthmus are also described which direct bodily fluids that are deposited thereon along the longitudinal length of the interlabial absorbent structure.Type: GrantFiled: January 3, 1997Date of Patent: July 3, 2001Assignee: The Procter & Gamble CompanyInventors: Thomas Ward Osborn, III, Katherine Louise Mayer, Letha Margory Hines, Edward J. Milbrada
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Patent number: 6248202Abstract: A process for manufacturing individual layered structures and the structures themselves. A continuous layered structure is provided. The continuous layered structure has designated cutting regions and includes a particulate material between the layers. At least one of the layers is permeable to liquids. A thermoplastic material in liquid state is applied to the continuous layered structure over at least part of the designated cutting regions to provide the designated cutting regions with a joining means. The thermoplastic material is made of natural or synthetic polymers, or mixtures thereof. The thermoplastic material has a softening point, as measured according to the ASTM Method E 28-67, lower than 120° C.; a viscosity at 130° C. lower than 0.05 Pa.s; and a temperature range in which the viscosity changes between 0.05 Pa.s and 0.35 Pa.s which is greater than 5° C. The thermoplastic material is allowed to set.Type: GrantFiled: June 4, 1999Date of Patent: June 19, 2001Assignee: The Procter & Gamble CompanyInventors: Italo Corzani, Michael Divo
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Patent number: 6245693Abstract: The laminated absorbent structure has absorbent gelling material (26) and a first odour absorber (24) each held between separate containing layers (2,4,6). The absorbent gelling material also separates a fluid-receiving surface from the first odour absorber. A second absorber may be a coating sprayed onto the layer (2) so that it is between the gelling material and the first surface. The first absorber is active when not wetted and the second odour absorber is active when wetted. The containing layers are fibrous layers and absorbent gelling material and the odour absorbers are in particle or powder form.Type: GrantFiled: June 10, 1999Date of Patent: June 12, 2001Assignee: The Procter & Gamble CompanyInventors: Ivano Gagliardi, Mario Guarracino, Carlo Toro
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Patent number: 6232521Abstract: The present invention relates to a disposable absorbent article (1) comprising a liquid pervious top sheet (2), an absorbent core (4), and a back sheet (3). Said back sheet comprises a fluid permeable polymeric film having uni-directional fluid transfer towards the core, and said core comprising a fluid storage layer, wherein said absorbent article exhibits a fluid contact angle gradient across said storage layer and said back sheet.Type: GrantFiled: June 25, 1998Date of Patent: May 15, 2001Assignee: The Procter & Gamble CompanyInventors: Christopher Philip Bewick-Sonntag, Michael Divo, Paolo Veglio
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Absorbent articles having an odor control system consisting of absorbent gelling material and silica
Patent number: 6225524Abstract: The present invention relates to an absorbent article in particular sanitary napkins and panty liners, comprising a liquid permeable topsheet, a backsheet and an absorbent core intermediate the topsheet and backsheet. The absorbent article further comprises an improved odor control system comprising the combination of absorbent gelling material with silica.Type: GrantFiled: December 7, 1998Date of Patent: May 1, 2001Assignee: The Procter & Gamble CompanyInventors: Mario Guarracino, Alessandro Gagliardini -
Patent number: 6217542Abstract: The invention provides a tampon insertion device comprising a tampon applicator having a first end and a second end, a tampon having a string, the tampon being positioned within the tampon applicator, and a plunger attached to the tampon applicator by the tampon string. The string is attached to the plunger at at least one connection point on the plunger. The tampon applicator with the tampon therein and the plunger are preferably positioned adjacent to one-another in a substantially parallel orientation prior to the use of the tampon insertion device. Such parallel orientation between the tampon applicator and the plunger is maintained by the tampon string connected to the plunger.Type: GrantFiled: September 17, 1999Date of Patent: April 17, 2001Assignee: The Procter & Gamble CompanyInventors: Tiffany April Stevens, Chrissie Melinda Smits, Melvin Cecil Wilson, Jr., Adrienne Michelle Szmuriga
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Patent number: 6211263Abstract: The present invention relates to a combination of a substrate with combinations for attachment to the skin. In particular the present invention relates to a combination of a substrate which can be employed for attachment to the skin of articles such as protective articles, clothing, prosthesis, heat wraps, pads, and/or packs, cold wraps hearing, protective face masks, ornamental articles or eye wear, or also of functional articles such as cosmetic or pharmaceutical delivery articles that provide a substance to the skin. The combination provides secure attachment and is pleasing to the skin upon application, yet causes no discomfort upon removal. This is achieved by selecting the chemical composition and heological characteristics of the combinations and the physical characteristics of the substrate on which the combination is applied.Type: GrantFiled: June 23, 1999Date of Patent: April 3, 2001Assignee: The Procter & Gamble CompanyInventors: Fabio Cinelli, Peter Coles, Italo Corzani
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Patent number: 6206867Abstract: This invention relates to catamenial tampons, and more particularly to an improved tampon which has a compressed core portion and at least one flexible panel for improved coverage of the interior of the vaginal cavity and for directing fluid toward the tampon core. The tampon of the present invention combines the advantages of an absorbent material compressed to a self-sustaining form with an absorbent portion which is uncompressed and relatively flexible. This tampon has a central absorbent core having a first (insertion) end, a second (withdrawal) end disposed opposite the first end, and a side surface which extends between the first end and the second end. The central absorbent core is constructed from an absorbent material which has been compressed to a self-sustaining form. The tampon also includes at least one flexible panel which is joined to the central absorbent core along at least a portion of the side surface of the core.Type: GrantFiled: April 8, 1999Date of Patent: March 27, 2001Assignee: The Procter & Gamble CompanyInventors: Thomas W. Osborn, III, Jerry E. Carstens
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Method for opening a packaging device and retrieving an interlabial absorbent article placed therein
Patent number: 6203512Abstract: The invention provides an individual package in combination with an absorbent interlabial device. The package has a longitudinal axis, a top portion, a bottom portion positioned oppositely to the top portion, a first surface and a second surface. The package may be folded about the longitudinal axis to form two halves or it may be formed from one more sheets fitted together to form the package. The package may be re-sealable. An absorbent interlabial device is positioned within the package. The absorbent interlabial device is readily retrievable from the package such that a user neither touches nor contaminates the absorbent portion of the absorbent interlabial device with any part of her hand prior to the use and in using the absorbent interlabial device.Type: GrantFiled: June 28, 1999Date of Patent: March 20, 2001Assignee: The Procter & Gamble CompanyInventors: Diane Dunn Farris, Alicia Mary Hall, Thomas Ward Osborn, III -
Patent number: 6191189Abstract: The present invention relates to a combination of a substrate with topical adhesives for attachment to the skin. In particular the present invention relates to a combination of a substrate with a topical adhesive which can be employed for attachment to the skin in the area where absorption of bodily liquids is desired. The combination provides secure attachment and is pleasing to the skin upon application, yet causes no discomfort upon removal. This is achieved by selecting the chemical composition and rheological characteristics of the topical adhesives and the physical characteristics of the substrate on which the topical adhesive is applied.Type: GrantFiled: June 23, 1999Date of Patent: February 20, 2001Assignee: The Procter & Gamble CompanyInventors: Fabio Cinelli, Peter Coles, Italo Corzani
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Patent number: 6186994Abstract: This invention relates to absorbent tampons. More particularly, the invention relates to an improved absorbent tampon having an improved fluid acquisition rate without decrease in capacity or fluid retention characteristics. This is accomplished by an absorbent tampon comprising a layered structure constructed from layers of rayon and cotton. The tampon pledget of the present invention is in the form of a laminar pad of discrete layers. The pledget comprises at least an uppermost layer, a lowermost layer, and at least one intermediate layer positioned between the uppermost layer and the lowermost layer. The uppermost layer and the lowermost layer are each comprised primarily of rayon. At least one intermediate layer is comprised primarily of cotton. In a particular aspect of the invention, the outer layers (i.e. the uppermost layer and the lowermost layer) are comprised of at least about 60% rayon, more preferably at least about 90% rayon, and even more preferably entirely of rayon.Type: GrantFiled: July 30, 1998Date of Patent: February 13, 2001Assignee: The Procter & Gamble CompanyInventors: Virginia Bowles, Jon Arthur Curtis, Jenéne Marie Francis
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Patent number: 6187989Abstract: The present invention relates to breathable absorbent articles particularly sanitary napkins, panty liners, adult incontinence products or sweat pads. In particular, the present invention relates to such breathable absorbent articles which are worn by direct attachment to the skin of the wearer in the area where absorption of bodily liquids is desired.Type: GrantFiled: June 23, 1999Date of Patent: February 13, 2001Assignee: The Procter & Gamble CompanyInventors: Italo Corzani, Michael Divo
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Patent number: 6183587Abstract: The method of making a shaped tube of absorbent material for the sanitary napkin, in one embodiment, involves the steps of: (a) providing a web of absorbent material, the web of absorbent material having a length, a width, a longitudinal centerline oriented in the direction of the length of the web of absorbent material, a first surface and an opposed second surface; (b) providing a cover for the first and second surfaces of the web of absorbent material; (c) at least partially covering the first and second surfaces of the web of absorbent material with the cover to form a composite web having longitudinal side margins; (d) folding the composite web at least once with folds defining fold lines that are arranged about the longitudinal centerline of the web of absorbent material; and (e) autogenously bonding a portion of the cover that covers the first surface of the web of absorbent material to a portion of the cover that covers an opposing portion of the second surface of the web of absorbent material.Type: GrantFiled: April 27, 1998Date of Patent: February 6, 2001Assignee: The Procter & Gamble CompanyInventors: Ronald Ray McFall, John Lee Hammons, Diana Lynn Gann, John Richard Noel
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Patent number: 6183456Abstract: An absorbent interlabial device worn by female wearers for catamenial purposes, incontinence protection, or both, is disclosed. The absorbent interlabial device of the present invention includes a liquid pervious topsheet, a liquid impervious backsheet, and an absorbent core positioned between the two. The length of the device is between about 60 mm and about 130 mm. The width is between about 25 mm and about 50 mm. The device has an axis of preferred bending along its longitudinal centerline. When folded along the axis and inserted into the wearer's interlabial space, the topsheet maintains contact with the walls of the wearer's labia. A method of using a system of feminine hygiene products is also disclosed. The system includes the use of an absorbent interlabial device in combination with a sanitary napkin. The absorbent interlabial device of the present invention may also be used in combination with an absorbent tampon.Type: GrantFiled: May 1, 1998Date of Patent: February 6, 2001Assignee: The Procter & Gamble CompanyInventors: Pamela Jean Brown, Thomas Ward Osborn, III, Matthew Preston Fitzpatrick
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Patent number: 6177606Abstract: An absorbent article for absorption of bodily fluids is provided, including a layer of non-absorbent material defining a tunnel shaped loop and a central portion enclosed by the loop, and an absorbent material retained within the tunnel-shaped loop. The non-absorbent material includes a plurality of apertures through which fluid can flow to reach the absorbent material, and an overwrap material overlies the non-absorbent material to transport fluid over the surface of the non-absorbent material. Preferably the absorbent article is a tampon and the loop is ring shaped.Type: GrantFiled: June 10, 1999Date of Patent: January 23, 2001Assignee: Tambrands, Inc.Inventors: Robert Etheredge, Marion Scocca
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Patent number: 6175056Abstract: A disposable absorbent article is provided which is substantially flat prior to use for wearing adjacent a body discharge area having a longitudinal centerline and a lateral centerline orthogonal thereto, and defining longitudinal and lateral directions respectively. The disposable absorbent article includes a liquid pervious top sheet, a back sheet joined to the top sheet, and an absorbent core intermediate the back sheet and the top sheet. The absorbent core includes an expanding member for expanding the article into a tridimensional structure while being worn by a user. The expanding member is activated by body fluids. The top sheet is capable of expanding as the absorbent article expands upon activation by body fluids.Type: GrantFiled: February 24, 1999Date of Patent: January 16, 2001Assignee: The Procter & Gamble CompanyInventors: Giovanni Carlucci, Gennaro Giorgini, Nicola D'Alessio, Maurizio Tamburro
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Patent number: 6171292Abstract: Absorbent devices, and more particularly toilet-disposable absorbent devices that are worn interlabially by female wearers for catamenial purposes, incontinence protection, or both, are disclosed. The absorbent interlabial device of the present invention comprises a central absorbent portion and preferably a pair of flexible extensions joined to the central absorbent portion. The main absorbent portion comprises an upper portion, and a lower portion opposed to the upper portion. In use, the upper portion is positioned furthest inward into the space between the wearer's labia majora. The pair of flexible extensions extends downwardly and laterally outward from the upper portion of the main absorbent portion, and preferably is capable of maintaining contact with the inside surfaces of the wearer's labia majora when the wearer's body goes through a range of motions, including squatting.Type: GrantFiled: December 28, 1999Date of Patent: January 9, 2001Assignee: The Procter & Gamble CompanyInventors: Thomas Ward Osborn, III, Bradley Neil Johnson
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Patent number: D444230Type: GrantFiled: September 8, 2000Date of Patent: June 26, 2001Assignee: The Procter & Gamble CompanyInventors: Anke Simone Renz, Susanne Will, Ralf Bombach, Piero Sabbi