Patents by Inventor Sumita Sanjeevi Ranganathan
Sumita Sanjeevi Ranganathan 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).
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Patent number: 11020944Abstract: A first multilayer shrink film has an outer polyester layer, an inner O2-barrier layer, and a tie layer between the polyester layer and the barrier layer. A second multilayer film an outer polyester layer, an inner polyamide layer, and a tie layer between the polyester and polyamide layers. The tie layer comprises a styrene-based polymer, and the tie layer in the second film comprises an anhydride functional styrene based copolymer. Included are a packaging article comprising the film, a packaging process utilizing the film, a process for making the film, and a packaged product comprising a packaging article made the film, with a product inside the package.Type: GrantFiled: June 12, 2019Date of Patent: June 1, 2021Assignee: Cryovac, LLCInventors: Michael Broadus, Bryan Freeman, J. Douglas Wilson, Randall Brush, Donny Kay, Sumita Sanjeevi Ranganathan, Kevin McCormick
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Publication number: 20190291396Abstract: A first multilayer shrink film has an outer polyester layer, an inner O2-barrier layer, and a tie layer between the polyester layer and the barrier layer. A second multilayer film an outer polyester layer, an inner polyamide layer, and a tie layer between the polyester and polyamide layers. The tie layer comprises a styrene-based polymer, and the tie layer in the second film comprises an anhydride functional styrene based copolymer. Included are a packaging article comprising the film, a packaging process utilizing the film, a process for making the film, and a packaged product comprising a packaging article made the film, with a product inside the package.Type: ApplicationFiled: June 12, 2019Publication date: September 26, 2019Inventors: Michael Broadus, Bryan Freeman, Doug Wilson, Randall Brush, Donny Kay, Sumita Sanjeevi Ranganathan, Kevin McCormick
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Easy open and reclosable package with discrete laminate, with die-cut, anchored to second side panel
Patent number: 9211976Abstract: An easy-open and reclosable package includes a pouch including a discrete laminate including a base strip and a panel section having a die cut defining a die cut segment, the panel section anchored to the base strip; the second surface of the base strip anchored to the inner surface of a second side panel; and the panel section anchored to a first side panel; and a product in the pouch. The die cut segment is so arranged with respect to the base strip that when the package is opened, the package can be reclosed by adhering the pressure sensitive adhesive to the first side panel.Type: GrantFiled: August 30, 2011Date of Patent: December 15, 2015Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan -
Publication number: 20150336693Abstract: An easy-open and reclosable package includes a pouch including a discrete strip, between first and second side panels, including a sealing segment, a backing segment, and an intermediate layer including a pressure sensitive adhesive; a first portion of the strip anchored to the first panel at a first location, and a second portion of the strip anchored to the first panel at a second location; a die cut in the first panel defining a die cut segment, so arranged that when the package is opened, the sealing segment is partially removed from the discrete strip, the intermediate layer comprising a pressure sensitive adhesive is partially exposed, and the package can be reclosed by adhering at least one of the first and second panels to the adhesive; and a product in the pouch.Type: ApplicationFiled: August 5, 2015Publication date: November 26, 2015Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan
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Patent number: 8979370Abstract: An easy-open and reclosable package includes a pouch including a discrete laminate including a base strip, a panel section, and a die cut defining a die cut segment; a first and second anchor seal; the base strip including a sealing segment, backing segment, and intermediate layer including a pressure sensitive adhesive; and a product disposed in the pouch. The die cut segment is so arranged that when the package is opened, the sealing segment is partially removed from the base strip, the pressure sensitive adhesive is partially exposed, and the package can thereafter be reclosed by adhering any of the first side panel, second side panel, and panel section to the pressure sensitive adhesive. Methods of making the package, and a pouch, are also disclosed.Type: GrantFiled: January 28, 2011Date of Patent: March 17, 2015Assignee: Cryovac, Inc.Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan
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Patent number: 8945708Abstract: Decorative ionomeric surfaced film and sheet (e.g., multilayer co-extruded polymer) and articles made therefrom (e.g., automotive panels and parts) exhibiting good weatherability, mar resistance, and surface appearance of a high quality automotive finish (including color, haze, gloss, and DOI) and economical process for making (e.g., co-extrusion) and using (e.g., thermoforming and injection backfilling) the same.Type: GrantFiled: January 17, 2012Date of Patent: February 3, 2015Assignee: E. I. du Pont de Nemours and CompanyInventors: Randall Allen Vogel, I-Hwa Lee, Sumita Sanjeevi Ranganathan, Lori J. Pike
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Patent number: 8905638Abstract: An easy-open and reclosable package includes a pouch including a discrete strip, between first and second side panels; including a sealing segment, a backing segment, and an intermediate layer including a pressure sensitive adhesive, the first surface of the strip anchored to the inner surface of the first panel at a first location, and the second surface of the strip anchored to the inner surface of the second side panel at a first location; a die cut in the first panel, defining a primary die cut segment so arranged that when the package is opened, it can be reclosed by adhering the adhesive to the first side panel; and a product in the pouch. A secondary die cut segment can be disposed between the primary die cut segment and an end of the package. This secondary die cut can be at least partially underlain by the adhesive.Type: GrantFiled: August 29, 2011Date of Patent: December 9, 2014Assignee: Cryovac, Inc.Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan
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Patent number: 8679619Abstract: Decorative ionomeric surfaced film and sheet (e.g., multilayer co-extruded polymer) and articles made therefrom (e.g., automotive panels and parts) exhibiting good weatherability, mar resistance, and surface appearance of a high quality automotive finish (including color, haze, gloss, and DOI) and economical process for making (e.g., co-extrusion) and using (e.g., thermoforming and injection backfilling) the same.Type: GrantFiled: April 12, 2001Date of Patent: March 25, 2014Assignee: E I du Pont de Nemours and CompanyInventors: Randall Allen Vogel, I-Hwa Lee, Sumita Sanjeevi Ranganathan, Lori J. Pike
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Patent number: 8541081Abstract: An easy-open, reclosable package includes a tray with tray liner; a product; and a lidstock, including a substrate including a first layer of high modulus thermoplastic material, and a second layer including an oxygen barrier; and a coextruded film including a first layer including a blend of from 80% to 88% ionomer resin, and from 12% to 20% olefinic polymer, a second layer including a pressure sensitive adhesive, and optionally a third layer including a polymeric adhesive; wherein the first layer of the coextruded film is sealed to the tray liner; the coextruded film is adhered to an inner surface of the substrate film; and after the package is opened, and the pressure sensitive adhesive is exposed, the package can be reclosed by adhering the adhesive to a portion of the first layer of the coextruded film that remained sealed to the tray liner when the package was opened.Type: GrantFiled: October 15, 2012Date of Patent: September 24, 2013Assignee: Cryovac, Inc.Inventors: Sumita Sanjeevi Ranganathan, Blake L Westmoreland, Andrew W Moehlenbrock, Amy Joe Frost, Vivian Ann Shaver, Debra Chandler Karam
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Publication number: 20120207412Abstract: An easy-open and reclosable package includes a pouch including a discrete strip, between first and second side panels; including a sealing segment, a backing segment, and an intermediate layer including a pressure sensitive adhesive, the first surface of the strip anchored to the inner surface of the first panel at a first location, and the second surface of the strip anchored to the inner surface of the second side panel at a first location; a die cut in the first panel, defining a primary die cut segment so arranged that when the package is opened, it can be reclosed by adhering the adhesive to the first side panel; and a product in the pouch. A secondary die cut segment can be disposed between the primary die cut segment and an end of the package. This secondary die cut can be at least partially underlain by the adhesive.Type: ApplicationFiled: August 29, 2011Publication date: August 16, 2012Applicant: CRYOVAC, INC.Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan
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Easy Open and Reclosable Package with Discrete Laminate, with Die-Cut, Anchored to Second Side Panel
Publication number: 20120207408Abstract: An easy-open and reclosable package includes a pouch including a discrete laminate including a base strip and a panel section having a die cut defining a die cut segment, the panel section anchored to the base strip; the second surface of the base strip anchored to the inner surface of a second side panel; and the panel section anchored to a first side panel; and a product in the pouch. The die cut segment is so arranged with respect to the base strip that when the package is opened, the package can be reclosed by adhering the pressure sensitive adhesive to the first side panel.Type: ApplicationFiled: August 30, 2011Publication date: August 16, 2012Applicant: CRYOVAC, INC.Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan -
Publication number: 20120195527Abstract: An easy-open and reclosable package includes a pouch including a discrete laminate including a base strip and a panel section; a first and second anchor seal; the base strip including a sealing segment, backing segment, and intermediate layer including a pressure sensitive adhesive; and a product in the pouch. The inner surface of the panel section has a sealant. When the package is opened, the sealing segment is at least partially removed from the base strip, the pressure sensitive adhesive is at least partially exposed, and the package can thereafter be reclosed by adhering any of a first side panel, second side panel, and panel section to the pressure sensitive adhesive. Methods of making the package, and a pouch, are also disclosed.Type: ApplicationFiled: January 28, 2011Publication date: August 2, 2012Applicant: Cryovac, Inc.Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan
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Publication number: 20120195531Abstract: An easy-open and reclosable package includes a pouch including a discrete laminate including a base strip, a panel section, and a die cut defining a die cut segment; a first and second anchor seal; the base strip including a sealing segment, backing segment, and intermediate layer including a pressure sensitive adhesive; and a product disposed in the pouch. The die cut segment is so arranged that when the package is opened, the sealing segment is partially removed from the base strip, the pressure sensitive adhesive is partially exposed, and the package can thereafter be reclosed by adhering any of the first side panel, second side panel, and panel section to the pressure sensitive adhesive. Methods of making the package, and a pouch, are also disclosed.Type: ApplicationFiled: January 28, 2011Publication date: August 2, 2012Applicant: CRYOVAC, INC.Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan
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Publication number: 20120195526Abstract: An easy-open and reclosable package includes a pouch including a discrete strip, between first and second side panels, including a sealing segment, a backing segment, and an intermediate layer including a pressure sensitive adhesive; a first portion of the strip anchored to the first panel at a first location, and a second portion of the strip anchored to the first panel at a second location; a die cut in the first panel defining a die cut segment, so arranged that when the package is opened, the sealing segment is partially removed from the discrete strip, the intermediate layer comprising a pressure sensitive adhesive is partially exposed, and the package can be reclosed by adhering at least one of the first and second panels to the adhesive; and a product in the pouch.Type: ApplicationFiled: January 28, 2011Publication date: August 2, 2012Applicant: CRYOVAC, INC.Inventors: Andrew W. Moehlenbrock, Sumita Sanjeevi Ranganathan
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Patent number: 8119235Abstract: Decorative ionomeric surfaced film and sheet (e.g., multilayer co-extruded polymer) and articles made therefrom (e.g., automotive panels and parts) exhibiting good weatherability, mar resistance, and surface appearance of a high quality automotive finish (including color, haze, gloss, and DOI) and economical process for making (e.g., co-extrusion) and using (e.g., thermoforming and injection backfilling) the same.Type: GrantFiled: July 11, 2007Date of Patent: February 21, 2012Assignee: E. I. du Pont de Nemours and CompanyInventors: Randall Allen Vogel, I-Hwa Lee, Sumita Sanjeevi Ranganathan, Lori J. Pike
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Patent number: 7662322Abstract: A coating composition for use as a surface coating for polymer release films for use in at least one of high temperature and high humidity applications, which comprises a solution of at least one hydroxypropyl methylcellulose having hydroxypropyl molar substitution of from 0 to about 0.82 in combination with at least one water-borne fluorochemical additive selected from perfluoralkyl methacrylic acid copolymers.Type: GrantFiled: January 22, 2004Date of Patent: February 16, 2010Assignee: Exopack Preformance Films Inc.Inventors: Sumita Sanjeevi Ranganathan, Theodore John Lang, Marek Andrej Szymula
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Publication number: 20020055006Abstract: Decorative ionomeric surfaced film and sheet (e.g., multilayer co-extruded polymer) and articles made therefrom (e.g., automotive panels and parts) exhibiting good weatherability, mar resistance, and surface appearance of a high quality automotive finish (including color, haze, gloss, and DOI) and economical process for making (e.g., co-extrusion) and using (e.g., thermoforming and injection backfilling) the same.Type: ApplicationFiled: April 12, 2001Publication date: May 9, 2002Inventors: Randall Allen Vogel, I Hwa Lee, Sumita Sanjeevi Ranganathan