Patents by Inventor Rajan B. Bodkhe
Rajan B. Bodkhe 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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Publication number: 20240115427Abstract: A reinforced fiber web has first and second opposed major sides and comprises first and second fiber webs having a reinforcing mesh disposed therebetween. The first and second fiber webs are physically entangled with each other and the reinforcing mesh. A wound dressing material comprises the reinforced fiber web, a first wound-contact scrim, and a first antimicrobial layer sandwiched therebetween. The first wound-contact scrim comprises water-sensitive fibers comprising a copolymer comprising divalent hydroxyethylene monomer units and divalent dihydroxybutylene monomer units.Type: ApplicationFiled: January 27, 2022Publication date: April 11, 2024Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Petra L. KOHLER RIEDI, Saurabh BATRA, Joseph J. STOFFEL, Rajan B. BODKHE, Joseph A. DUNBAR
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Publication number: 20230404074Abstract: Antimicrobial compositions and articles are disclosed, as well as method for preparing antimicrobial compositions. Also disclosed are method for using antimicrobial compositions and articles for preventing the formation or growth of biofilms, disrupting biofilms, reducing microorganism counts, and treating infections.Type: ApplicationFiled: October 18, 2021Publication date: December 21, 2023Inventors: Rajan B. BODKHE, Naimul KARIM
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Publication number: 20230372578Abstract: A wound dressing material comprises: a first water-sensitive film comprising a first copolymer comprising first divalent hydroxyethylene monomer units and first divalent dihydroxybutylene monomer units; and a first antimicrobial layer disposed on the first water-sensitive film. Methods of making and using the wound dressing material are also disclosed.Type: ApplicationFiled: August 10, 2021Publication date: November 23, 2023Inventors: Petra L. Kohler Riedi, Saurabh Batra, Rajan B. Bodkhe, Joseph J. Stoffel, Naimul Karim
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Publication number: 20230190988Abstract: A wound dressing material comprises a porous flexible foam core, a wound-contact scrim, and an antimicrobial layer. The wound-contact scrim comprises water-sensitive fibers comprising a copolymer comprising divalent hydroxyethylene monomer units and divalent dihydroxybutylene monomer units. The antimicrobial layer is sandwiched between the porous flexible foam core and the wound-contact scrim. The wounds dressing material may be contacted with an exposed surface of a wound. A method of making the wound dressing material is also disclosed.Type: ApplicationFiled: June 3, 2021Publication date: June 22, 2023Inventors: Petra L. Kohler Riedi, Saurabh Batra, Naimul Karim, Joseph J. Stoffel, Rajan B. Bodkhe, Joseph A. Dunbar
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Publication number: 20220378621Abstract: A wound dressing material comprises first and second wound-contact scrims, and an antimicrobial layer disposed therebetween. The wound-contact scrims comprise water-sensitive fibers comprising a copolymer comprising divalent hydroxyethylene monomer units and divalent dihydroxybutylene monomer units. The wound dressing material may be contacted with an exposed surface of a wound. A method of making the wound dressing material is also disclosed.Type: ApplicationFiled: October 12, 2020Publication date: December 1, 2022Inventors: Petra L. Kohler Riedi, Saurabh Batra, Naimul Karim, Joseph J. Stoffel, Rajan B. Bodkhe, Joseph A. Dunbar, Colby W. Dotseth
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Patent number: 11512463Abstract: There is provided an article that includes a polymeric layer disposed on and covering a first major surface of an porous layer, an adhesive layer disposed on a second major surface of the elastic layer opposite the polymeric layer; and a liner disposed on a major surface of the polymeric layer opposite the first major surface of the elastic layer. The polymeric layer and the porous layer together form an air and water barrier that is water vapor permeable. The liner is water vapor impermeable. In a preferred embodiment the polymeric layer comprises a polyoxyalkylene polymer having at least one end group derived from an alkoxy silane. A method of applying the article to a surface of a building component is also provided.Type: GrantFiled: August 18, 2016Date of Patent: November 29, 2022Assignee: 3M Innovative Properties CompanyInventors: Martin J. Widenbrant, Taylor M. Seabaugh, Daniel R. Fronek, Rajan B. Bodkhe
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Publication number: 20220280681Abstract: A wound dressing material comprises a base fiber web, a wound-contact scrim, and an antimicrobial layer. The wound-contact scrim comprises water-sensitive fibers comprising a copolymer comprising divalent hydroxyethylene monomer units and divalent dihydroxybutylene monomer units. The antimicrobial layer is sandwiched between the base fiber web and the wound-contact scrim. The wounds dressing material may be contacted with an exposed surface of a wound. A method of making the wound dressing material is also disclosed.Type: ApplicationFiled: September 24, 2020Publication date: September 8, 2022Inventors: Petra L. Kohler Riedi, Saurabh Batra, Naimul Karim, Joseph J. Stoffel, Rajan B. Bodkhe, Joseph A. Dunbar, Colby W. Dotseth, Semra Colak Atan
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Publication number: 20220280682Abstract: The present disclosure provides a solid composition that includes a polycarboxylic acid chelator component mixed with a water-soluble plasticizer component, and a water-soluble or water-dispersible polymer dissolved and/or dispersed in the plasticizer component. The water-soluble plasticizer component has a boiling point >105° C. and has a formula weight of less than 5000 atomic mass units. The composition comprises <10 wt % of a solvent that has a boiling point ?100 degrees C. When mixed with deionized water at a 1:9 mass ratio, the composition forms an aqueous mixture having a pH of about 2.5-5.5. Articles that include a substrate with a first major surface having a layer comprising the composition adhered to the first major surface are also provided. Methods of treating a biofilm or a wound site with the articles are also provided.Type: ApplicationFiled: July 13, 2020Publication date: September 8, 2022Inventors: Rajan B. BODKHE, Naimul KARIM, Matthew T. SCHOLZ
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Publication number: 20220257424Abstract: Adhesive constructions include a mammalian skin surface and an adhesive article in contact with the mammalian skin. The adhesive article includes a substrate and an adhesive layer. The adhesive layer in contact with the mammalian skin is a microstructured surface with channels. At least one channel extends to at least one boundary of the adhesive layer. The microstructured surface is a permanently microstructured surface, such that the channels in the surface of the adhesive layer permit transport of fluid.Type: ApplicationFiled: July 20, 2020Publication date: August 18, 2022Inventors: Audrey A. Sherman, Bret W. Ludwig, Rajan B. Bodkhe, Guy M. Kallman
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Publication number: 20220079893Abstract: Compositions including a quaternary amine antiseptic component having a concentration of at least about 0.04% by weight; a poly carboxylic acid chelator having a concentration of at least about 0.05 M and/or an alphahydroxy acid buffer having a concentration of at least about 0.05 M; a (C8-C12) 1,2 alkane diol; and optionally water are provided. The compositions have a pH greater than or equal to 3.5 and less than 5.5 at 23° C. In certain embodiments, water is present in the composition at a greater weight percent than each of the quaternary amine antiseptic component; the polycarboxylic acid chelator, if present; the alphahydroxy acid buffer, if present; and the (C8-C12) 1,2-alkane diol. In certain embodiments, water is present in the composition at a greater weight percent than any other component.Type: ApplicationFiled: December 23, 2019Publication date: March 17, 2022Inventors: Rajan B. Bodkhe, Ranjani V. Parthasarathy, Matthew T. Scholz, Naimul Karim, Petra L. Kohler Riedi, Joseph J Stoffel
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Patent number: 11105089Abstract: There is provided a self-sealing article comprising a polymeric layer disposed on and covering a first major surface of an elastic porous layer, wherein the article passes Modified Test 1 of ASTM D-1970/D-1970M-13 or Modified Test 2 of ASTM D-1970/D-1970M-13, or Modified Test 3 of ASTM D-1970/D-1970M-13, and further wherein the self-sealing article is water vapor permeable and an air and water barrier. There is also provided a linered version of the self-sealing article in which a liner is disposed on a major surface of the polymeric layer opposite the first major surface of the elastic porous layer.Type: GrantFiled: August 18, 2016Date of Patent: August 31, 2021Assignee: 3M Innovative Properties CompanyInventors: Martin J. Widenbrant, Taylor M. Seabaugh, Daniel R. Fronek, Rajan B. Bodkhe
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Publication number: 20200208008Abstract: There is provided cured coating compositions derived from a one-part, moisture curable composition comprising (a) a polyoxyalkylene polymer having at least one end group derived from an alkoxy silane, and (b) a plasticizer selected from at least one of linear or branched alkyl benzoate having between 8 and 14 carbon atoms in the alkyl chain, and combinations thereof; where the cured coating composition passes ASTM D-1970. There are also provided articles and films made using and methods for using these cured coating compositions.Type: ApplicationFiled: March 5, 2020Publication date: July 2, 2020Inventors: Rajan B. Bodkhe, Michael C. Coddington, Travis Q. Gregar, Vanessa A. Iiams Nelson, Alexander J. Kugel, Leon Levitt
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Publication number: 20180245332Abstract: There is provided an article that includes a polymeric layer disposed on and covering a first major surface of an porous layer, an adhesive layer disposed on a second major surface of the elastic layer opposite the polymeric layer; and a liner disposed on a major surface of the polymeric layer opposite the first major surface of the elastic layer. The polymeric layer and the porous layer together form an air and water barrier that is water vapor permeable. The liner is water vapor impermeable. In a preferred embodiment the polymeric layer comprises a polyoxyalkylene polymer having at least one end group derived from an alkoxy silane. A method of applying the article to a surface of a building component is also provided.Type: ApplicationFiled: August 18, 2016Publication date: August 30, 2018Inventors: Martin J. Widenbrant, Taylor M. Seabaugh, Daniel R. Fronek, Rajan B. Bodkhe
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Publication number: 20180237662Abstract: There is provided a self-sealing article comprising a polymeric layer disposed on and covering a first major surface of an elastic porous layer, wherein the article passes Modified Test 1 of ASTM D-1970/D-1970M-13 or Modified Test 2 of ASTM D-1970/D-1970M-13, or Modified Test 3 of ASTM D-1970/D-1970M-13, and further wherein the self-sealing article is water vapor permeable and an air and water barrier. There is also provided a linered version of the self-sealing article in which a liner is disposed on a major surface of the polymeric layer opposite the first major surface of the elastic porous layer.Type: ApplicationFiled: August 18, 2016Publication date: August 23, 2018Inventors: Martin J. Widenbrant, Taylor M. Seabaugh, Daniel R. Fronek, Rajan B. Bodkhe
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Publication number: 20170218223Abstract: There is provided cured coating compositions derived from a one-part, moisture curable composition comprising (a) a polyoxyalkylene polymer having at least one end group derived from an alkoxy silane, and (b) a plasticizer selected from at least one of linear or branched alkyl benzoate having between 8 and 14 carbon atoms in the alkyl chain, and combinations thereof; where the cured coating composition passes ASTM D-1970. There are also provided articles and films made using and methods for using these cured coating compositions.Type: ApplicationFiled: July 31, 2015Publication date: August 3, 2017Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Rajan B. Bodkhe, Michael C. Coddington, Travis Q. Gregar, Vanessa A. Iiams Nelson, Alexander J. Kugel, Leon Levitt
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Publication number: 20170173916Abstract: There are provided self sealing articles having a porous layer at least partially impregnated with a polymeric material where a first major surface of the porous layer is covered with the polymeric material and where the article passes Modified Test 1 of ASTM D-1970/D-1970M-13, Modified Test 2 of ASTM D-1970/D-1970M-13, or Modified Test 3 of ASTM D-1970/D-1970M-13 and is water vapor permeable and an air and water barrier. A self sealing article having a major surface of a porous layer that is coated with a polymeric material, where the porous layer comprises a microporous membrane, and where the article passes Modified Test 1 of ASTM D-1970/D-1970M-13, Modified Test 2 of ASTM D-1970/D-1970M-13, or Modified Test 3 of ASTM D-1970/D-1970M-13 and is water vapor permeable and an air and water barrier.Type: ApplicationFiled: February 18, 2015Publication date: June 22, 2017Inventors: Martin J. Widenbrant, Taylor M. Seabaugh, Rajan B. Bodkhe, Daniel R. Fronek, Jayshree Seth
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Publication number: 20150368508Abstract: There is provided a one-part, moisture curable coating composition comprising: a silyl terminated polymer, wherein the silyl terminated polymer is polyoxyalkylene polymer having at least one end group derived from an alkoxy silane, and a polyether plasticizer, and further the polyether plasticizer has a number average molecular weight between 300 g/mol to 600 g/mol. There are also provided articles and films made using and methods for using these coating compositions.Type: ApplicationFiled: January 31, 2014Publication date: December 24, 2015Inventors: Rajan B. Bodkhe, Leon Levitt, Craig M. Moss
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Patent number: 9169359Abstract: Novel silicone polymers are provided which possess grafted pendant hydrophilic polyalkylene oxide side chains and, optionally, reactive functional end groups. These features make them well suited for use in chemical, marine, biomedical and industrial applications, particularly those involving surface modifications.Type: GrantFiled: June 15, 2012Date of Patent: October 27, 2015Assignee: NDSU Research FoundationInventors: Dean C. Webster, Rajan B. Bodkhe
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Publication number: 20150267076Abstract: There is provided a coating composition comprising: (a) a one part moisture cure polyurethane comprising: an aromatic polyurethane prepolymer having backbone derived from polyether and at least one aromatic end group, wherein the coating composition comprises about 8 wt % to 90 wt % polyurethane prepolymer based on the total weight of the coating composition; (b) 2 to 60 wt % of an inorganic filler based on the total weight of the coating composition; and (c) 2 to 60 wt % of a solvent based on the total weight of the coating composition, wherein the coating composition, when cured, is a water-vapor semi-permeable, air and water barrier film. There is also provided a cured coating composition and articles made therefrom.Type: ApplicationFiled: October 2, 2013Publication date: September 24, 2015Inventors: Rajan B. Bodkhe, Stuart E. Fores, Leon Levitt, Craig M. Moss, Michael A. Johnson
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Publication number: 20140221549Abstract: Novel silicone polymers are provided which possess grafted pendant hydrophilic polyalkylene oxide side chains and, optionally, reactive functional end groups. These features make them well suited for use in chemical, marine, biomedical and industrial applications, particularly those involving surface modifications.Type: ApplicationFiled: June 15, 2012Publication date: August 7, 2014Applicant: NDSU Research FoundationInventors: Dean C. Webster, Rajan B. Bodkhe