Patents Assigned to Hisamitsu Pharmaceutical Co., Inc.
  • Patent number: 12186287
    Abstract: Disclosed is a patch comprising an adhesive layer on a backing layer, wherein the adhesive layer comprises lidocaine or a pharmaceutically acceptable salt thereof, propylene glycol, a rubber adhesive base and a terpene resin, wherein the content of the lidocaine or a pharmaceutically acceptable salt thereof in the adhesive layer in terms of free form is 2 mass % to 6 mass % with respect to the total mass of the adhesive layer, wherein the ratio of the mass of the lidocaine or a pharmaceutically acceptable salt thereof in terms of free form to the mass of propylene glycol in the adhesive layer is 1:0.6 to 1:1.8, and wherein the content of the terpene resin in the adhesive layer is 5 mass % to 18 mass % with respect to a total mass of the adhesive layer.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: January 7, 2025
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Kentaro Nakashima, Yusuke Tanaka, Keiichiro Tsurushima
  • Patent number: 12178922
    Abstract: The patch of the present invention comprises a backing layer and an adhesive layer laminated on the backing layer, wherein a water vapor transmission rate of the backing layer is 400 g/m2·24 hours or more, and the adhesive layer comprises a drug, dimethylsulfoxide and an adhesive. Such a patch does not fall off easily even after long wear.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: December 31, 2024
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Ryo Tanaka, Hideaki Ohashi, Naruhide Miyoshi, Takito Shima, Naoko Fujita, Yasunari Michinaka
  • Patent number: 12151030
    Abstract: The present invention provides a patch comprising an adhesive layer on a backing, wherein the adhesive layer contains a adhesive base, a skin irritant drug or a pharmaceutically acceptable salt thereof, and diflucortolone valerate, and the content of the diflucortolone valerate is 0.0009 to 0.08% by mass based on the total mass of the adhesive layer.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: November 26, 2024
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Takao Kurokawa, Hidekazu Kuma, Masaki Yukuhiro
  • Publication number: 20240139119
    Abstract: A diclofenac-containing patch package product, in which a diclofenac-containing patch, including an adhesive layer containing diclofenac sodium as a drug and dimethyl sulfoxide as a solvent, and a backing layer, is sealed in a packaging bag, the packaging bag being formed of a laminate at least comprising: an innermost layer composed of at least one selected from the group consisting of polyethylene terephthalate and cycloolefin polymer; an oxygen barrier layer arranged outside the innermost layer; and an outer layer arranged outside the oxygen barrier layer.
    Type: Application
    Filed: February 18, 2022
    Publication date: May 2, 2024
    Applicant: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Hisakazu KURITA, Naoto KAMAKURA, Tatsuya SAKAKURA
  • Patent number: 11903915
    Abstract: The present invention provides a gel patch having a paste layer on a support, wherein the paste layer comprising ketoprofen or a pharmaceutically acceptable salt thereof, propylene glycol, 1-menthol, and water, wherein the mass of propylene glycol in the paste layer is 3-fold the mass of ketoprofen or less, and wherein the content of 1-menthol based on a total mass of the paste layer is 0.1 to 0.5 mass %.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: February 20, 2024
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Tatsuya Sakakura, Satoshi Kimura, Seiichiro Tsuru
  • Publication number: 20240016758
    Abstract: A ropinirole-containing patch comprising a backing layer and an adhesive agent layer, wherein the adhesive agent layer comprising: at least one selected from the group consisting of ropinirole and a pharmaceutically acceptable salt thereof; at least one sodium carboxylate selected from the group consisting of sodium pentanoate, disodium glutarate, and sodium hexanoate; and an adhesive agent.
    Type: Application
    Filed: October 21, 2021
    Publication date: January 18, 2024
    Applicant: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Naoyuki UCHIDA, Satoshi AMANO
  • Patent number: 11872320
    Abstract: Disclosed is a method for treating osteoarthritis comprising a step of administering a patch to a patient. The patch comprises a backing layer and an adhesive layer laminated on the backing layer, the adhesive layer comprises an adhesive base, diclofenac sodium, dimethyl sulfoxide, and an organic acid, and a content of the organic acid is 6 mass % to 8 mass % with respect to a total mass of the adhesive layer. The patch is applied to an affected part once a day, and a dose of diclofenac sodium per administration is 70 mg to 150 mg.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: January 16, 2024
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Hiroyuki Sato, Hirochika Takano
  • Patent number: 11850311
    Abstract: An object of the present invention is to provide an asenapine-containing patch having excellent adhesiveness and handleability, which can persistently provide sufficient medicinal effects by suppressing cold flow during storage or application while enhancing skin permeability using a silicone-based pressure-sensitive adhesive base, and thereby maintaining the stability of the drug in the patch during storage, and maintaining an appropriate administration form for a long period of time. The present invention relates to a patch having a support and a pressure-sensitive adhesive layer, wherein the pressure-sensitive adhesive layer comprises asenapine and a silicone-based pressure-sensitive adhesive base, and the loss tangent (tan ?) of the pressure-sensitive adhesive layer is 0.75 to 1.5 at 1.0 Hz.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: December 26, 2023
    Assignee: Hisamitsu Pharmaceutical Co., Inc.
    Inventors: Masaki Yukuhiro, Yuka Takagi, Satoshi Amano
  • Patent number: 11813364
    Abstract: In a patch comprising a support layer and an adhesive agent layer, the adhesive agent layer comprises free asenapine, a maleic acid alkali salt, and a rubber-based adhesive agent.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: November 14, 2023
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Atsushi Sonobe, Takashi Yasukochi, Yasunori Takada
  • Publication number: 20230286724
    Abstract: A packaging bag includes a cutting guide band extending along a transverse direction. The cutting guide band includes, a first guide band having first cut lines that are inclined at a predetermined angle with respect to the transverse direction; a second guide band having second cut lines that are inclined at a predetermined angle in a direction opposite a direction of the first cut lines with respect to the transverse direction; and a third guide band having third cut lines that are inclined at a predetermined angle in the same direction as the direction of the first cut lines with respect to the transverse direction. The cutting guide band has a fourth cut line between the first guide band and the second guide band and/or between the second guide band and the third guide band, the fourth cut line being perforated and extending along the transverse direction.
    Type: Application
    Filed: July 30, 2021
    Publication date: September 14, 2023
    Applicants: TOPPAN INC., HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Kazuyoshi OKADA, Yoshikazu KUWANO, Hiroshi OISHI, Tetsuhiro KAWANO
  • Patent number: 11660268
    Abstract: The present invention provides an emulsified gel composition comprising a physiologically active substance, water, a gelling agent, an anti-peeling agent, and a surfactant having an HLB value of 18 to 20, in which the gelling agent is a nonionic water-soluble polymer, and the anti-peeling agent is one or more compounds selected from the group consisting of sucrose, sorbitol, polyethylene glycol, glycerin, a (meth)acrylic-based polymer compound, and a polyoxyethylene hydrogenated castor oil.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: May 30, 2023
    Assignee: HISAMITSU PHARMACEUTICAL CO.. INC.
    Inventors: Shinya Matsumura, Toshihiro Nakanishi, Yasuhisa Kose
  • Patent number: 11655395
    Abstract: A support film for a tape material, includes a film-shaped support formed of polyurethane; and a barrier layer containing an aromatic isocyanate-based polyurethane and a layered inorganic compound and formed on one surface of the support.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: May 23, 2023
    Assignees: TOPPAN PRINTING CO.. LTD., HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Koji Sakairi, Atsushi Matsushima, Tomohiro Shinoda, Atsushi Sonobe
  • Patent number: 11642505
    Abstract: An application kit according to one embodiment includes: a cartridge including a sheet member; and an applicator being connectable to the cartridge. The cartridge includes a bending portion configured to bend the sheet member and a cartridge-side connector configured to be detachably connected to the applicator. The applicator includes: an applicator body; an applicator-side connector provided to a bottom portion of the applicator body; a cap provided above the applicator body and being movable along a height direction of the applicator body; and an elastic member extending along the height direction between the applicator body and the cap and configured to apply, to the cap, an elastic force that acts in a direction away from the bottom portion.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: May 9, 2023
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Takuya Tajima, Naoki Yamamoto, Seiji Tokumoto
  • Publication number: 20230093050
    Abstract: A method for producing an adhesive layer composition for producing a cooling sheet including a backing layer, an adhesive layer, and a liner layer, the method comprising the step of: mixing a composition to be mixed containing water, an alum, sodium edetate, a polyacrylic acid, and a neutralized polyacrylic acid such that a mixing temperature becomes 5 to 23° C., to obtain an adhesive layer composition, wherein in the composition to be mixed, a content of the water is 69 to 938.24% by mass relative to a total mass of the composition to be mixed, a content of the alum is 0.18 to 0.42% by mass relative to the total mass of the composition to be mixed, a content of the sodium edetate is 0.08 to 0.18% by mass relative to the total mass of the composition to be mixed, and a mass ratio between the content of the alum and the content of the sodium edetate (the content of the alum:the content of the sodium edetate) is 1:1 to 5.25:1.
    Type: Application
    Filed: February 4, 2021
    Publication date: March 23, 2023
    Applicant: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Kentaro NAKASHIMA, Kento ICHINOHE, Keiichiro TSURUSHIMA, Takaaki YOSHINAGA
  • Patent number: 11607394
    Abstract: The present invention provides a rotigotine-containing patch comprising: a backing layer; and an adhesive agent layer, wherein the adhesive agent layer contains rotigotine and/or a pharmaceutically acceptable salt thereof, the adhesive agent layer further contains a styrene-based thermoplastic elastomer, a petroleum-based resin and/or a terpene-based resin, an aliphatic alcohol, and a cross-linked polyvinylpyrrolidone, and in the adhesive agent layer, a mass ratio of a content of the rotigotine and/or the pharmaceutically acceptable salt thereof in terms of rotigotine free form and a content of the cross-linked polyvinylpyrrolidone (content of the rotigotine and/or the pharmaceutically acceptable salt thereof in terms of rotigotine free form:content of the cross-linked polyvinylpyrrolidone) is 10:3 to 1:3.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: March 21, 2023
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Hiroyuki Araki, Yuka Takagi, Yoko Fujiwara, Hiroaki Kobayashi, Takao Kurokawa
  • Patent number: 11590106
    Abstract: An object of the present invention is to provide an asenapine-containing patch having excellent sustained-release properties while enhancing skin permeability by using a silicone-based pressure-sensitive adhesive base. The present invention relates to a patch having a support and a pressure-sensitive adhesive layer, wherein the pressure-sensitive adhesive layer comprises asenapine and/or a pharmaceutically acceptable salt thereof, a silicone-based pressure-sensitive adhesive base and a release control agent, and the ratio of the maximum skin permeation rate of asenapine to the minimum skin permeation rate from the time when the maximum skin permeation rate is reached to 24 hours is less than 1.62.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: February 28, 2023
    Assignee: Hisamitsu Pharmaceutical Co., Inc.
    Inventors: Masaki Yukuhiro, Yuka Takagi, Yasunari Michinaka
  • Publication number: 20230034383
    Abstract: A method for reducing skin sensitization of an asenapine-containing patch comprising a backing layer and an adhesive agent layer, the method comprising: using an adhesive agent for preparing the adhesive agent layer, the adhesive agent containing free asenapine in a range of 2 to 5% by mass, styrene-isoprene-styrene block copolymer (SIS) in a range of 7 to 18% by mass, polyisobutylene (PIB) in a range of 0.5 to 10% by mass, alicyclic saturated hydrocarbon resin in a range of 30 to 70% by mass, and liquid paraffin in a range of 5 to 10% by mass, relative to a total amount of the adhesive agent; and preparing the asenapine-containing patch whose average cumulative amount of skin permeation of asenapine (24 hours) after applying the asenapine-containing patch to skin of a dorsal scapular region of a 5-week-old Hartley white female guinea pig and holding the asenapine-containing patch with an occlusive dressing for 24 hours is in a range of 90 to 300 ?g/cm2 in terms of free form.
    Type: Application
    Filed: July 21, 2021
    Publication date: February 2, 2023
    Applicant: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Yuka TAKAGI, Kazuya ISHIDA, Ryoma TAMURA, Takao KUROKAWA, Yasunari MICHINAKA
  • Patent number: D985232
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: May 9, 2023
    Assignee: Hisamitsu Pharmaceutical Co., Inc.
    Inventor: Akinori Sanada
  • Patent number: D1000951
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: October 10, 2023
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Sayaka Mochizuki, Shigeo Kusumi
  • Patent number: D1014284
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: February 13, 2024
    Assignee: HISAMITSU PHARMACEUTICAL CO., INC.
    Inventors: Michiaki Tsuji, Hiroyuki Nagashima