Patents by Inventor Yasunori Takada
Yasunori Takada 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).
-
Patent number: 9687474Abstract: In a patch comprising a support layer and an adhesive agent layer, the adhesive agent layer comprises asenapine and/or a pharmaceutically acceptable salt thereof, isopropyl palmitate, and an adhesive base agent.Type: GrantFiled: July 25, 2013Date of Patent: June 27, 2017Assignee: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Masayuki Suzuki, Hiroaki Okutsu, Takashi Yasukochi, Yasunori Takada
-
Publication number: 20170172981Abstract: A patch for administering asenapine includes a support layer, and an adhesive agent layer formed on the support layer and including an adhesive base agent and asenapine and/or a pharmaceutically acceptable salt thereof. The adhesive base agent has a content in a range of 10 to 90% by mass in the adhesive agent layer and includes a natural rubber, polyisobutylene, an alkyl vinyl ether(co)polymer, polyisoprene, polybutadiene, a styrene-butadiene copolymer, a styrene-isoprene copolymer, a styrene-isoprene-styrene block copolymer, or a combination thereof. When a content of the asenapine and/or pharmaceutically acceptable salt thereof in terms of free asenapine in the adhesive agent layer is 3.4 mg, an AUC2-120 for a period starting from the time when the patch is brought into contact with a skin for 24 hours is 27,000 pg·hr/mL or more, and an AUC2-120 of an asenapine metabolite is 20% or less of the AUC2-120 of the free asenapine.Type: ApplicationFiled: March 9, 2017Publication date: June 22, 2017Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Masayuki SUZUKI, Hiroaki OKUTSU, Takashi YASUKOCHI, Yasunori TAKADA
-
Publication number: 20170035732Abstract: A method for producing a patch comprising a support layer and an adhesive agent layer comprises: a mixture preparation step of mixing asenapine or a pharmaceutically acceptable salt thereof with sodium acetate whose particle diameter D50 at a cumulative volume of 50% in a particle diameter distribution is 40 to 1000 ?m, in such a manner that the sodium acetate and sodium diacetate generated from the sodium acetate have a particle diameter D50 of 10 ?m or smaller, thereby obtaining a mixture containing the sodium diacetate and the asenapine or pharmaceutically acceptable salt; and an adhesive-agent-layer formation step of forming the adhesive agent layer comprising the sodium diacetate, the asenapine or pharmaceutically acceptable salt, and a pressure-sensitive adhesive base agent, by using an adhesive agent layer composition obtained by mixing the mixture with the pressure-sensitive adhesive base agent.Type: ApplicationFiled: October 24, 2016Publication date: February 9, 2017Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Masayuki SUZUKI, Hiroaki OKUTSU, Takashi YASUKOCHI, Yasunori TAKADA
-
Patent number: 9511051Abstract: A method for producing a patch comprising a support layer and an adhesive agent layer comprises: a mixture preparation step of mixing asenapine or a pharmaceutically acceptable salt thereof with sodium acetate whose particle diameter D50 at a cumulative volume of 50% in a particle diameter distribution is 40 to 1000 ?m, in such a manner that the sodium acetate and sodium diacetate generated from the sodium acetate have a particle diameter D50 of 10 ?m or smaller, thereby obtaining a mixture containing the sodium diacetate and the asenapine or pharmaceutically acceptable salt; and an adhesive-agent-layer formation step of forming the adhesive agent layer comprising the sodium diacetate, the asenapine or pharmaceutically acceptable salt, and a pressure-sensitive adhesive base agent, by using an adhesive agent layer composition obtained by mixing the mixture with the pressure-sensitive adhesive base agent.Type: GrantFiled: July 25, 2013Date of Patent: December 6, 2016Assignee: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Masayuki Suzuki, Hiroaki Okutsu, Takashi Yasukochi, Yasunori Takada
-
Publication number: 20160199315Abstract: The present invention is a patch comprising a support, and an adhesive layer disposed on at least one surface of the support and formed of an adhesive composition comprising a drug and an adhesive, wherein the drug is cytisine or a salt thereof, and the adhesive composition has an acid value of 10 or less.Type: ApplicationFiled: August 6, 2014Publication date: July 14, 2016Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Yuka TAKAGI, Yasunori TAKADA
-
Patent number: 9340709Abstract: A support film for tape which is used for a tape, the support film for tape includes: a film-shaped support formed of polyurethane; and a barrier layer which includes a water-soluble polymer compound and montmorillonite and is formed on one surface of the support. The support film for tape has a percentage content of the montmorillonite in the barrier layer is equal to or more than 2 percent by weight and equal to or less than 22 percent by weight.Type: GrantFiled: June 15, 2011Date of Patent: May 17, 2016Assignees: HISAMITSU PHARMACEUTICAL CO., INC., TOPPAN PRINTING CO., LTD., MARUTO SANGYO CO., LTD.Inventors: Yasunori Takada, Takito Shima, Tetsurou Tateishi, Tsuguki Nishihara, Chiaki Yoshida, Atsushi Matsushima, Tsuyoshi Takamiya
-
Patent number: 9308187Abstract: A patch comprising a support layer and an adhesive layer, wherein the adhesive layer comprises diclofenac sodium, dimethyl sulfoxide, and citric acid; a mass ratio between the diclofenac sodium and the citric acid (mass of diclofenac sodium:mass of citric acid) is 1:0.15 to 1:0.45; and a mass ratio between the diclofenac sodium and the dimethyl sulfoxide (mass of diclofenac sodium:mass of dimethyl sulfoxide) is 1:0.75 to 1:3.Type: GrantFiled: June 17, 2013Date of Patent: April 12, 2016Assignee: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Eisuke Hatanaka, Yasunori Takada, Takaaki Terahara, Naruhito Higo
-
Patent number: 9238025Abstract: The present invention relates to a transdermal preparation having a backing and an adhesive layer laminated on the backing, wherein the adhesive layer contains 4-ethylene-2(3H)-indolone and a physiologically active compound, and wherein the 4-ethylene-2(3H)-indolone is present in an amount from 0.001 to 4 mass % of the total mass of components of the adhesive layer.Type: GrantFiled: May 7, 2010Date of Patent: January 19, 2016Assignee: Hisamitsu Pharmaceutical Co., Inc.Inventors: Naoyuki Uchida, Yuka Takagi, Yasunori Takada
-
Patent number: 9163164Abstract: A support film for tape which is used for a tape includes a film-shaped support formed of polyurethane, a barrier layer which includes polyvinyl alcohol and a layered inorganic compound and is formed on a surface of the support, and an undercoat layer which is disposed between the support and the barrier layer, and which causes the support and the barrier layer to adhere to each other.Type: GrantFiled: July 24, 2014Date of Patent: October 20, 2015Assignees: HISAMITSU PHARMACEUTICAL CO., INC., TOPPAN PRINTING CO., LTD., MARUTO SANGYO CO., LTD.Inventors: Tomohiro Shinoda, Hisaaki Isaji, Yasunori Takada, Tsuguki Nishihara, Atsushi Matsushima, Chiaki Yoshida, Tsuyoshi Takamiya
-
Publication number: 20150231250Abstract: 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: ApplicationFiled: July 25, 2013Publication date: August 20, 2015Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Atsushi Sonobe, Takashi Yasukochi, Yasunori Takada
-
Publication number: 20150202183Abstract: In a patch comprising a support layer and an adhesive agent layer, the adhesive agent layer comprises asenapine and/or a pharmaceutically acceptable salt thereof, isopropyl palmitate, and an adhesive base agent.Type: ApplicationFiled: July 25, 2013Publication date: July 23, 2015Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Masayuki Suzuki, Hiroaki Okutsu, Takashi Yasukochi, Yasunori Takada
-
Publication number: 20150202171Abstract: A patch comprising a support layer and an adhesive layer, wherein the adhesive layer comprises diclofenac sodium, dimethyl sulfoxide, and citric acid; a mass ratio between the diclofenac sodium and the citric acid (mass of diclofenac sodium:mass of citric acid) is 1:0.15 to 1:0.45; and a mass ratio between the diclofenac sodium and the dimethyl sulfoxide (mass of diclofenac sodium:mass of dimethyl sulfoxide) is 1:0.75 to 1:3.Type: ApplicationFiled: June 17, 2013Publication date: July 23, 2015Applicant: HISAMITSU PHARACEUTICAL CO., INC.Inventors: Eisuke Hatanaka, Yasunori Takada, Takaaki Terahara, Naruhito Higo
-
Publication number: 20150164862Abstract: A method for producing a patch comprising a support layer and an adhesive agent layer comprises: a mixture preparation step of mixing asenapine or a pharmaceutically acceptable salt thereof with sodium acetate whose particle diameter D50 at a cumulative volume of 50% in a particle diameter distribution is 40 to 1000 ?m, in such a manner that the sodium acetate and sodium diacetate generated from the sodium acetate have a particle diameter D50 of 10 ?m or smaller, thereby obtaining a mixture containing the sodium diacetate and the asenapine or pharmaceutically acceptable salt; and an adhesive-agent-layer formation step of forming the adhesive agent layer comprising the sodium diacetate, the asenapine or pharmaceutically acceptable salt, and a pressure-sensitive adhesive base agent, by using an adhesive agent layer composition obtained by mixing the mixture with the pressure-sensitive adhesive base agent.Type: ApplicationFiled: July 25, 2013Publication date: June 18, 2015Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Masayuki Suzuki, Hiroaki Okutsu, Takashi Yasukochi, Yasunori Takada
-
Patent number: 8932625Abstract: An adhesive patch comprising a substrate and a pressure-sensitive adhesive base, wherein the pressure-sensitive adhesive base comprises a rubbery polymer having double bonds in the main chain and a nonsteroidal anti-inflammatory analgesic and contains a UVA screening agent and/or UVB screening agent as a stabilizer for the rubbery polymer. The adhesive patch is excellent in the stability of the pressure-sensitive adhesive base and in drug infiltration into the skin.Type: GrantFiled: December 24, 2004Date of Patent: January 13, 2015Assignee: Hisamitsu Pharmaceutical Co., Inc.Inventors: Yoshiaki Hashimoto, Yasunori Takada, Miyuki Shinmura, Shigeo Suzuki, Kiyomi Tsuruda, Koichi Ikesue
-
Publication number: 20140329063Abstract: A support film for tape which is used for a tape includes a film-shaped support formed of polyurethane, a barrier layer which includes polyvinyl alcohol and a layered inorganic compound and is formed on a surface of the support, and an undercoat layer which is disposed between the support and the barrier layer, and which causes the support and the barrier layer to adhere to each other.Type: ApplicationFiled: July 24, 2014Publication date: November 6, 2014Applicants: HISAMITSU PHARMACEUTICAL CO., INC., MARUTO SANGYO CO., LTD., TOPPAN PRINTING CO., LTD.Inventors: Tomohiro SHINODA, Hisaaki ISAJI, Yasunori TAKADA, Tsuguki NISHIHARA, Atsushi MATSUSHIMA, Chiaki YOSHIDA, Tsuyoshi TAKAMIYA
-
Patent number: 8545873Abstract: A transdermal patch comprising a backing 2 and an adhesive layer 3 laminated on the backing 2, wherein the adhesive layer 3 comprises a rosin-based resin and petroleum resin as a tackifier, the total compounding amount of the rosin-based resin and the petroleum resin is in a range of 15% by mass to 50% by mass, and compounding amount of the petroleum resin is ? times by mass to 4 times by mass as that of the rosin-based resin.Type: GrantFiled: March 13, 2012Date of Patent: October 1, 2013Assignee: Hisamitsu Pharmaceutical Co., Inc.Inventors: Yasunori Takada, Koji Tanaka, Yasuhiro Ikeura
-
Publication number: 20130209799Abstract: A support film for tape which is used for a tape, the support film for tape includes: a film-shaped support formed of polyurethane; and a barrier layer which includes a water-soluble polymer compound and montmorillonite and is formed on one surface of the support. The support film for tape has a percentage content of the montmorillonite in the barrier layer is equal to or more than 2 percent by weight and equal to or less than 22 percent by weight.Type: ApplicationFiled: June 15, 2011Publication date: August 15, 2013Applicants: HISAMITSU PHARMACEUTICAL CO., INC., MARUTO SANGYO CO., LTD., TOPPAN PRINTING CO., LTD.Inventors: Yasunori Takada, Takito Shima, Tetsurou Tateishi, Tsuguki Nishihara, Chiaki Yoshida, Atsushi Matsushima, Tsuyoshi Takamiya
-
Publication number: 20130195957Abstract: A patch comprising a support and an adhesive agent layer, wherein the adhesive agent layer comprises at least one selected from the group consisting of tolterodine acetate and salts thereof.Type: ApplicationFiled: July 27, 2011Publication date: August 1, 2013Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Tomohiro Shinoda, Naoyuki Uchida, Yasunori Takada
-
Publication number: 20130183522Abstract: A support film for tape which is used for a tape, includes: a film-shaped support formed of polyurethane; and a barrier layer which includes polyvinyl alcohol and a layered inorganic compound, and which is formed on one surface of the support. The support film for tape has a degree of saponification of the polyvinyl alcohol is equal to or more than 70% and equal to or less than 95.5%.Type: ApplicationFiled: June 15, 2011Publication date: July 18, 2013Applicants: HISAMITSU PHARMACEUTICAL CO., INC., MARUTO SANGYO CO., LTD, TOPPAN PRINTING CO., LTD.Inventors: Yasunori Takada, Takito Shima, Tetsurou Tateishi, Tsuguki Nishihara, Chiaki Yoshida, Atsushi Matsushima, Tsuyoshi Takamiya
-
Publication number: 20130184663Abstract: A medical adhesive patch, includes: a support film including a barrier layer which contains a water-soluble polymer compound and montmorillonite, and which is laminated on one surface of a support including polyurethane; an adhesive layer which contains a medicine and a plasticizer, and which is laminated on a barrier layer of the support film, the medical adhesive patch has a percentage content of montmorillonite in the barrier layer is equal to or more than 2 percent by weight and equal to or less than 22 percent by weight.Type: ApplicationFiled: June 15, 2011Publication date: July 18, 2013Applicant: HISAMITSU PHARMACEUTICAL CO., INC.Inventors: Yasunori Takada, Takito Shima, Tetsurou Tateish, Tsuguki Nishihara, Chiaki Yoshida, Atsushi Matsushima, Tsuyoshi Takamiya