Patents by Inventor Rika Matsumoto
Rika Matsumoto 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: 20210009739Abstract: The present invention provides a (meth)acrylic acid copolymer-containing composition which can sufficiently exhibit both stability at low temperatures and a calcium phosphate scale inhibition ability. The present invention relates to a (meth)acrylic acid copolymer-containing composition containing a (meth)acrylic acid copolymer including: a structural unit (a) derived from at least one selected from the group consisting of (meth)acrylic acid and salts thereof; and a structural unit (b) derived from a sulfonic acid monomer (B), the copolymer containing the structural unit (b) in a proportion of 5 to 90 mol % based on 100 mol % of all structural units, and having a weight average molecular weight of 4,500 to 18,000, the composition containing a sulfur-containing inorganic component not incorporated into the copolymer at a concentration of 6,000 ppm or lower in terms of sulfur atoms.Type: ApplicationFiled: March 7, 2019Publication date: January 14, 2021Inventors: Rika MATSUMOTO, Yuki SANO
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Publication number: 20200392270Abstract: A sulfonate group-containing copolymer is provided which comprising a structural unit (a) derived from a sulfonate group-containing monomer (A); a structural unit (b) derived from a (poly)oxyalkylene monomer (B); a structural unit (c) derived from a carboxyl group-containing monomer (C). The sulfonate group-containing copolymer comprises from 20% to 90% by mass in an acid form equivalent of the structural unit (c) in 100% by mass of all the structural units constituting the sulfonate group-containing copolymer. The product (P×Mw×n) of the ratio by mass P of the structural unit (b) to the structural unit (a) multiplied by the weight average molecular weight Mw of the sulfonate group-containing copolymer multiplied by the value n is from 950,000 to 800,000,000.Type: ApplicationFiled: August 5, 2020Publication date: December 17, 2020Inventors: Akiko HEMMI, Hirotaka MIZOGUCHI, Rika MATSUMOTO, Xiaoli WANG, Xianling ZHAI, Peng QIN, Xiaoyan LIU
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Publication number: 20200367400Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV52102’, characterized by its outwardly spreading and mounding plant habit; vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large dark and light red purple bi-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: ApplicationFiled: April 17, 2020Publication date: November 19, 2020Applicant: PLANT 21 LLCInventor: Rika Matsumoto
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Patent number: 10766991Abstract: A sulfonate group-containing copolymer is provided which comprising a structural unit (a) derived from a sulfonate group-containing monomer (A); a structural unit (b) derived from a (poly)oxyalkylene monomer (B); a structural unit (c) derived from a carboxyl group-containing monomer (C). The sulfonate group-containing copolymer comprises from 20% to 90% by mass in an acid form equivalent of the structural unit (c) in 100% by mass of all the structural units constituting the sulfonate group-containing copolymer. The product (P×Mw×n) of the ratio by mass P of the structural unit (b) to the structural unit (a) multiplied by the weight average molecular weight Mw of the sulfonate group-containing copolymer multiplied by the value n is from 950,000 to 800,000,000.Type: GrantFiled: September 25, 2014Date of Patent: September 8, 2020Assignee: NIPPON SHOKUBAI CO., LTD.Inventors: Akiko Hemmi, Hirotaka Mizoguchi, Rika Matsumoto, Xiaoli Wang, Xianling Zhai, Peng Qin, Xiaoyan Liu
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Publication number: 20180057626Abstract: Provided is a novel copolymer that can express an excellent calcium ion-trapping ability. The copolymer of the present invention includes: 0.1 mol % to 99 mol % of a structural unit (A) derived from a monoethylenically unsaturated monocarboxylic acid (salt) monomer (a); 0.1 mol % to 99 mol % of a structural unit (B) derived from a monomer (b) serving as a monoethylenically unsaturated dicarboxylic acid (salt) or an anhydride thereof; and 0.1 mol % to 50 mol % of a structural unit (C) derived from an ether bond-containing hydrophobic monomer (c).Type: ApplicationFiled: March 4, 2016Publication date: March 1, 2018Inventors: Shigeru Yamaguchi, Rika Matsumoto
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Publication number: 20170359932Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV38602’, characterized by its compact, mounding and upright to eventually trailing plant habit; moderately vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large burgundy-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: ApplicationFiled: June 9, 2016Publication date: December 14, 2017Applicant: PLANT 21 LLCInventor: RIKA MATSUMOTO
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Publication number: 20170359933Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV36504’, characterized by its compact, mounding and upright to eventually trailing plant habit; moderately vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large salmon pink-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: ApplicationFiled: June 9, 2016Publication date: December 14, 2017Applicant: PLANT 21 LLCInventor: RIKA MATSUMOTO
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Patent number: 9809784Abstract: The present invention relates to a detergent or cleaning composition, preferably a liquid laundry detergent composition, comprising a sulfonate group-containing copolymer, which is useful in improving anti-soil redeposition in high water hardness conditions and whiteness maintenance benefit of such detergent or cleaning composition. Processes for making and methods of using the detergent or cleaning composition are also encompassed by the present invention.Type: GrantFiled: September 23, 2015Date of Patent: November 7, 2017Assignee: The Procter & Gamble CompanyInventors: Xiaoli Wang, Xianling Zhai, Peng Qin, Xiaoyan Liu, Akiko Hemmi, Hirotaka Mizoguchi, Rika Matsumoto
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Publication number: 20170247487Abstract: A sulfonate group-containing copolymer is provided which comprising a structural unit (a) derived from a sulfonate group-containing monomer (A); a structural unit (b) derived from a (poly)oxyalkylene monomer (B); a structural unit (c) derived from a carboxyl group-containing monomer (C). The sulfonate group-containing copolymer comprises from 20% to 90% by mass in an acid form equivalent of the structural unit (c) in 100% by mass of all the structural units constituting the sulfonate group-containing copolymer. The product (P×Mw×n) of the ratio by mass P of the structural unit (b) to the structural unit (a) multiplied by the weight average molecular weight Mw of the sulfonate group-containing copolymer multiplied by the value n is from 950,000 to 800,000,000.Type: ApplicationFiled: September 25, 2014Publication date: August 31, 2017Inventors: Akiko HEMMI, Hirotaka MIZOGUCHI, Rika MATSUMOTO, Xiaoli WANG, Xianling ZHAI, Peng QIN, Xiaoyan LIU
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Publication number: 20170081613Abstract: A cleaning composition containing an amphiphilic graft polymer and a sulfonate group-containing copolymer is provided, which exhibits significant improved whiteness maintenance benefit when used to treat fabrics.Type: ApplicationFiled: September 23, 2015Publication date: March 23, 2017Inventors: Xiaoli WANG, Xianling ZHAI, Peng QIN, Xiaoyan LIU, Mark Allen SMERZNAK, Patrick Christopher STENGER, Bonny Kay LUI, Praveen Kumar DEPA, William Coffin SHEAROUSE, Stacey Lee VOSTERS, Rachel Marie HILER, Akiko HEMMI, Hirotaka MIZOGUCHI, Rika MATSUMOTO
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Publication number: 20160090553Abstract: The present invention relates to a detergent or cleaning composition, preferably a liquid laundry detergent composition, comprising a sulfonate group-containing copolymer, which is useful in improving anti-soil redeposition in high water hardness conditions and whiteness maintenance benefit of such detergent or cleaning composition. Processes for making and methods of using the detergent or cleaning composition are also encompassed by the present invention.Type: ApplicationFiled: September 23, 2015Publication date: March 31, 2016Inventors: Xiaoli WANG, Xianling ZHAI, Peng QIN, Xiaoyan LIU, Akiko HEMMI, Hirotaka MIZOGUCHI, Rika MATSUMOTO
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Patent number: PP29013Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV38602’, characterized by its compact, mounding and upright to eventually trailing plant habit; moderately vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large burgundy-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: GrantFiled: June 9, 2016Date of Patent: February 27, 2018Assignee: Plant 21 LLCInventor: Rika Matsumoto
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Patent number: PP29063Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV36504’, characterized by its compact, mounding and upright to eventually trailing plant habit; moderately vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large salmon pink-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: GrantFiled: June 9, 2016Date of Patent: March 6, 2018Assignee: Plant 21 LLCInventor: Rika Matsumoto
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Patent number: PP30898Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV44501’, characterized by its outwardly spreading to mounding plant habit; vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large dark red-colored flowers with light yellow green-colored “eyes” that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: GrantFiled: July 10, 2018Date of Patent: September 24, 2019Assignee: Plant Z1 LLCInventor: Rika Matsumoto
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Patent number: PP30899Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV45801’, characterized by its outwardly spreading to mounding plant habit; vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large dark red purple-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: GrantFiled: July 10, 2018Date of Patent: September 24, 2019Assignee: Plant 21 LLCInventor: Rika Matsumoto
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Patent number: PP30962Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV44101’, characterized by its outwardly spreading to mounding plant habit; vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large dark red-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: GrantFiled: July 10, 2018Date of Patent: October 22, 2019Assignee: Plant 21 LLCInventor: Rika Matsumoto
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Patent number: PP32683Abstract: A new and distinct cultivar of Verbena plant named ‘RIKAV52102’, characterized by its outwardly spreading and mounding plant habit; vigorous growth habit; freely branching habit; dark green-colored leaves; freely flowering habit; relatively large dark and light red purple bi-colored flowers that are held above and beyond the foliar plane; and relative tolerance to Powdery Mildew (Podosphaera xanthii).Type: GrantFiled: April 17, 2020Date of Patent: December 22, 2020Assignee: PLANT 21 LLCInventor: Rika Matsumoto
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Patent number: PP34052Abstract: A new and distinct cultivar of Evolvulus plant named ‘RMEVO28301’, characterized by its upright and uniformly mounded plant habit; vigorous growth habit; freely branching habit, dense and bushy appearance; freely flowering habit and long flowering period; large violet blue-colored flowers with white-colored centers; and good garden performance.Type: GrantFiled: April 6, 2021Date of Patent: March 22, 2022Assignee: WINGEN, LLCInventor: Rika Matsumoto
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Patent number: PP34382Abstract: A new and distinct cultivar of Verbena plant named ‘WNVECPPK’, characterized by its initially upright to outwardly spreading plant habit; vigorous growth habit and rapid growth rate; freely branching habit; dark green-colored leaves; early and freely flowering habit; rounded inflorescences with purplish pink-colored flowers that are held above and beyond the foliar plane; and good garden performance and high temperature tolerance.Type: GrantFiled: July 9, 2021Date of Patent: June 28, 2022Assignee: WINGEN, LLCInventor: Rika Matsumoto
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Patent number: PP34411Abstract: A new and distinct cultivar of Verbena plant named ‘WNVECPPUR’, characterized by its initially upright to outwardly spreading plant habit; vigorous growth habit and rapid growth rate; freely branching habit; dark green-colored leaves; early and freely flowering habit; rounded inflorescences with violet-colored flowers that are held above and beyond the foliar plane; and good garden performance and high temperature tolerance.Type: GrantFiled: July 9, 2021Date of Patent: July 5, 2022Assignee: WINGEN, LLCInventor: Rika Matsumoto