Patents by Inventor Guo-Wei Qin

Guo-Wei Qin 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).

  • Publication number: 20230053452
    Abstract: Staple fibers and filament yarns formed from cellulose esters, such as cellulose acetate, are described herein, along with methods of making the fibers and their use in nonwoven fabrics and articles. The filament yarns and fibers described herein may be coated with at least one finish and, in some cases, may be coated with two or more finishes selected to enhance the properties of the fibers. Staple fibers as described herein may be used to produce nonwoven webs that are strong, soft, absorbent, and biodegradable, and may be used in wet or dry nonwoven articles for a variety personal care, medical, industrial, and commercial applications.
    Type: Application
    Filed: July 18, 2022
    Publication date: February 23, 2023
    Applicant: Eastman Chemical Company
    Inventors: Jeremy Kenneth Steach, Scott Gregory Gaynor, Jason Michael Spruell, Mohammad Abouelreesh Hassan, Guo Wei Qin, Yancey Appling, Syed Ali Shah, James M. Posa, Koushik Ghosh, Mounir Izallalen
  • Publication number: 20200010980
    Abstract: Staple fibers and filament yarns formed from cellulose esters, such as cellulose acetate, are described herein, along with methods of making the fibers and their use in nonwoven fabrics and articles. The filament yarns and fibers described herein may be coated with at least one finish and, in some cases, may be coated with two or more finishes selected to enhance the properties of the fibers. Staple fibers as described herein may be used to produce nonwoven webs that are strong, soft, absorbent, and biodegradable, and may be used in wet or dry nonwoven articles for a variety personal care, medical, industrial, and commercial applications.
    Type: Application
    Filed: February 27, 2018
    Publication date: January 9, 2020
    Applicant: Eastman Chemical Company
    Inventors: Jeremy Kenneth Steach, Scott Gregory Gaynor, Jason Michael Spruell, Mohammad Abouelreesh Hassan, Guo Wei Qin, Yancey Appling, Syed Ali Shah, James M. Posa, Koushik Ghosh, Mounir Izallalen
  • Publication number: 20200002847
    Abstract: Staple fibers and filament yarns formed from cellulose esters, such as cellulose acetate, are described herein, along with methods of making the fibers and their use in nonwoven fabrics and articles. The filament yarns and fibers described herein may be coated with at least one finish and, in some cases, may be coated with two or more finishes selected to enhance the properties of the fibers. Staple fibers as described herein may be used to produce nonwoven webs that are strong, soft, absorbent, and biodegradable, and may be used in wet or dry nonwoven articles for a variety personal care, medical, industrial, and commercial applications.
    Type: Application
    Filed: February 27, 2018
    Publication date: January 2, 2020
    Applicant: Eastman Chemical Company
    Inventors: Jeremy Kenneth Steach, Scott Gregory Gaynor, Jason Michael Spruell, Mohammad Abouelreesh Hassan, Guo Wei Qin, Yancey Appling, Syed Ali Shah, James M. Posa, Koushik Ghosh, Mounir Izallalen
  • Publication number: 20200002858
    Abstract: Staple fibers and filament yarns formed from cellulose esters, such as cellulose acetate, are described herein, along with methods of making the fibers and their use in nonwoven fabrics and articles. The filament yarns and fibers described herein may be coated with at least one finish and, in some cases, may be coated with two or more finishes selected to enhance the properties of the fibers. Staple fibers as described herein may be used to produce nonwoven webs that are strong, soft, absorbent, and biodegradable, and may be used in wet or dry nonwoven articles for a variety personal care, medical, industrial, and commercial applications.
    Type: Application
    Filed: February 27, 2018
    Publication date: January 2, 2020
    Applicant: Eastman Chemical Company
    Inventors: Jeremy Kenneth Steach, Scott Gregory Gaynor, Jason Michael Spruell, Mohammad Abouelreesh Hassan, Guo Wei Qin, Yancey Appling, Syed Ali Shah, James M. Posa, Koushik Ghosh, Mounir Izallalen
  • Patent number: 8461198
    Abstract: This invention provides a method for treating or preventing human atrial arrhythmia (fibrillation) using the leading flavone compound acacetin, and its derivatives and analogues that inhibit the ultra-rapidly-activating delayed rectifier potassium current (IKur or IKsus), transient outward potassium (Ito), and acetylcholine-activated potassium current (IK.Ach).
    Type: Grant
    Filed: September 7, 2010
    Date of Patent: June 11, 2013
    Assignees: Versitech Limited, Shanghai Institute of Materia Medica, Chinese Academy of Sciences
    Inventors: Gui-Rong Li, Chu-Pak Lau, Guo-Wei Qin, Hong-Bing Wang
  • Publication number: 20100331271
    Abstract: This invention provides a method for treating or preventing human atrial arrhythmia (fibrillation) using the leading flavone compound acacetin, and its derivatives and analogues that inhibit the ultra-rapidly-activating delayed rectifier potassium current (IKur or IKsus), transient outward potassium (Ito), and acetylcholine-activated potassium current (IK.ACh).
    Type: Application
    Filed: September 7, 2010
    Publication date: December 30, 2010
    Inventors: Gui-Rong LI, Chu-Pak Lau, Guo-Wei Qin, Hong-Bing Wang
  • Patent number: 7816400
    Abstract: This invention provides a method for treating or preventing human atrial arrhythmia (fibrillation) using the leading flavone compound acacetin, and its derivatives and analogues that inhibit the ultra-rapidly-activating delayed rectifier potassium current (IKur or IKsus), transient outward potassium (Ito), and acetylcholine-activated potassium current (IK.ACh).
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: October 19, 2010
    Assignees: The University of Hong Kong, Shanghai Institute of Materia Medica, Chinese Academy of Sciences
    Inventors: Gui-Rong Li, Chu-Pak Lau, Guo-Wei Qin, Hong-Bing Wang
  • Publication number: 20080214493
    Abstract: This invention provides a method for treating or preventing human atrial arrhythmia (fibrillation) using the leading flavone compound acacetin, and its derivatives and analogues that inhibit the ultra-rapidly-activating delayed rectifier potassium current (IKur or IKsus), transient outward potassium (Ito), and acetylcholine-activated potassium current (IK.ACh).
    Type: Application
    Filed: February 29, 2008
    Publication date: September 4, 2008
    Inventors: Gui-Rong Li, Chu-Pak Lau, Guo-Wei Qin, Hong-Bing Wang
  • Publication number: 20060167076
    Abstract: The invention relates to acutumine and compounds thereof and also to compounds of formula (I): wherein R1 and R2 each represent hydrogen or together form an additional bond, R3 represents hydrogen or alkoxy, R5 represents hydrogen or chlorine, R6 represents hydrogen or alkyl, alkylcarbonyl or aroyl, R7 and R10 each represent alkoxy, R10 represents alkoxy, R4, R8, R9, R11, R12, R13 and R14 are as defined in the description. and medicinal products containing the same which are useful in treating deficiencies of memory.
    Type: Application
    Filed: June 16, 2003
    Publication date: July 27, 2006
    Inventors: Guo-Wei Qin, Xi-Can Tang, Pierre Lestage, Daniel-Henri Caignard, Pierre Renard
  • Publication number: 20060009480
    Abstract: The invention relates to sinomenine and compounds thereof and also to compounds of formula (I): wherein R1 represents alkyl, R2 represents hydrogen or alkylcarbonyl, haloalkylcarbonyl or arylcarbonyl, Y represents a group R3, R4, R?4, R5, R?5 and R6 are as defined in the description, and X represents halogen and medicinal products containing the same which are useful in treating mnemocognitive disorders.
    Type: Application
    Filed: November 26, 2003
    Publication date: January 12, 2006
    Inventors: Guo-Wei Qin, Xi-Can Tang, Rui Wang, Tian-Xi Zhou, Pierre Lestage, Daniel-Henri Caignard, Pierre Renard