Patents by Inventor Tak Kwong Kwan

Tak Kwong Kwan 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: 9914656
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising titanium dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, and wherein the hose is flexible and has no memory, wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: March 13, 2018
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9915390
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising copper dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, wherein the hose is flexible and has no memory, and wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: March 13, 2018
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9896362
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising antimony trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, wherein the hose is flexible and has no memory, wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: February 20, 2018
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9832978
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising calcium carbonate; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, wherein the hose is flexible and has no memory, and wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: December 5, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9764972
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising bismuth trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, and wherein the hose is flexible and has no memory, wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: September 19, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9758659
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising calcium carbonate; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: September 12, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9758661
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising antimony trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: September 12, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9758660
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising titanium dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: September 12, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170158533
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising bismuth trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, and wherein the hose is flexible and has no memory, wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Application
    Filed: February 22, 2017
    Publication date: June 8, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170122480
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising copper dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, wherein the hose is flexible and has no memory, and wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Application
    Filed: December 9, 2016
    Publication date: May 4, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170121196
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising antimony trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, wherein the hose is flexible and has no memory, wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Application
    Filed: December 9, 2016
    Publication date: May 4, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170121195
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising titanium dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, and wherein the hose is flexible and has no memory, wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Application
    Filed: December 9, 2016
    Publication date: May 4, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9631079
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising copper dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: April 25, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Patent number: 9631080
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising bismuth trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: April 25, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170088702
    Abstract: Disclosed herein is an aeration hose capable of diffusing bubbles of air within a body of water, comprising a) a hose portion derived from a composition, comprising a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising calcium carbonate; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent, wherein the hose portion comprises an outer hose portion, an inner hose portion and a plurality of hose apertures capable of receiving and diffusing pressurized air, wherein the hose is flexible and has no memory, and wherein the hose apertures are provided therethrough the inner hose portion and the outer hose portion and proportionally spaced about the outer hose portion along a length of the hose portion.
    Type: Application
    Filed: December 9, 2016
    Publication date: March 30, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170051142
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising copper dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Application
    Filed: August 20, 2015
    Publication date: February 23, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170051140
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising titanium dioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Application
    Filed: August 20, 2015
    Publication date: February 23, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170051141
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising antimony trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Application
    Filed: August 20, 2015
    Publication date: February 23, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170051143
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising bismuth trioxide; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Application
    Filed: August 20, 2015
    Publication date: February 23, 2017
    Inventors: Tak Kwong Kwan, Hang Bi
  • Publication number: 20170051139
    Abstract: A composition comprising: a polyvinyl chloride resin; a first rubber component; a second rubber component; at least one copolymer; at least one low temperature plasticizer; at least one filler comprising calcium carbonate; at least one heat stabilizer; at least one internal lubricant; at least one antioxidant; and at least one biofouling agent.
    Type: Application
    Filed: August 20, 2015
    Publication date: February 23, 2017
    Inventors: Tak Kwong Kwan, Hang Bi