Patents by Inventor Yu Sing Hooi

Yu Sing Hooi 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: 20210196528
    Abstract: The present invention relates to a device for insertion into a human or animal cavity, the device comprising an internally wearable plug comprising a pharmaceutically active composition; an externally wearable anchor element; and a sheath joining the plug to the anchor element such that a wearer's finger can be received in the sheath to assist insertion.
    Type: Application
    Filed: March 12, 2021
    Publication date: July 1, 2021
    Inventor: (Alex) Yu Sing Hooi
  • Patent number: 10945891
    Abstract: The present invention relates to a device for insertion into a human or animal cavity, the device comprising an internally wearable plug comprising a pharmaceutically active composition; an externally wearable anchor element; and a sheath joining the plug to the anchor element such 5 that a wearer's finger can be received in the sheath to assist insertion.
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: March 16, 2021
    Assignee: Calla Lily Personal Care Limited
    Inventor: (Alex) Yu Sing Hooi
  • Patent number: 9387133
    Abstract: A sanitary product for use by women for the absorption of menstrual fluid has a plug and a pad joined by a sheath. The plug is substantially cylindrical so that it fits comfortably in a vaginal cavity. The pad remains outside the vaginal cavity, but has an absorbent layer on an inward side proximal to the plug and a liquid impermeable layer on an outward side. The sheath includes a tube of absorbent material for drawing excess menstrual fluid from the plug to the pad and has a layer of liquid impermeable material on its inside surface. It extends from an outward end of the plug, proximal to the pad, both to and through the pad. In use, a wearer can insert a finger into the sheath from the outward side of the pad to assist with insertion of the plug into the vaginal cavity.
    Type: Grant
    Filed: April 2, 2012
    Date of Patent: July 12, 2016
    Assignee: Calla Lily Personal Care Ltd
    Inventor: Yu Sing Hooi
  • Publication number: 20160184143
    Abstract: The present invention relates to a device for insertion into a human or animal cavity, the device comprising an internally wearable plug comprising a pharmaceutically active composition; an externally wearable anchor element; and a sheath joining the plug to the anchor element such 5 that a wearer's finger can be received in the sheath to assist insertion
    Type: Application
    Filed: August 1, 2014
    Publication date: June 30, 2016
    Inventor: (Alex) Yu Sing Hooi
  • Patent number: 9265668
    Abstract: A sanitary product 1 for use by women for the absorption of menstrual fluid has a plug 2 and a pad 3 joined by a sheath 4. The plug 2 is substantially cylindrical so that it fits comfortably in a vaginal cavity. The pad 3 remains outside the vaginal cavity, but has an absorbent layer on an inward side 9 proximal to the plug 2 and a liquid impermeable layer on an outward side 10. The sheath 4 includes a tube of absorbent material for drawing excess menstrual fluid from the plug 2 to the pad 3 and has a layer of liquid impermeable material on its inside surface. It extends from an outward end 6 of the plug 2, proximal to the pad 3, both to and through the pad 3. In use, a wearer can insert a finger into the sheath 4 from the outward side 10 of the pad 3 assist with insertion of the plug 2 into the vaginal cavity.
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: February 23, 2016
    Assignee: CALLA LILY PERSONAL CARE LTD
    Inventor: Yu Sing Hooi
  • Publication number: 20140200541
    Abstract: This invention relates to a sanitary product for use by women for the absorption of menstrual fluid and such like. The product comprises a plug and a pad joined by a sheath. The plug is substantially cylindrical so that is fits comfortably in a vaginal cavity. The pad remains outside the vaginal cavity, but has an absorbent layer on an inward side proximal to the plug and a liquid impermeable layer on an outward side. In use, a wearer can insert a finger into the sheath from the outward side of the pad assist with insertion of the plug into the vaginal cavity. A string is provided that extends inside the sheath from the outward end of the plug to aid removal of the product. A line of weakness extends along the major axis of the pad, about which the pad is disposed to fold in use. This encourages the pad to fold around the plug to accommodate the plug during removal of the product, thus improving hygiene.
    Type: Application
    Filed: March 14, 2014
    Publication date: July 17, 2014
    Applicant: Calla Lily Personal Care Ltd.
    Inventor: (Alex) Yu Sing Hooi
  • Patent number: 8672872
    Abstract: A sanitary product for use by women for the absorption of menstrual fluid, having a plug and a pad joined by a sheath. The plug is substantially cylindrical so that is fits comfortably in a vaginal cavity. The pad remains outside the vaginal cavity, but has an absorbent layer on an inward side proximal to the plug and a liquid impermeable layer on an outward side. In use, a wearer can insert a finger into the sheath from the outward side of the pad to assist with insertion of the plug into the vaginal cavity. A string is provided that extends inside the sheath from the outward end of the plug to aid removal of the product. A line of weakness extends along the major axis of the pad, about which the pad is disposed to fold in use.
    Type: Grant
    Filed: May 17, 2006
    Date of Patent: March 18, 2014
    Assignee: Calla Lily Personal Care Ltd
    Inventor: (Alex) Yu Sing Hooi
  • Publication number: 20120197230
    Abstract: A sanitary product for use by women for the absorption of menstrual fluid has a plug and a pad joined by a sheath. The plug is substantially cylindrical so that it fits comfortably in a vaginal cavity. The pad remains outside the vaginal cavity, but has an absorbent layer on an inward side proximal to the plug and a liquid impermeable layer on an outward side. The sheath includes a tube of absorbent material for drawing excess menstrual fluid from the plug to the pad and has a layer of liquid impermeable material on its inside surface. It extends from an outward end of the plug, proximal to the pad, both to and through the pad. In use, a wearer can insert a finger into the sheath from the outward side of the pad to assist with insertion of the plug into the vaginal cavity.
    Type: Application
    Filed: April 2, 2012
    Publication date: August 2, 2012
    Inventor: Yu Sing Hooi
  • Publication number: 20090131852
    Abstract: This invention relates to a sanitary product for use by women for the absorption of menstrual fluid and such like. The product comprises a plug and a pad joined by a sheath. The plug is substantially cylindrical so that is fits comfortably in a vaginal cavity. The pad remains outside the vaginal cavity, but has an absorbent layer on an inward side proximal to the plug and a liquid impermeable layer on an outward side. In use, a wearer can insert a finger into the sheath from the outward side of the pad assist with insertion of the plug into the vaginal cavity. A string is provided that extends inside the sheath from the outward end of the plug to aid removal of the product. A line of weakness extends along the major axis of the pad, about which the pad is disposed to fold in use. This encourages the pad to fold around the plug to accommodate the plug during removal of the product, thus improving hygiene.
    Type: Application
    Filed: May 17, 2006
    Publication date: May 21, 2009
    Inventor: (Alex) Yu Sing Hooi
  • Publication number: 20080077105
    Abstract: This invention relates to a sanitary product for use by women for the absorption of menstrual fluid and such like. The product comprises a plug and a pad joined by a sheath (4). The plug is substantially cylindrical so that is fits comfortably in a vaginal cavity. The pad remains outside the vaginal cavity, but has an absorbent layer on an inward side proximal to the plug and a liquid impermeable layer on an outward side. The sheath comprises a tube of absorbent material for drawing excess menstrual fluid from the plug to the pad and has a layer of liquid impermeable material on its inside surface. It extends from an outward end of the plug, proximal to the pad, both to and through the pad. In use, a wearer can insert a finger into the sheath from the outward side of the pad assist with insertion of the plug into the vaginal cavity.
    Type: Application
    Filed: December 10, 2004
    Publication date: March 27, 2008
    Inventor: Yu Sing Hooi