Paper Patents (Class 36/9A)
  • Patent number: 5946822
    Abstract: Shoe boots each includes a lower waterproof foot piece and an upper sleeve connected on top of the waterproof foot piece. The waterproof foot piece is made by two identical side pieces. Each of the side pieces has an outer paper fabric layer and an inner coating layer which is a layer of PE material coated on an inner side of the outer paper fabric layer, so as to protect all chemical, water, blood, or other liquid to penetrate through the side piece. Moreover, the two identical sidepieces are connected to form the foot piece by ultrasonic welding to ensure waterproof ability.
    Type: Grant
    Filed: December 9, 1998
    Date of Patent: September 7, 1999
    Inventor: Thawatchai Maturaporn
  • Patent number: 5799415
    Abstract: An insole comprising an absorptive flat paper base panel, and a corrugated paper cover panel covered on the absorptive flat base panel, the corrugated paper cover panel having a plurality of folds and furrows alternatively arranged together and defining with the absorptive flat paper base panel a plurality of ventilation spaces.
    Type: Grant
    Filed: August 6, 1996
    Date of Patent: September 1, 1998
    Inventors: Nishimura Kenji, Nagase Isao, Sen Po Lin
  • Patent number: 5606807
    Abstract: A disposable shower thong including a sole member formed of a flat planar paper material that has a top surface and a bottom surface. The paper material of the sole member has a top layer and a bottom layer with a common sheeting therebetween. Each layer is comprised of a corrugated paper sheet. The corrugated sheet of each layer has an alternating sequence of protruding crests and recessed troughs defining a wave-like filler. The sole member has a front foot section, a heel section and an end step section. Lastly, an elongated strap is positioned around the sole member and attached by an adhesive to the bottom surface of the sole. The strap, when attached to the bottom surface, forms a semi-spherical loop about the top surface of the sole.
    Type: Grant
    Filed: December 26, 1995
    Date of Patent: March 4, 1997
    Inventor: Ronald W. Prepodnik
  • Patent number: 5452525
    Abstract: A shoe insole comprising a layer for holding a shape of the insole and a hygroscopic multi-layer assembly including a ground pulp hygroscopic layer for absorbing humidity in an interior of a shoe in which the insole is used whereby the humidity is converted into water particle and a water absorbing polymer layer for absorbing the water particle.
    Type: Grant
    Filed: December 22, 1993
    Date of Patent: September 26, 1995
    Inventor: Hideo Miyauchi
  • Patent number: 5165183
    Abstract: A sanitary slipper type shoe comprising a sole and an upper. The sole having a top layer, a bottom layer, and a medial layer sandwiched between the two. The top layer has a corrugated, wave like upper surface, and the bottom layer has a rough lower surface. The medial layer is filled with dry plant materials obtained from agricultural waste and held together by an adhesive, thoroughly mixed with the plant material. A paper partition is centrally disposed within the medial layer and adheres to the filler on either side thereof. The paper sheet from which the bottom layer is composed extends outwards and wraps over the outer periphery of the medial layer to meet a lateral extension of the top layer, also made of paper sheet, which is wound over the sheet from the bottom layer in a tight an intimate to form a continuous seam around the top periphery of the sole. The paper upper is glued on its two ends to the respective left and right sides of the sole, near the toe area to complete the shoe.
    Type: Grant
    Filed: April 3, 1991
    Date of Patent: November 24, 1992
    Inventor: David Huang
  • Patent number: 5062223
    Abstract: A disposable shoe covering and a method of covering a shoe. The covering includes a boot portion designed to cover the vamp, sole and heel of a wearer's shoe. Such boot portion is designed to cooperate with a pressure sensitive adhesive securant to provide automatic precise adjustment of the fit of the covering to the shoe of a wearer when the boot portion is secured in place.
    Type: Grant
    Filed: July 6, 1990
    Date of Patent: November 5, 1991
    Assignee: Innova Products, Inc.
    Inventor: Gregory K. Johnson
  • Patent number: 4811499
    Abstract: The invention provides for a block-sealed hanger having a header. Depending from said header are paired two-ply inserts for use as foot prophylactics. The inserts having open inner edges which face one another, having the remaining edges sealed.
    Type: Grant
    Filed: April 15, 1988
    Date of Patent: March 14, 1989
    Inventor: Harold A. Jensen
  • Patent number: 4722143
    Abstract: A protective, disposable construction for covering an amputee's other limb while taking a cast of that limb for a prosthesis so the amputee's shoes, socks, slacks and proximate clothing do not become splashed with plaster during the cast taking process for maintaining a free and clean condition of the proximate clothing consisting of a pair of generally mirrored panels of material with sides and ends with a protuberance on one side at one end thereof and a stitch member disposed along the one side at the end adjacent the protuberance, the stitch member closing the one side and the end integrally together.
    Type: Grant
    Filed: January 14, 1987
    Date of Patent: February 2, 1988
    Inventor: Thomas W. Everett
  • Patent number: 4571851
    Abstract: A slipper is formed with a sole defined by an outlined edge and having a predetermined length from the front end to the back end thereof, the sole being composed of a toe of a predetermined width defining the front end thereof, a foot inserting part having a predetermined minimum width located adjacent to the toe and progressively and symmetrically enlarged to a predetermined maximum width from the toe toward the back end of the sole, the foot inserting part having pressed bend lines extending slightly inside and along both edges thereof respectively to define the opposite marginal parts which may be spontaneously bent up when pressed to each other, a reduced part having both sides connected to the end of maximum width of the foot inserting part by edges extending with an acute angle from the end of maximum width of the foot inserting part to the reduced part on both sides thereof, a heel part progressively enlarged from the reduced part toward the back end of the sole.
    Type: Grant
    Filed: July 26, 1984
    Date of Patent: February 25, 1986
    Assignee: Tama Pack Co., Ltd.
    Inventor: Masao Yamada
  • Patent number: 4477985
    Abstract: The sanitary sandals or slippers are made of different kinds of materials with proper flexibility. Especially, they are made of the mixture of paper and porous plastics. The material is molded into the sandals. The vamp and sole of the sandal are made of the same material. Once the material surface is folded back, its main body with the component of shoe strings turn into a solid form, a kind of easily made, economic in use, simple and convenient sandal.
    Type: Grant
    Filed: June 3, 1982
    Date of Patent: October 23, 1984
    Inventor: Chen Yuan-Hsiang
  • Patent number: 4296499
    Abstract: A foot covering article adapted to be worn over the bare foot and directly underneath a sock for the purpose of preventing the formation of blisters when engaging in athletic activities and the like. The article is made of a single, porous, non-woven film-fibril sheet of plexifilamentary strands, wherein the sheet is consolidated by a large number of very small point bonds, and includes a plurality of minute perforations extending through the thickness of the sheet. The sheet is formed into a foot enveloping shape comprising a bottom portion which covers the sole of the wearer's foot, side portions extending upwardly from the bottom portion, a heel portion which covers the heel of the wearer's foot, and a front portion which covers at least the forward portion of the top of the wearer's foot.
    Type: Grant
    Filed: May 29, 1979
    Date of Patent: October 27, 1981
    Assignee: Theodore P. Patterson
    Inventors: Theodore P. Patterson, Stephen E. Winner