Patents by Inventor Lawrence H. Sanford

Lawrence H. Sanford 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: 4355425
    Abstract: The object of the invention is an improved brief or panty and method of making the same that has porous fabric panels and elastic members that are elastic in all directions. The panty lies flat against the body of the wearer and the fabric panel does not gather adjacent the elastic members.The panty has an hourglass-shaped panel (10) and an elastic member (11) having hourglass exterior margin (21) and interior margin (22) overlying and bonded to the exterior margin of the fabric panel (10). A functional crotch portion (20) is interposed between the elastic member (11) and the panel (10).The panty is manufactured by forming an hourglass-shaped panty blank (10) of elastic material having front (19) and rear (18) panel portions; forming an elastic border member (11) from elastic material; superimposing the border member (11) on the hourglass margin of the panty blank (10) and bonding it thereto; and securing corresponding transverse edges of the front (19) and rear (18) panel portions.
    Type: Grant
    Filed: February 1, 1980
    Date of Patent: October 26, 1982
    Assignee: The Procter & Gamble Company
    Inventors: Bradley N. Jones, Lawrence H. Sanford
  • Patent number: 4041951
    Abstract: Absorptive devices, such as disposable diapers, presenting a dry surface feel to the user. In a particularly preferred embodiment of the present invention, a substantially planar, moisture absorbent layer is disposed between a soft and bulky, wearer contacting, moisture-pervious topsheet and a moisture-resistant backing sheet to form a disposable diaper. The topsheet preferably comprises an integral structure containing a multiplicity of depressed areas which intimately contact the uppermost surface of a substantially planar, moisture absorbent layer, while the non-depressed areas of the topsheet contact the wearer's skin in-use.
    Type: Grant
    Filed: March 2, 1976
    Date of Patent: August 16, 1977
    Assignee: The Procter & Gamble Company
    Inventor: Lawrence H. Sanford