...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7878744 | Fibrous microencapsulated washer for fasteners A fibrous microencapsulated washer is provided for sealing and retaining a fastener. The fibrous microencapsulated washer includes a substrate and a coating of a microencapsulated material on the substrate. The fibrous microencapsulated washer includes an aperture e... | 02/01/2011 |
| 7772316 | High temperature polyamide coating for fasteners A high temperature polyamide coating and a fastener coated with a composition that includes from about 60 wt. % to about 80 wt. % of an aliphatic polyamide having a repeating unit. The composition also includes from about 3 wt. % to about 9 wt. % of an epoxy based r... | 08/10/2010 |
| 7771148 | Expandable sealant for fasteners An expandable sealant is provided for a fastener including a threaded defining surface. The fastener includes the expandable sealant as a coating adhered to at least a portion of the thread-defining surface to lock the fastener in place and to expand to fill space b... | 08/10/2010 |
| 7600957 | Expandable sealant for fasteners An expandable sealant is provided for a fastener including a threaded defining surface. The fastener includes the expandable sealant as a coating adhered to at least a portion of the thread-defining surface to lock the fastener in place and to expand to fill space b... | 10/13/2009 |
| 7521402 | Lubricant composition, fastener coated with same, and methods for making and using same A lubricating composition includes about 50 weight percent to about 70 weight percent of a blend including an olefinic resin and a wax. The lubricating composition also includes about 15 weight percent to about 30 weight percent of a fatty acid amide. The lubricatin... | 04/21/2009 |
| 7514029 | Method for forming sealing devices on fasteners A method and apparatus for forming sealing and/or retaining elements on a wide variety of fastening devices is provided. The fasteners are conveyed on fastener nests each having a chamber, a fastener lock and a fastener release that are moveable relative to each oth... | 04/07/2009 |
| 7404483 | Adhesive system and method of making same An adhesive system and method of making same includes a package that defines a chamber, a resin component disposed within the chamber, and a hardener component disposed within the chamber. At least one of the resin component and the hardener component includes a pho... | 07/29/2008 |
| 7118363 | Method and apparatus for forming sealing devices on fasteners A method and apparatus for forming sealing and/or retaining elements on a wide variety of fastening devices is provided. The fasteners are conveyed on fastener nests each having a chamber, a fastener lock and a fastener release that are moveable relative to each oth... | 10/10/2006 |
| 6817816 | Tapping assist fastening element and method A fastening element and method that utilizes a fastener or stamping which is capable of forming a fastening assembly by engagement with a self-tapping fastener is disclosed. The fastening element includes one or more indentations formed within a portion of the circu... | 11/16/2004 |
| 6474919 | Method and apparatus for application of 360° coatings to articles A method and apparatus for applying coatings to a portion of the internal bore or threads of a fastener or similar article having an opening on at least one end is provided. A 360° coating with material is provided using centrifugal force to assist in di... | 11/05/2002 |
| 6322628 | Powder coating apparatus and method A powder coating apparatus and method feeds fine powdered coating material such as thermoplastic type material to a succession of discrete articles passing by the apparatus which includes a vibratory feeder bowl and a spiral track for delivering a substan... | 11/27/2001 |
| 6270838 | Self locking internally threaded fastener and apparatus and process for making the same A method for making a self locking internally threaded fastener and an apparatus for making such fasteners, in which the self locking characteristic is derived from a patch of thermoplastic material having a circumferential extent of less than 360° adher... | 08/07/2001 |
| 6228169 | Method and apparatus for application of 360° coatings to articles A method and apparatus for applying coatings to a portion of the internal bore or threads of a fastener or similar article having an opening on at least one end is provided. A 360° coating with material is provided using centrifugal force to assist in di... | 05/08/2001 |