...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 |
| 7121829 | Mount for holding and releasing dental implant components A mount for holding and releasing dental implant components. The mount has a generally cylindrical body with a capture formed in the body. The capture includes an opening that is deformable between two positions. In a first position, a dental component is frictional... | 10/17/2006 |
| 6564582 | Adjustable length necklace and bracelet An adjustable length bracelet or necklace in which a chain link is formed in a continuous loop and passes through a pair of oval-shaped barrels. The chain loops around and is attached to each oval-shaped barrel by an aperture in the side of the barrel for... | 05/20/2003 |
| 6189186 | Elastomeric cord lock with dual cord passages An elastomeric cord lock has two specially shaped passages extending through an elastomeric body. Lengths of cord pass through each of the passages and can be tied off at the ends to keep the cords from slipping out of the cord lock passages. Each passage... | 02/20/2001 |
| 5884375 | Method for securing an object by lines A fastener for securing an object is formed of a resilient material and includes an opening therethrough. At least two lines, such as a shoestring, cord, rope, twine, string, or similar article, extending from the object are disposed through the opening i... | 03/23/1999 |
| 5724710 | Fastener for securing an object A fastener for securing an object is formed of a resilient material and includes an opening therethrough. At least two lines, such as a shoestring, cord, rope, twine, siring, or similar article, extending from the object are disposed through the opening i... | 03/10/1998 |
| 5440788 | Cord lock of elastomeric material A cord lock including a body of resiliently deformable elastomeric material containing a passage through which one or more cords extend, with the passage having walls urged by the resilience of the elastomeric material against opposite sides of a cord or ... | 08/15/1995 |
| 5242175 | Elastic action game device A game device consisting of a large band of very strong and highly elastic material which is supported in use by the torsos of the players. When a player (or players) leaves his or her position against the band and dashes across and into another portion o... | 09/07/1993 |
| 5195218 | Flexible cord lock device A cord lock device for binding to a cord including a substantially flexible cord lock member having a predetermined length, width and thickness and first and second longitudinal ends and an aperture extending through the cord lock member proximate the fir... | 03/23/1993 |
| 5182838 | Filament, cordage locking device A cord lock of unitary construction comprising a body of resilient material and a slit through the center thereof that defines two cord gripping surfaces. A cord or cords threaded through the slit are securely engaged by a clamping effect at the slit and ... | 02/02/1993 |
| 5090691 | Active and passive handle for exercise device A handle for exercise devices provides a flexible cord having a loop formed in one end for slidable extension through a medial channel defined in a handle. The handle provides a diametrically larger knob-like structure proximate the inner end of the loop ... | 02/25/1992 |
| 4911162 | Tourniquet A tourniquet for restricting the flow of blood to and from a limb of an individual when assembled thereon, the tourniquet having a flexible and resilient elongated member and a tourniquet securing member fixedly secured to one end of the flexible and resi... | 03/27/1990 |
| 4901402 | Clamping device A clamping device for clamping onto a support element, the device being made of a semi-rigid material having a high coefficient of elasticity and preferably in the form of a unitary piece. The device has a peripheral portion with a geometry such as a para... | 02/20/1990 |
| 4890361 | Telephone cord straightener A free-floating anchor sleeve is positioned on a telephone cord between the base unit and handset of a telephone. The weight of the straightener causes it to always find the low spot in the cord and thereby keep tension on each of the lengths of cord ther... | 01/02/1990 |
| 4817944 | Apparatus for retaining weights on a barbell An apparatus for retaining a weight on a barbell includes a collar member and a weight engagement portion. The collar member has an annular rigid outer section and a radially inner frictional gripping portion, and defines an opening through the collar mem... | 04/04/1989 |
| 4317337 | Clasp for glowing liquid filled tubular jewelry The internally plugged ends of glowing liquid filled tubular jewelry are releasably clasped together for making necklaces, joining adjacent tubular sections together and the like, by means of a flexible plastic tubular clasp member, as of clear polyvinylc... | 03/02/1982 |
| 4140412 | Method of covering a joint of two rope ends This method of covering a joint of two rope ends includes use of a joint cover constructed of plastic tubing, included heat shrinkable plastic tubing, with methods to form a conical wedge shaped cover. The joint cover functions to help provide a smooth mo... | 02/20/1979 |
| 4038780 | Water container device for plants A device for automatically supplying water to house plants over a prolonged period of time including a body for the storage of water and an elongated neck with a small hole in its side attached to the body. When inverted the neck is stuck into the potting... | 08/02/1977 |
| 4010569 | Connector for flexible lines A connector for attaching two or more segments of lines, preferably lines which have looped end portions. The connector consists of a body with two apertures extending transversely therethrough, and two slots which extend obliquely from the apertures to t... | 03/08/1977 |
| 3937463 | Congruent suspension twist swing A swing for both arcuate and rotational motion has a disc platform for passengers and multiple, congruently attached support strands adapted for securing to a horizontal support member. The bight of a strand passes around the support member such that two ... | 02/10/1976 |