Did You Know...
...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 |
| 7874943 | Safety baseball base A safety baseball base includes a base with a bottom recess and a bottom stem in the bottom recess, an anchor embedded in the ground in a baseball field, a positioning member inserted into the anchor, a flexible mounting plate affixed to the positioning member and h... | 01/25/2011 |
| 7354360 | Method and apparatus for teaching a user how to hit a ball with a bat Disclosed is an apparatus for teaching a user how to hit a ball with a bat. The apparatus includes a telescopically adjustable tee assembly that is magnetically secured to an underlying base. A user can easily make adjustments to both the vertical height of the tee ... | 04/08/2008 |
| 7115044 | Magnetic module golf swing learning, training, and practice device The present invention is a Golf learning, training, practice device utilizing a Magnetic Module, Swing Plate, Impact Form, and Ball Holder. The Magnetic Module is a shallow case enclosing a plurality of magnets, inserted flush with earth ground, or a board. The Swin... | 10/03/2006 |
| 6077175 | Breakaway safety base for baseball and softball A breakaway safety base for use in baseball, softball, and other athletic base running games generally comprises a plate of metal or other suitable material, which is permanently secured to the underside of the base. The plate has a periphery with a plura... | 06/20/2000 |
| 5590874 | Safety base with anchor, methods of using and making, and associated tool A ground support structure and a base system are provided in which the ground support structure is configured to have a recessed area disposed inside a peripheral rim, into which a base or a drag plate may be inserted and fastened. The associated base has... | 01/07/1997 |
| 5564695 | Break-away base A break-away base for preventing injuries to baseball players, particularly when sliding into the base. The break-away base has a generally-square first portion and has four sides, each of which is bent downwardly and outwardly to provide an inclined face... | 10/15/1996 |
| 5556089 | Safety base with anchor, methods of using and making, and associated tool A base and ground anchor system uses a resilient fastening arrangement to severably hold the base so as to minimize the likelihood of injury to a sliding base runner, the ground anchor for the base having a pair of handles extending from the sides thereof... | 09/17/1996 |
| 5556090 | Kit for baseball field A kit provided for putting in place a regulation size baseball field in a suitably sized park, playground, pasture, sandlot or the like. The components of the kit are contained in a small compact duffle bag and comprise in addition to the bag, 3 regulatio... | 09/17/1996 |
| 5415394 | Safety base A base and ground anchor system uses a resilient fastening arrangement to severably hold the base so as to minimize the likelihood of injury to a sliding base runner, the ground anchor for the base having a pair of handles extending from the sides thereof... | 05/16/1995 |
| 5263710 | Anchoring device for an object An anchoring device and baseball base combination, wherein the anchor device is a peg having a lower end for insertion into the ground and an upper end having a curved opening, which engage an integral closed loop which receives a strap connected to the b... | 11/23/1993 |
| 5080356 | Base for baseball and softball The invention relates to a baseball base which is yieldably attached to a ground support. The base is comprised of a hollow body of resilient material and having a frame therein. A support post of square cross-section is attached to the frame so that the ... | 01/14/1992 |
| 5000448 | Baseball base The present invention provides an improved safety base for use in the game of baseball. Prior breakaway safety bases required anchor members permenantly installed in the ground which were expensive, difficult to install and inappropriate for amateur teams... | 03/19/1991 |
| 4979740 | Safety base with anchor, methods of using and making, and associated tool A plurality of bases and ground anchor system uses a resilient fastening arrangement to severably hold the base so as to minimize the likelihood of injury to a sliding base runner. Each base has a unibody exterior having fastener receiving holes disposed ... | 12/25/1990 |
| 4976430 | Movable bases for softball and baseball playing fields Bases for baseball and softball are improved to permit yielding when struck by sliding players. The bases are provided with a slot extending diagonally across the lower surface thereof. A slide member is slidably received in the slot to allow the bases to... | 12/11/1990 |
| 4830368 | Energy absorbing, rotatable, realignable, stationary base An energy absorbing rotatable base for baseball and softball. An anchor post is fixed to the under side of a top plate. Four equally spaced steel bearing balls are also fixed to the underside of the top plate. A bottom plate has a central opening rotatabl... | 05/16/1989 |
| 4817946 | Yieldable baseball base A yieldable baseball base construction with improved mounting assembly for baseball, softball, and other ball games. The mounting assembly includes cooperating male and female members; two guiding rods fixed in a base frame carry the male member. Springs ... | 04/04/1989 |
| 4744561 | Safety base with anchor A base and ground anchor system uses a resilient fastening arrangement to severably hold the base so as to minimize the likelihood of injury to a sliding base runner. The base uses a unibody exterior having fastener receiving holes disposed therein. Withi... | 05/17/1988 |
| 4690403 | Bases for the game of baseball A baseball base incorporates an anchor defining a top surface and post or the like for inserting into the ground to secure the anchor in place, and a baseball base which has a ferromagnetic plate secured to the underside. The anchor incorporates a plurali... | 09/01/1987 |
| 4542901 | Safety base A safety base comprising a cushion and root formed of a resilient material with a protective wrapping and a ground support having an aperture for receiving the root and holding the base in a desired orientation on the playing field. The force of a player ... | 09/24/1985 |
| 4531733 | Fastener and base using said fastener A fastener includes a pad element having number of connecting prongs having two locking ridges disposed thereon. The top locking ridges, which are disposed closest to the tip of the prongs, are smaller than the lower locking ridges, thereby facilitating e... | 07/30/1985 |
| 4529199 | Safety base A breakaway safety base including a ground support and base which may be secured on a playing field in two positions for safe play by both young and old players. In the first position relative low sliding forces break the base away from the ground support... | 07/16/1985 |
| 4398715 | Breakaway safety base A breakaway safety base for use in playing baseball where the base is secured to a ground support by resilient deformable interengageable members carried on both the base and support which form a plurality of physical connections securing the base to the ... | 08/16/1983 |
| 4266768 | Breakaway safety base A breakaway safety base for use in playing baseball where the base is secured to a ground support by resilient deformable interengageable members carried on both the base and support which form a plurality of physical connections securing the base to the ... | 05/12/1981 |
