William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 7287664 | Storage box handle A handle assembly includes a mounting bracket and a handle. The mounting bracket supports the handle which can pivot relative to the mounting bracket. The mounting bracket includes first and second mounting elements which prevent the handle from rotating more than a... | 10/30/2007 |
| 6984320 | Removable closure assembly for a water treatment system The present invention provides a WTS closure assembly that is easily and quickly secured to and removed from the filter chamber of a WTS. The closure assembly of the present invention provides a bail handle attached to the closure and which utilizes a mechanical adv... | 01/10/2006 |
| 6062389 | Dual bucket assembly A dual bucket assembly (10) comprises a dual bucket (20) including first and second containers (30,50) adapted for holding liquid, a connecting member (70) and a bail (80). Each container includes a peripheral wall (31,51) having an upper end (32,52) havi... | 05/16/2000 |
| 5461755 | Lightweight handle Disclosed is a light weight handle assembly adapted to transport a heavy duty container which may contain sensitive electronic components. The handle assembly of the present invention generally comprises a stationary bracket which mounts to a container wa... | 10/31/1995 |
| 5373959 | Container with a cover A container is disclosed for packaging food, paint or the like. The container includes a cover having a lip which engages a top edge of the container and is sealed on the container by one or more sealing elements. The sealing elements include a hook which... | 12/20/1994 |
| 5270012 | Synethic apparatus for inspection of blood A blood analyzer system incorporates a conveyor for handling and transporting sample blood through at least one blood analyzer and an automatic blood smear generator under the control of a programmable controller. Blood samples are stored in sample contai... | 12/14/1993 |
| 5231552 | Magazine and receiver for media cartridge loader A cartridge loader with a removable magazine that has slots for data storage cartridges. The loader has a tilting bin-like receiver in an opening in its front panel for receiving the magazine. The magazine includes a push-push mechanism associated with ea... | 07/27/1993 |
| 5226553 | Tackle box with lid-latching handle and removable carrying case A tackle box has a box body with a hinged lid. The box body has a deeper front portion and a shallower back portion. Correspondingly, the lid has a deeper back portion and shallower front portion. The back portion of the box body carries a stack of interc... | 07/13/1993 |
| 5163577 | Mobile trash container with pivoting handles An apparatus for the collection of refuse including a wheeled container having an interior compartment which can be covered by a removable lid, the lid being held in place by pivoting handles, the handles being limited in their pivoting movement by stop m... | 11/17/1992 |
| 5012553 | Lightweight handle A lightweight handle for lifting and transporting a heavy-duty container. The handle of the present invention includes a spring return mechanism for automatically storing the shank of the handle when not in use. A further feature of the present invention ... | 05/07/1991 |
| 4991711 | Artist storage container having scalloped handles An apparatus including a base container defined by spaced, elongate side walls and orthogonally mounted end walls. The end walls include a first and second handle mounted thereto utilizing "C" shaped brackets, wherein the brackets include intercommunicati... | 02/12/1991 |
| 4989744 | Portable container A portable container made in one piece of plastics, having a body portion; a cover portion hinged to the body portion; a handle portion including a main portion and leg portions, the leg portions being rotatively connected to the body portion, wherein the... | 02/05/1991 |
| 4497417 | Rotatable split handled cooking utensil A cooking utensil has a handle split into two sections which are permanently attached, but rotatable with regard to the periphery of the utensil so that the two sections of the split handle may be grasped by the user to lift the cooking utensil with both ... | 02/05/1985 |
| 4351448 | Packaging container for mining and construction tools A heavy duty packaging container for tools includes a body portion having an open end, a closed base, a front wall, a back wall, and a pair of opposed sidewalls. The body has a pair of cover engagement members each having a cutout portion, each being fixe... | 09/28/1982 |
| 4205411 | Universal paint tray An improved tray assembly broadly includes a tray and a bail. The tray has a bottom and a pair of spaced side walls. An outer wall is spaced from each side wall, and is provided with an opening spaced laterally from the tray's center of gravity. Distal en... | 06/03/1980 |