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 |
| 5185906 | Belt clip spring with E-ring fastener A belt clip assembly clamps a device (30) onto thin material. The device has a backcover (31) which includes a first set of ears (32) with a first set of pin holes. The belt clip assembly comprises a belt clip (44), a pin (130), and a spring (100). The be... | 02/16/1993 |
| 5165147 | Stationary clasp A clasp is disclosed which includes two mating elongate jaw members that are pivotally connected together about a pivot axis such that the jaws of the members are longitudinally spaced from, but in abutting relationship with, each other. Each jaw member h... | 11/24/1992 |
| 5153969 | Cord clasp A cord clasp is disclosed for holding together several loops or folds of an appliance cord in order to keep the cord tidy. The clasp includes two complementary facing jaw members, each having a cord surrounding portion and a handle portion separated by a ... | 10/13/1992 |
| 5148581 | Clip device A clip device for attaching an article and an adjacently positioned object in a predetermined orientation with respect to each other. A clamp which includes a first and second portion, is releasably maintained in a substantially closed orientation by a bi... | 09/22/1992 |
| 5104088 | Document holder clip A document holder clip which comprises a right angle support bracket to be secured to the side of a monitor screen, an extending arm pivotably engaged with the support bracket and a document holder clip adaptable for slidable movement on the upper edge of... | 04/14/1992 |
| 5079808 | Spring biased paper clip A paper clip comprising a pair of plate elements having clamping edges, hingedly connected together. A cantilever spring extends from an inner surface of one plate element and engages with the inner surface of the opposite plate element. The cantilever sp... | 01/14/1992 |
| 5075935 | Garment hanger and clip A molded plastic hanger and a clip. The clip may be used with the hanger or separately. The hanger includes a body portion and a hook portion. The body portion includes a pair of parallel arms joined together at the ends thereof and an intermediate crossb... | 12/31/1991 |
| 5063645 | Double-mouthed clip A clip consists of two symmetrical jaw parts each of which, in its central portion, has a set of teeth so that when the jaw parts are placed together, the teeth of one jaw part mesh with the teeth of the other jaw part. The ends of each jaw part are taper... | 11/12/1991 |
| 5052086 | Clamp for fixing plant stem to support wire A clamp for fixing a plant stem to a support wire includes a movable clamp member, a fixed clamp member, a support shaft and a spring attached to the movable and fixed clamp members. Each of the movable and fixed clamp members has a semicircular beak at i... | 10/01/1991 |
| 5052085 | Structure of clothes clip A clothes clip, which comprises two opposite clamping members pivotally retained by a substantially U-shaped spring which bilaterally equivalently presses on the two opposite clamping members. The two opposite clamping members have two pair of parallel pi... | 10/01/1991 |
| 5016326 | Belt clip A pager includes a belt clip for securing the pager to another object, and a leaf spring for attaching the belt clip and pager housing together while providing a decreasing force between the belt clip and pager housing as the belt clip is opened.... | 05/21/1991 |
| 4995629 | Boat hull latching device having positive retention means A boat latching device for securing the hull of a boat to a trailer having a bow stop bar includes a latch-catch member having a recess for receiving the bow stop bar, the latch-catch member being mounted onto the hull of the boat. The latching device als... | 02/26/1991 |
| 4945613 | Clothes-pin The clothes-pin consists of a spring element and two identically formed members having a clamping section and a handle section. The spring element connects the two members in that on the one hand the end engages the blind hole and on the other hand it sur... | 08/07/1990 |
| 4884727 | Hanger with snap-on adjustable clips An article hanger includes a body defining a bottom flange. A pair of adjustable clips are snapped onto the hanger. Each clip includes an article clamp assembly mounted on a bracket. The bracket inclues a top portion defining a channel which is snapped on... | 12/05/1989 |
| 4881304 | Self-tightening pivotable grippers An improved self-tightening pivotable gripper is provided in a gripper having two pin members and an elongated leaf spring, in which the pin members each have a jaw and pivot arm with a pivot portion therebetween and in which the spring bends around and j... | 11/21/1989 |
| 4878276 | Spring clip A spring clip, particularly for use as a peg for suspending clothes from a crossbar of a hanger, has a bar-engagement clip lying between a fulcrum for pivoting movement of a pair of levers and a nip formed by one end of the pair of levers. A U-shaped spri... | 11/07/1989 |
| 4739960 | Book holder The largest structural member of the book holder is its back which is formed of injection molded flexible synthetic polymer composition material. The support for the back is molded in the plane of the back and is joined thereto by means of living hinge st... | 04/26/1988 |
| 4705331 | Subsea clamping apparatus A self-actuating clamp for attachment to a structural member in a subsea environment is disclosed. The clamp includes a housing having spaced side members, a transverse compression plate mounted between the members across the top of the housing and extern... | 11/10/1987 |
| 4701983 | Clothes clip for a hanger There is disclosed an improved clip assembly for positioning on a garment hanger and comprised of a pair of jaw members and a U-shaped resilient bias member wherein each jaw member is generally of a planar shape including a first end portion including fin... | 10/27/1987 |
| 4662039 | Gripping device Presented is a gripping device incorporating a "live" and integral resilient blade for normally retaining the two elongated levers of the gripping device spaced apart at one end and in gripping relationship at the opposite end. The gripping device also in... | 05/05/1987 |
| 4658996 | Pinch clip garment hanger A hanger assembly comprising an elongated cross-bar having a hook member and clip members integrally formed at end portions of the cross-bar intermediate the hook member. The clip members include cooperating jaw members and an intermediate hinge member sh... | 04/21/1987 |
| 4609132 | Gravity actuated locking garment hanger A lockable, hinged garment hanger wherein the locking mechanism is gravity actuated and substantially enclosed between spring biased hanger arms, the locking mechanism including a lock actuator arranged between first and second wedging surfaces, each carr... | 09/02/1986 |
| 4562618 | Paper clamp A paper clamp for holding documents together, usable on desks and permissible of one-hand operation, the paper clamp comprising: a base plate; a pair of supports erected at opposite sides of the base plate; a lower plate pivotally supported by and between the ... | 01/07/1986 |
| 4549382 | Fiber blanket insulation module An insulation module, for the interior of furnaces and the like, in the form of layers of ceramic fiber blanket is provided with attachment structure which facilitates installation. The attachment structure permits ease of installation and provides a perc... | 10/29/1985 |
| 4541207 | Pull-apart mounting hub A pull-apart mounting hub for mounting a scrubbing pad or the like to a drive disc on a power-driven scrubbing machine or the like. The hub has two parts: a base mounted to the drive disc, the base having a cylindrical collar and an annular shoulder; and ... | 09/17/1985 |
| 4536925 | Belt clip assembly with a controlled failure mode Belt clip assembly for use with a portable electronic apparatus includes a mounting bracket used to join a belt clip and a housing member. A mounting bracket is inserted through a pair of slots in a housing member and holds a belt clip in place by means o... | 08/27/1985 |
| 4510653 | Method and apparatus for tying balloons and the like A method for tying balloons and the like, having apertured ends and necks, comprising the steps of: looping the neck of the balloon around a pair of movable jaws resiliently urged toward one another and defining a channel therebetween perpendicular to the... | 04/16/1985 |
| 4394791 | Closure clamp for food bags A closure clamp is disclosed for use with food bags, such as potato chip bags. It comprises a pair of clamp members in hinged construction and a torsion spring for holding the members together and applying a clamping force. Each clamp member includes a ja... | 07/26/1983 |
| 4145793 | Clothespin A clothespin with two elongated members each having a forward end defining a gripping portion and a centrally disposed pivot portion about which each elongated member pivots. A spring acts to bias the gripping portions into abutment with each other and to... | 03/27/1979 |
| 4112951 | Surgical clip A surgical clip, particularly adapted to produce necrosis in Fallopian tube tissue, consists of jaws hinged adjacent one end and a U-shaped spring which holds the jaws open in one position and exerts a closing pressure on the jaws in another position. Whe... | 09/12/1978 |
| 4020530 | Securable multi-purpose clamp and inserts Multi-purpose clamp comprised of tubular clamp elements which contain releaseably secured clamping devices built into its walls, to hold inserts in place. The inserts being tubular and containing releaseably secured clamping devices, housed within and for... | 05/03/1977 |
| 3947138 | Paper pad clamping fixture A clamping fixture detachably mountable on an easel, or wall, mounted upright, support board hanging a heavy stack of large paper sheets against the front face of the support board so that the stack may be readily removed or rearranged, or the sheets torn... | 03/30/1976 |