Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7377128 | Clasp for ornamental material A clasp for an ornamental material, such as knitwear, has two portions. One end of a clasp portion serves as a mating face, while the other end of a clasp portion has an aperture. The mating faces have complementary registration structures, such as a bump and well, ... | 05/27/2008 |
| 7350376 | Jewelry clasp A jewelry clasp supports a plurality of strands of jewelry each with opposite ends having terminal fasteners. The jewelry clasp includes selectively connectable first and second segments. Each of the segments includes a spanner portion having opposite ends and a str... | 04/01/2008 |
| 7322076 | Clasp for jewelry The clasp for jewelry includes a body, a pin insertable into the body, a stopper engaging to the pin having been inserted into the body to keep the pin engaged to the body, and a releaser releasing the pin from the body. When pulled or slid, the releaser releases th... | 01/29/2008 |
| 7162778 | Mask strap adjuster A mask strap adjuster attaches a strap with right triangular ribs to a mask, allows the strap to be tightened by pulling the strap and comprises a base, a cover and a connector. The base has two corresponding moveable caps. Each cap has two nubs. The cover is mounte... | 01/16/2007 |
| 7093332 | Locking toggle assembly for jewelry A locking toggle clasp assembly for releasably coupling opposing terminal portions of a jewelry item, includes a toggle bar connected to a first terminal portion of the jewelry item. A toggle clasp having an opening is connected to a second terminal portion of the j... | 08/22/2006 |
| 7082651 | Clasp for jewelry A clasp for jewelry includes a body, a pin insertable into the body, a stopper engaging to the pin having been inserted into the body to keep the pin engaged to the body, and a releaser releasing the pin from the body. The releaser and the stopper are arranged to th... | 08/01/2006 |
| 6912836 | Hanging chain structure for pendent lamp A hanging chain structure for a pendent lamp includes a plurality of hanging rings connected with each other. Each of the hanging rings includes a hook body, and a stop member pivotally mounted on the hook body. Thus, the hanging rings are connected with each other ... | 07/05/2005 |
| 6859982 | Connector The present invention provides a connector for releasable joining of two ends of material. The invention involves two generally symmetrical connector halves which engage with one another to maintain a connection capable of resisting opposing tension forces. A spring... | 03/01/2005 |
| 6575625 | Reclosable bags having a removable member encapsulating a slider A plastic bag comprises opposing body panels fixedly connected to each other along a pair of sides and a bottom bridging the pair of sides. A reclosable zipper extending along a mouth portion formed opposite the sealed bottom of the plastic bag. The zippe... | 06/10/2003 |
| 6564432 | Personal article holder with insert display A holder for personal articles such as eyeglasses and sunglasses and the like includes: (i) a clamping body with a transparent window for displaying provided inserts, and (ii) a clip portion attached to the clamping body for attaching the holder to clothi... | 05/20/2003 |
| 6439771 | Zippered resealable closure A zipper profile for a fastener assembly is provided. The profile includes a male element and a female element. The female element has a pair of jaws that are movable with respect to one another about a common fulcrum region, and a pair of arms each of wh... | 08/27/2002 |
| 6145171 | Clasp for accessories A clasp device for accessories includes: a locking element provided with an locking hole or locking groove; and a clasp for the engagement with the locking element. The clasp comprises: a receiving member into which the locking element is inserted; a stop... | 11/14/2000 |
| 5781969 | Molded surface fastener A synthetic resin molded surface fastener comprising: a substrate sheet; and a multiplicity of minute engaging elements molded on a front surface of the substrate sheet for engagement with loops of a companion surface fastener. In the molded surface faste... | 07/21/1998 |
| 5732861 | Baby carrying harness and clasp means therefor A clasp includes a bar lock and two insert locks arranged adjacent thereto. The bar lock includes upper and lower generally horizontal frame members and two mutually parallel and generally vertical side frame members, and a bar having ends which are shape... | 03/31/1998 |
| 5730342 | Mobile telephone fastening A mobile telephone fastening includes a cramping member and a gripping member. The cramping member has a base attached to a back of the mobile telephone and a buckle integrally extending from the base. The buckle has two opposed long edges and two opposed... | 03/24/1998 |
| 5729876 | Fastener assembly An improved reclosable fastener assembly is disclosed having a substantially C-shaped closure element which defines a channel, and a first arm and second arm extending from the ends thereof. Clasps are disposed on the ends of the arm portions which extend... | 03/24/1998 |
| 5689867 | Interchangeable clasp An interchangeable clasp comprising a clasp body having a plurality of interconnecting elements consisting of a spring loaded connector member and a receiving recess. The connector typically comprises a hollow cylindrical sleeve and a rigid rod having an ... | 11/25/1997 |
| 5410784 | Interchangeable clasp An interchangeable clasp is formed from a body having at least one recess, a connector configured to fit within this recess and a member for retaining the connector within the recess. This clasp is aesthetically appealing to the viewer and may be used in ... | 05/02/1995 |
| 5377394 | Lingerie clasp A lingerie clasp has a male clasp member with a central projection and a pair of pins lodged in a female clasp member having projections straddling the projection of the male member and formed with channels receiving the pins thereof. The pins are narrowe... | 01/03/1995 |
| 4835823 | Snap-hook, primarily for rock-climbing, and its process of manufacture A snap-hook for use with ropes or the like, primarily for rock-climbing, made up of a body or hook in the shape of a "C" of which the straight rear central portion is extended by two curved arms, one upper, the other lower, of which the free ends are join... | 06/06/1989 |
| 4802264 | Twisted carabiner A twisted carabiner comprises substantially straight back section with arcuate ends lying in substantially perpendicular planes and a gate extending between the ends so as to enable one to interconnect devices lying in different planes.... | 02/07/1989 |
| 4369552 | Locking assembly A clasp device with a female member defined by an annular body and a male member adapted to be received into said female member. The female member is of unitary construction with a first opening and a second opening. These openings are spaced apart from o... | 01/25/1983 |
| 4186465 | Safety lock A lock for joining cables, chains and the like comprising identical parts attached to the cable ends. Each part comprises a hollow cylinder in which is positioned a lever extending lengthwise of the cylinder and attached for limited pivoting action. Each ... | 02/05/1980 |
| 4008513 | Clasp A male and female element each having one or more prongs for mating engagement with each other. The prongs of the female element have downwardly extending slots for receiving a transverse bar contained in a prong of the male element. A pushing member is p... | 02/22/1977 |
