Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6032307 | Collapsible bedding product A bedding product comprising a collapsible spring assembly, a pad covering the spring assembly and a fabric covering encasing the padded spring assembly. The spring assembly comprises a plurality of collapsible spring modules connected to a plurality of s... | 03/07/2000 |
| 5765240 | Spring bedding product collapsible in the transverse direction, and method of making it A bedding product comprising a collapsible spring assembly, a pad covering the spring assembly and a fabric covering encasing the padded spring assembly. The spring assembly comprises a plurality of collapsible spring modules connected to a plurality of s... | 06/16/1998 |
| 5364082 | Spring assembly for seating and bedding A spring includes upper and lower runs of wire interconnected by an intermediate run of wire, all of the runs being integrally formed from spring wire. The opposite ends of the upper and lower runs respectively include hooks and coils while the intermedia... | 11/15/1994 |
| 4778157 | Spring module A spring module for disposition between a base frame and a grid frame of a spring assembly embodying upper and lower attaching elements for attachment to, respectively, the grid frame and the base frame and spaced, parallel, vertically-disposed, yieldable... | 10/18/1988 |
| 4685659 | Spring unit A bent wire spring unit for interposition between a grid frame and base frame comprising upper and lower attaching elements and intervening spaced, parallel, oppositely-facing supports comprising vertical lengths of wire and at the upper and lower ends of... | 08/11/1987 |
| 4003564 | Means mounting torsion springs A torsion spring assembly in which the means for mounting the bail portion of the torsion spring to a supporting frame comprises an elongate strip having a bore extending lengthwise therethrough dimensioned to receive the bail portion in seated relation t... | 01/18/1977 |
| 3945627 | Box spring assembly using modular coil springs A resilient foundation assembly for furniture expecially a box spring for supporting a mattress. A frame means which defines a generally planar foundation area, a grid means overlaying and spaced in a plane above and generally parallel to the foundation a... | 03/23/1976 |
