Famous Patents
British merchant Peter Durand invented the tin can in 1810.
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 |
| 4575885 | Waterbed mattress with free floating baffle A waterbed mattress has an internal horizontally-extending baffle for reducing wave-like motion of the water in the mattress. The baffle comprises at least two horizontally-extending layers secured together, a first layer denser than water and a second la... | 03/18/1986 |
| 4551873 | Waterbed mattress with a baffle A waterbed mattress has an internal horizontally extending baffle surface for reducing wave-like motion of the water in the mattress. The baffle surface is anchored within the mattress, and preferably between the top and bottom walls of the mattress. Pref... | 11/12/1985 |
| 4501035 | Self-sealing waterbed mattress A waterbed mattress comprising an external envelope is provided with an internal layer of viscous, polymeric sealing material for sealing punctures in the mattress. The polymeric material can be polybutene filled with a particulate filler. The sealing mat... | 02/26/1985 |
| 4467485 | Waterbed mattress with free floating baffle A waterbed mattress has an internal horizontally-extending baffle for reducing wave-like motion of the water in the mattress. The baffle comprises at least two horizontally-extending layers secured together, a first layer denser than water and a second la... | 08/28/1984 |
| 4399575 | Waterbed mattress with unattached baffle structure A waterbed mattress has a baffle structure comprising a horizontally extending buoyant pad. The pad is anchored to an underlying anchor sheet that is not secured to the walls of the mattress. A porous mass of bound together fibers is positioned between th... | 08/23/1983 |
| 4392872 | Air bleeder valve for waterbed mattresses An air bleeder valve for a waterbed mattress comprises a hollow tubular body sized to fit snugly into the fill spout of a waterbed mattress, a flap valve at one end of the body, and a porous, non-water absorbing water barrier in the tubular body for preve... | 07/12/1983 |
| 4386638 | Coupling for waterbed mattress valves A coupling for filling and draining a waterbed comprises a tube for insertion into the male-threaded filler neck of a waterbed valve, and two female-threaded nuts rotatably mounted on the tube for connection to a garden hose and the male-threaded fill nec... | 06/07/1983 |
| 4382305 | Self-sealing waterbed mattress A waterbed mattress comprising an external envelope is provided with an internal layer of viscous, polymeric sealing material for sealing punctures in the mattress. The polymeric material can be polybutene filled with a particulate filler. The sealing mat... | 05/10/1983 |
| 4345348 | Waterbed mattress with a baffle A waterbed mattress has an internal horizontally extending baffle surface for reducing wave-like motion of the water in the mattress. The baffle surface is anchored within the mattress, and preferably between the top and bottom walls of the mattress. Pref... | 08/24/1982 |
| 4247962 | Waveless waterbed mattress Waterbed mattress having an internal floating pad for reducing wavelike motion of the water in the mattress. The pad is fabricated of a buoyant material and is anchored to the bottom wall of the mattress, with no connection between the pad and the top wal... | 02/03/1981 |
| 4149339 | Hanging plant holder Plant holder formed of flexible material and having a pocket for a plant, a water reservoir, and straps for hanging the device from a curtain rod or other suitable support.... | 04/17/1979 |
