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 |
| 4004664 | Frame construction for luggage An article of luggage which includes a luggage case having a peripheral side wall which is made of a flexible material. In order to impart some degree of rigidity to this flexible side wall, a frame structure is situated in the interior of the luggage cas... | 01/25/1977 |
| 4005210 | Protein containing emollient composition for a skin moisturizer An emollient composition which has utility as a skin moisturizer comprises from about 2 to about 20% isodecyl neopentanoate, from about 0.25 to 2% oleolyl polypeptide, and up to 97% mineral oil.... | 01/25/1977 |
| 3972017 | DC potential controller A D.C. potential controller is provided for controlling the magnitude and polarity of a D.C. potential applied to a D.C. drive motor. The controller includes a supply device for producing a potential having a predetermined polarity and magnitude and inclu... | 07/27/1976 |
| 3962464 | Process for preparing a butter-like dairy product A process for preparing a butter-like dairy product, which comprises the steps of pasteurising a cream containing not more than 40% by weight of fat, centrifuging the pasteurised cream and recovering a concentrated cream containing 50 to 65% by weight of ... | 06/08/1976 |
| 3954653 | Liquid crystal composition having high dielectric anisotropy and display device incorporating same A liquid crystal composition having high dielectric anisotropy has a wide mesomorphic temperature range as well as high dielectric anisotropy. The material is suitable for use in a display device in which the liquid crystal material is used for rotating t... | 05/04/1976 |
| 3950464 | Method for producing a sintered silicon nitride base ceramic and said ceramic A silicon nitride based ceramic is formed of silicon nitride and at least two metal oxides of such a type that when the metal oxides are heated separately they form a spinel. Combination of said metal oxides and said silicon nitride as fine powders and si... | 04/13/1976 |
| 3948195 | Sheet-material feeding unit A sheet-material feeding unit adapted to be used with a machine, such as a sewing machine, where sheet material is fed past a work station where operations are performed on the sheet material. A supporting structure which is capable of being attached to a... | 04/06/1976 |
| 3947185 | Field effect liquid crystal display device In a field effect twisted nematic mode liquid crystal display device the fraction of the total number of liquid crystal molecules assembled into helical structures having the same direction of twist is greatly increased over that found in the usual constr... | 03/30/1976 |
| 3946731 | Apparatus for extracorporeal treatment of blood An apparatus for extracorporeal treatment of blood can carry through automatically such functions as dialysis and oxygenation compensating, in the process, for changes in the condition of the patient. A fail-safe monitor receives signals from a number of ... | 03/30/1976 |
| 3945052 | Synthetic vascular graft and method for manufacturing the same A synthetic vascular graft composed of fine denier polyester fiber forming a warp-knitted tube. The vascular graft has a porosity sufficient for optimum tissue ingrowth characteristics while at the same time retaining sufficient control of porosity to pre... | 03/23/1976 |
| 3945001 | Numeric display configuration An improved numeric display is based on the usual seven-segment display, but the segments are both curved and straight in the interest of making the display more legible than the usual segmented display. A particular feature is the division of the usual l... | 03/16/1976 |
| 3943578 | Method and apparatus for deodorizing the dipping up system of a lavatory The apparatus comprises a throttle valve comprising an upper cylindrical resilient deformable membrane having an upper flange at the upper end thereof and a lower cylindrical resilient deformable membrane having a lower flange at the lower end thereof and... | 03/16/1976 |
| 3941454 | Display device with oriented liquid crystals In a display device using liquid crystals, including opposed transparent insulating plates which define the volume containing said liquid crystals, the inner surfaces of said transparent plates are oriented as the result of unidirectional rubbing, the dir... | 03/02/1976 |
| 3940922 | Noncircular watch case A noncircular watch case is provided which includes a case body underlying and supporting a noncircular crystal. A pin and crown arrangement is mounted in the case body and is operatively connected to the watch movement for performing a plurality of funct... | 03/02/1976 |
| 3934402 | Structure of bezel portion of water-tight timepiece An improved water-tight mounting for a timepiece comprising an annular crystal having a chamfered surface on the exterior edge thereof, a bezel including a stepped crystal support engaging the chamfered surface of the crystal and an interior annular groov... | 01/27/1976 |
| 3934908 | Lock with retainer An assembly for releasably locking doors, windows and the like. A lock pin movable between locking and unlocking positions is retained by a lock bar in both of these positions with the lock bar also preventing removal of the lock pin from the assembly.... | 01/27/1976 |
