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| Number | Title | Issue Date |
| 5023531 | Dual hybrid demand refrigeration control apparatus A refrigeration control apparatus especially adapted for use in conjunction with cryogenic coolers includes a brushless variable speed drive motor for powering a mechanical cooler-compressor and electronic control circuitry coupled to the motor allowing m... | 06/11/1991 |
| 4910224 | Method of modifying the lipid structure and function of cell membranes and pharmaceutical compositions for use therein The invention is concerned with the use of certain fatty acids and inhibitors of an enzyme in effecting modifications to the lipid structure of cell membranes. The invention also relates to the formulation of pharmaceutical compositions and medicaments an... | 03/20/1990 |
| 4895626 | Process for refining and purifying gold A process for purifying and refining gold to 98+% purity is dislosed. The gold to be refined is made the anode in an electrolytic cell with a solution of ammonium chloride as the electrolyte. The purified gold is collected in anode bags and the non-gold i... | 01/23/1990 |
| 4892934 | Process for preparing hybridoma cells which produce tumor-specific monoclonal antibodies High-yielding hybridoma cell lines which secrete monoclonal antibodies capable of binding to tumor cells of one or more types, but not normal cells can be obtained more readily by fusing myeloma cells with antibody-forming cells isolated from an animal im... | 01/09/1990 |
| 4887286 | X-ray positioning aid An apparatus for assisting in the positioning of a dental X-ray generating unit for the creation of an X-ray image of an internal target portion of the mouth separated from the X-ray generating unit by a soft-tissue facial portion is composed of a substan... | 12/12/1989 |
| 4887106 | Method and apparatus for photographic analysis of dental restorations An apparatus for the recordation of images indicating the location of dental restorations in the mouth of an individual comprises support and positioning means for the person whose dental features are to be recorded, a first source of ultraviolet light lo... | 12/12/1989 |
| 4886039 | Archery bow lock device An archery bow lock mechanism allows a compound bow to be locked in the fully drawn position and released by the archer upon the application of a small amount of additional draw tension. The device utilizes a pair of pawl and ratchet members which approac... | 12/12/1989 |
| 4883443 | Folding play structure A collapsible play structure, such as a doll house, is formed with a base unit having storage means, such as drawers, located therein. A pair of opposed parallel and upright side wall panels, are pivotly mounted to the base, and a plurality or horizontal ... | 11/28/1989 |
| 4880825 | Mitomycin derivatives Mitomycin derivatives having potent anti-tumor activity having the formula: ##STR1## wherein one of R1 and R2 represents carbamoyloxymethyl and the other represents hydrogen or R1 and R2 are bonded together to ... | 11/14/1989 |
| 4875866 | Light bulb socket An improved light socket for use with light bulbs of conventional design and threaded base, has a frame and a cup adapted to accept the light bulb base mounted for longitudinal motion within the frame between a first extended position and a second retract... | 10/24/1989 |
| 4871575 | Flavor and texture improved canned animal flesh and process The invention relates to a process and composition for enhancing the flavor and improving the texture of animal flesh, such as tuna fish in a can, by adding flour, such as rice flour, which has been hydrolyzed with a proteolytic enzyme, to the animal fles... | 10/03/1989 |
| 4871540 | Process for producing a biologically active substance and compositions containing the same A biologically active substance comprising a kind of glycolipid having an elemental analysis (%) of H: 5.20-5.40, C: 42.55-44.17 and N: 3.94-4.08 and a molecular weight of about 30,000-106 is obtained by extracting the tissue of a plant of maiz... | 10/03/1989 |
| 4871834 | Monoclonal antibodies specific to CEA A process for producing monoclonal antibodies specific to carcinoembryonic antigen (CEA), comprising immunizing a mammal with a first CEA to produce cells capable of producing antibodies, collecting the cells from the mammal, fusing the collected cells wi... | 10/03/1989 |
| 4863935 | Mitomycin compounds having useful anti-tumor activity Mitomycin derivatives having potent anti-tumor activity against solid sarcoma 180 tumors and lymphocytic leukemia P-388 tumors.... | 09/05/1989 |
| 4864341 | Mount arrangement and interchangeable lens unit for photographic camera A mount arrangement for a photographic camera which is capable of automatic diaphragm control and automatic focusing includes electrical contacts for transmission of electrical signals between a camera body and an interchangeable lens unit, and mechanical... | 09/05/1989 |
| 4858589 | Archery arrow sighting apparatus A combination arrow sight and support device is adapted to be mounted to an archery bow. A horizontal bar projects outwardly from the bow across the plane defined by drawstring action and in front of the drawn position of the drawstring. An arrow support ... | 08/22/1989 |
| 4854574 | Inspirator muscle trainer A pulmonary muscle trainer consisting of a tubular body having a poppet valve dividing the body into two sections. The poppet is adjustably biased into the closed position, whereby inspiration of a given intensity will be sufficient to overcome the bias a... | 08/08/1989 |
| 4844394 | Baking soda box holder A baking soda box holder for use in confined spaces where odors linger, such as refrigerators or freezers. The holder is a rectangular cube and configuration with a solid bottom wall and at least one solid vertical wall. The remaining walls are defined by... | 07/04/1989 |
| 4841856 | Pyrotechnical delay elements for delayed-action fuse and uses thereof A miniaturized delay element was developed for use in medium-and large caliber weapon systems and is realized in a metallic cartridge made of a copper-free light metal. By including a metallic combustible, an oxidant consisting of a halogen-containing hig... | 06/27/1989 |
| 4839947 | Clamp mechanism A clamp formed of a unitary piece of resilient material has a pair of opposed arms pivoted about an integral hinge member located between jaw and finger-grip portions of the arms. An integral biasing element joins the arms at the ends of the finger-grip p... | 06/20/1989 |
| 4834368 | Portable basketball net A portable basketball net assembly which may be easily installed upon and removed from a basketball goal hoop includes a flexible collar which embraces the goal hoop circumference. The extended edges of the collar are selectively joinable as are the oppos... | 05/30/1989 |
| 4832348 | Throwing game apparatus A throwing game consisting of a shuttlecock-like throwing body having a suction cup on its top and a catch plate having a cambered front side and a holding loop on its rear side. The holding loop is insertable and fixable in a clamping device on the rear ... | 05/23/1989 |
| 4833493 | Sheet film holder A sheet film holder with means to expose a portion of the unused film edge to a logo, copyright notice or other desired media. The top and bottom rear portions of a dual sheet holder are hingedly connected to the rear wall. The central portion of the bott... | 05/23/1989 |
| 4830403 | Accessory for protecting and holding skis together An accessory for protecting and holding skis together which includes a top member and a bottom member. The top member is formed of two flexible wings conforming in shape to the shovel of a ski with a receptacle to receive the shovel. The wings are joined ... | 05/16/1989 |
| 4824842 | Cinnamoyl piperidines and thiomorpholine and cerebral protection compositions Compounds of the general formula ##STR1## wherein: X is halogen or trifluoromethyl; R1 is hydrogen, halogen or trifluoromethyl; R2 is hydrogen, methyl or hydroxymethyl; R3 is hydrogen or lower alkyl; and Y is methylene, methyle... | 04/25/1989 |
| 4822337 | Insulin delivery method and apparatus A method and apparatus for providing for the insulin needs of a diabetic individual utilizes blood flow in the digestive tract as the operative variable. Such blood flow is monitored and when deviations from a base level are sensed insulin is provided in ... | 04/18/1989 |
| 4820824 | Mitomaycin compounds Mitomycin compound having potent antitumour activity having the formula: ##STR1## wherein ##STR2## (wherein Ra, Rb and Rc each independently represent lower alkyl, cycloalkyl having 3-7 carbon atoms or phenyl; or Ra and Rb are bonded togeth... | 04/11/1989 |
| 4819485 | Muscle testing apparatus Apparatus for testing the strengths of muscle and muscle groups of a person. In use, an inflated pressure pad is engaged with a body area, and a force from a muscle or muscle group is applied to the pad. This force is sensed and a signal representing that... | 04/11/1989 |
| 4809678 | Endoscope for preventing patient contamination An endoscope construction wherein a basic endoscope instrument is covered substantially, over the part which normally contacts the patient, with a condom-like sheath, elastsicized at one or both of its ends in order to prevent contamination from one patie... | 03/07/1989 |
| 4809584 | Music translation device A music translation device provides a light output pattern in response to an audio input. A divider circuit is used to provide a repeating output which commutates repeatedly among a series of output lines. Each output line is connected to a pair of output... | 03/07/1989 |
| 4805455 | Muscle testing apparatus and method A method and apparatus for testing the strengths of muscles and muscle groups of a person. The apparatus comprises a support frame, a guide post, a support arm, and a force sensing device. The guide post is connected to the support frame such that the pos... | 02/21/1989 |
| 4802738 | Intermediate optical device A converter lens interposed between a camera body and an interchangeable lens and having an engagement means at each of the front and rear ends thereof to prevent interconnection with another converter lens. The interconnection of converter lenses are pre... | 02/07/1989 |
| 4791113 | Mitomycin derivatives as antileukemia agents Mitomycin derivatives having potent antitumor activity having the formula: ##STR1## wherein A is ON--or R4 N.dbd.N--[wherein R4 is selected from ##STR2## and optionally substituted heterocyclic groups (wherein R5 and... | 12/13/1988 |
| 4783038 | Isolator apparatus An improved isolator includes a bar of elongated base-forming members adapted to be mounted to a supporting surface and an elongated load-supporting bar adapted to support the load connected to, and supported above, the base-forming bars by a pair of arch... | 11/08/1988 |
| 4779662 | Shade operator A shade operator includes a drive unit having a central stud forming the axis of rotation for the shade roller. A manually operable pulley is mounted on the stud, and is engageable with a coil spring clutch member mounted about the stud coaxial with the p... | 10/25/1988 |
| 4776090 | Nail clipper catcher A nail clipper includes a removable receptacle for receiving the nails as they are clipped. The basic construction is relatively standard, except that the lower arm of the pivoting cutters defines an opening through which the clipped nails enter the recep... | 10/11/1988 |
| 4771068 | Mitomycin derivatives having anti-tumor and antibacterial utility Mitomycin derivatives of the formula: ##STR1## wherein X is ##STR2## [wherein R3 is alkyl, cycloalkyl or optionally substituted phenyl; and R4 is alkyl or cycloalkyl]; n is an integer of 2 to 8; one of R1 an... | 09/13/1988 |
| 4770071 | Tool drive mechanism A tool drive includes upper and lower coaxial manually rotatable drive members and a driven tool member at the bottom of the lower drive member. A reversible unidirectional transmissions rotatably couple both the upper and lower drive members to the drive... | 09/13/1988 |
| 4769502 | Alkynol type compounds and alcohol-separating process Alkynol type compounds of the following formula (I): ##STR1## [wherein R1 -R5 and R6 -R10 each represent hydrogen atoms or lower alkyl group and R11 represents a lower alkyl group or a group of t... | 09/06/1988 |
| 4765459 | Integrated keyholder/container An integrated keyholder/container to facilitate carrying keys together with other important items, such as medication or a wheel lock. The unit includes a cylindrical member with a side wall terminating in an end wall to form a large receptacle. A cap rem... | 08/23/1988 |
