Quotables
"We are probably nearing the limit of all we can know about astronomy."
Simon Newcomb, astronomer ; 1888
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 |
| 5419387 | Continuous rail production A superior unitary one quarter mile long railroad rail and system and method for manufacturing the same. The method of manufacture is characterized by the use of a continuous rolling process and the in-line controlled cooling of the rail. The system produ... | 05/30/1995 |
| 5412372 | Article dispenser for monitoring dispensing times A portable medication dispenser aids and monitors regimen-conforming use of medications provided in standard as-marketed blister packages. A standard blister package and a separate, disposable sensor sheet are simply and easily loaded into a compact housi... | 05/02/1995 |
| 5385564 | System for preparation and use of dialysis solution A system for packaging and using granulated solid dialysate concentrate. A bag is constructed to hold granulated or powder concentrate, having a V-shaped bottom with an access port in the bottom. Water is flowed through the access port and into the bag us... | 01/31/1995 |
| 5382320 | Reactive ion etching of lead zirconate titanate and ruthenium oxide thin films using CHClFCF3 or CHCl2 CF3 as an etch gas A method of reactive ion etching both a lead zirconate titanate ferroelectric dielectric and a RuO2 electrode, and a semiconductor device produced in accordance with such process. The dielectric and electrode are etched in an etching gas of O | 01/17/1995 |
| 5377510 | Key-releasable restraint A device for establishing an adjustable and flexible loop to act as releasable cuffs to restrain a person or to act as a releasable tie for bundles of wire or cable. A strap includes a free end and a lock end to receive the free end to establish a loop. T... | 01/03/1995 |
| 5374560 | Method for screening and distinguishing between cobalamin and folic acid deficiency based on assay for cystathionine and 2-methylcitric acid A method for screening and distinguishing between cobalamin deficiency and folic acid deficiency by relating elevated levels of cystathionine to cobalamin or folic acid deficiency and relating elevated levels of 2-methylcitric acid to cobalamin deficiency... | 12/20/1994 |
| 5368552 | Orthotic hip brace A joint for a hip brace or prosthetic which allows adjustable degrees of pivoting of the leg, rotation of the leg and abduction/adduction of the leg.... | 11/29/1994 |
| 5368961 | Thin plate electrochemical cell An electrochemical cell and method for producing the same having superior recharge and discharge characteristics through the use of thin non-perforated lead films.... | 11/29/1994 |
| 5365895 | Variable valve lift mechanism for internal combustion engine Variable valve lift in an engine is achieved by varying the location of the pivot of the rocker arm or finger follower. The pivot shaft and rocker arm or finger follower have engaging teeth that mate. The pivot shaft rolls across a stationary rack of teet... | 11/22/1994 |
| 5354472 | Anion exchange materials comprised of derivatized cellulose-polyester composites A novel biocompatible anion exchange membrane is prepared by reacting the hydroxyl groups of a chromatographic support material with a polyester-cellulose solution containing glycidyl trimethyl ammonium chloride and bis glycidyl polyethylene oxide.... | 10/11/1994 |
| 5352190 | Knee brace An apparatus for use in bracing or exercising a knee joint in a manner that allows bending of the joint only along a predetermined path which approximates the natural bending of the joint. On one side of the joint are upper and lower struts that run along... | 10/04/1994 |
| 5348631 | Method and apparatus for synthesizing lead ଲ-diketonates A method and apparatus for the synthesis of ଲ-diketonates such as Pb(fod)2 and Pb(thd)2 for use as precursors in metalorganic chemical vapor deposition processes. Lead oxide and a medium of pentane and a protonated ligand (H-fo... | 09/20/1994 |
| 5341771 | Internal combustion engine with variable combustion chambers and increased expansion cycle An internal combustion engine and method for operating the same wherein the combustion chamber volume can be varied depending on throttle position by a member that is inserted into the combustion chamber, and wherein the intake valve is closed before the ... | 08/30/1994 |
| 5336598 | Method for diagnosing a superantigen caused pathologial condition via assay of T-cells The invention teaches a method for determining levels of T-cell surface antigens in humans, specifically, Vଲ molecules. Measurement of such levels allows for diagnosis of pathological conditions, such as infections, where changes in these levels are... | 08/09/1994 |
| 5336173 | Peritoneal dialysis tubing set and method of operation A tubing set for performing peritoneal dialysis and a method of operating the same. The tubing set includes elements for administering CCPD as well as elements for administering CAPD wherein preferably the CCPD and CAPD elements share a common reservoir b... | 08/09/1994 |
| 5332804 | High molecular weight human angiogenic basic fibroblast growth factors High molecular weight forms of therapeutic proteins are disclosed which are single-polypeptide-chain proteins that contain the same or similar therapeutic activity as the therapeutic protein. In particular, high molecular weight forms of the human bFGF an... | 07/26/1994 |
| 5332508 | Reversible photodeposition and dissolution of metal ions A cyclic photocatalytic process for treating waste water containing metal and organic contaminants. In one embodiment of the method, metal ions are photoreduced onto the photocatalyst and the metal concentrated by resolubilization in a smaller volume. In ... | 07/26/1994 |
| 5330714 | Process and apparatus for simultaneous measurement of sulfur and non-sulfur containing compounds The present invention describes the process and apparatus for the simultaneous measurement of sulfur-containing compounds and organic compounds with or without sulfur in their structures. A detector cell is described that allows simultaneous measurement o... | 07/19/1994 |
| 5329780 | Ice making method and apparatus A machine or apparatus for producing ice cubes comprising flexible membranes which are flexed into and out of thermal contact with a refrigerated evaporator core upon which conductive areas define discrete freezing sites which determine the location on th... | 07/19/1994 |
| 5330207 | Hand activated skate brake and method A skate brake system includes a carriage that pivots about the rear of a skate so as to bring a brake pad into contact with the skating surface when activated by a hand-activated actuator. The skater need not perform any special body movement to raise (or... | 07/19/1994 |
| 5328655 | Method and apparatus for the manufacture of shaped products of biaxially oriented polymeric material Apparatus and methods for the formation of biaxially oriented thermoplastic articles having flat surfaces or sharp contours, and the articles so produced. Such apparatus and methods relate to the heat-shrinking of biaxially oriented intermediates onto mal... | 07/12/1994 |
| 5316325 | Mechanically activated skate brake and method A skate brake system includes a rocker arm that pivots about the rear of a skate so as to bring a brake pad into contact with the skating surface when the rocker arm is activated. The rocker arm is mechanically activated so that the skater need not perfor... | 05/31/1994 |
| 5313859 | Remover for child resistant closure A device for removing a child resistant closure from a container, including a tab to receive the protrusion of a closure of the line-up-the-arrows type, a recess to receive the closure adjacent the tab, an inclined side of the recess to bear against the c... | 05/24/1994 |
| 5310683 | Process for simultaneous measurement of sulfur and non-sulfur containing compounds A process and apparatus for the simultaneous measurement of sulfur-containing compounds and organic compounds with or without sulfur in their structures. A detector cell allows simultaneous measurement of compounds that can be ionized in a flame and there... | 05/10/1994 |
| 5308083 | Rebounding portable soccer goal and method of use A portable soccer goal with rebounding net to return a ball struck into the net. The frame of the goal is formed by a pair of vertical posts and a long horizontal tube and is secured to the ground by a pair of base supports. Pivotable struts further suppo... | 05/03/1994 |
| 5307372 | Radio transceiver for transmitting and receiving data packets An apparatus for transmitting and receiving packets of data among a multitude of base and remote units utilizing a frequency hopping technique. The apparatus uses a single clock source for synchronizing the analog signal processing circuit, the modular en... | 04/26/1994 |
| 5303751 | Spiked bag packaging system A sealed, flexible plastic sheet bag for storing liquids that is penetrable by a spiked connector through a spike channel fitting. The spike channel fitting is sealed between a pair of folds on one side of the bag so that the inside port of the channel is... | 04/19/1994 |
| 5299701 | Indicator cap An apparatus for counting the number of times a container has been opened or some other event has occurred, with particular usefulness in medicine bottles and the like. An outer cover portion with a set of teeth holds an indicator wheel with an engaging p... | 04/05/1994 |
| 5298396 | Method for identifying T cells disease involved in autoimmune disease The invention relates to a method for identifying T cell populations involved in autoimmune diseases. This involves determining levels of a Vଲ element in a body fluid sample of a patient and comparing this to normal levels. Variation from normal lev... | 03/29/1994 |
| 5298176 | Controlled velocity settling tank A settling tank for settling inorganic matter such as sand, grit and plastic from a fluid stream such as a waste water stream entering a waste water treatment facility. A set of mechanical mixers directing energy into the fluid stream so as to cause spira... | 03/29/1994 |
| 5283154 | Random screen waterless printing process An improved method of making lithographic reproductions is disclosed. The method involves several improvements over prior processes, including (a) the combination of random plates and a waterless, dry press for halftone, duotone, tritone and four color se... | 02/01/1994 |
| 5273904 | Apparatus for purifying islets of Langerhans A method and apparatus to concentrate and purify islets of Langerhans from a tissue suspension containing islets and tissue fragments. The tissue suspension is flowed through an inclined channel such that laminar flow is established in the channel. The is... | 12/28/1993 |
| 5271907 | High temperature regenerable hydrogen sulfide removal agents A system for high temperature desulfurization of coal-derived gases using regenerable sorbents. One sorbent is stannic oxide (tin oxide, SnO2), the other sorbent is a metal oxide or mixed metal oxide such as zinc ferrite (ZnFe2 O | 12/21/1993 |
| 5270163 | Methods for identifying nucleic acid ligands The SELEX (Systematic Evolution of Ligands by EXponential Enrichment) method is disclosed for the identification of nucleic acid ligands. A candidate mixture of single stranded nucleic acids having regions of randomized sequence is contacted with a target... | 12/14/1993 |
| 5261548 | Indicator cap for use with threaded or bayonet lug container A closure for a container, including means for counting and indicating the number of times the closure has undergone a cycle of closing and opening the container, and further including means for incorporating the closure into means for resisting the openi... | 11/16/1993 |
| 5253882 | Hand activated skate brake and method A skate brake system includes a carriage that pivots about the rear of a skate so as to bring a brake pad into contact with the skating surface when activated by a hand-activated actuator. The skater need not perform any special body movement to raise (or... | 10/19/1993 |
| 5252072 | Bonsai plant training method and apparatus A bonsai plant training method and apparatus includes a ladder-like support structure having fixed pegs and movable hooks for training a bonsai plant. The support is placed next to a plant that is to be trained and the plant is arranged on the pegs and ho... | 10/12/1993 |
| 5250041 | Tubing administration set for use in peritoneal dialysis Apparatus for administering dialysis, including a separable tubing coupling (32). The tubing coupling (32) consists of a hollow cylindrical element (42, 44) insertable into the lumens of the distal and proximal regions of the fluid delivery tube (16), and... | 10/05/1993 |
| 5245840 | Refrigerant reclaim method and apparatus A refrigerant reclaim method and apparatus is described wherein a separate primary refrigeration pathway is utilized to drive refrigerant to be reclaimed through a secondary refrigeration pathway. The primary refrigeration pathway is comprised of a compre... | 09/21/1993 |
| 5243832 | Refrigerant reclaim method and apparatus A refrigerant reclaim system includes a compressor, a heat exchanger, an oil separator, a condenser, a chill tank, a filter-dryer and a cooling coil in the chill tank. Refrigerant to be reclaimed is drawn through the cold side of the heat exchanger, conve... | 09/14/1993 |
