Bizarre Patents
A Christmas stocking having illumination means associated therewith for signalling the arrival of Santa Claus.
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 |
| 7112708 | Method of making difluoromethane, 1,1,1-trifluoroethane and 1,1-difluoroethane A process for the production of difluoromethane (HFC-32), 1,1,1-trifluoroethane (HFC-143a) and 1,1-difluoroethane (HFC-152a). In the process the following steps are employed: (a) providing a reaction vessel, (b) pr... | 09/26/2006 |
| 6802992 | Non-green anti-stokes luminescent substance Non-green anti-Stokes luminescent material, comprising the elements Ln, erbium (Er) and ytterbium (Yb), Ln representing at least one element which is selected from the group consisting of yttrium (Y), gadolinium (Gd), scandium (Sc) and lanthanum (La), a process for ... | 10/12/2004 |
| 6528186 | Stratified composite with phosphorescent properties, method for the production and the use thereof Laminar body comprising a substrate and, applied thereto on one or both sides, at least one layer containing an enamel, wherein the layer or layers containing an enamel contains/contain at least one phosphor.... | 03/04/2003 |
| 6518467 | Method of making hydrofluorocarbons and hydrochlorofluorocarbons A method of producing hydrofluorocarbons and/or hydrochlorofluorocarbons by using halogenated alkanes as a principal reactant. Generally, the method comprises the step of: (a) reacting a starting halogenated alkane corresponding to the formula (I): H... | 02/11/2003 |
| 6514928 | Azeotrope-like compositions of pentafluoropropane and water This invention provides azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and water that are environmentally desirable for use as refrigerants, aerosol propellants, metered dose inhalers, blowing agents for polymer foam, heat transfer media, and... | 02/04/2003 |
| 6500795 | Azeotrope-like composition of 1-chloro-1,3,3,3-tetrafluoropropane and hydrogen fluoride The invention relates to azeotropic and azeotrope-like mixtures of 1-chloro-1,3,3,3-tetrafluoropropane (HCFC-244fa) and hydrogen fluoride, which are useful as intermediates in the production of HCFC-244fa.... | 12/31/2002 |
| 6475971 | Azeotrope-like composition of 1,2-dichloro-3,3,3-trifluoropropene and hydrogen fluoride composition The invention relates to azeotropic and azeotrope-like mixtures of 1,2-dichloro-3,3,3-trifluoropropene (HCFC-1223xd) and hydrogen fluoride, which are useful as intermediates in the production of HCFC-1223xd.... | 11/05/2002 |
| 6451867 | Mixtures containing 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3-pentafluorobutane The invention relates to mixtures of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3-pentafluorobutane. The blends are useful as blowing agents for polymer foam, solvents, aerosol propellants and heat transfer media.... | 09/17/2002 |
| 6432277 | Method for reducing metal ion content in a chemical compound with a dipole moment Process for reducing the metal ion content in a chemical compound having a dipole moment or a mixture of two or more thereof to 1 ppb or less by distillation with supply of the energy required for vaporizing the chemical compound or the mixture of two or ... | 08/13/2002 |
| 6414137 | Selective solvent extraction for the purification of protected nucleosides A process for the purification of nucleosides, and more particularly to a selective solvent extraction method for purifying protected nucleosides. In the purification process, solid particles of protected nucleosides are selectively washed to remove undes... | 07/02/2002 |
| 6414046 | Blowing agent blends The invention relates to polyurethane and polyisocyanurate closed-cell foams. More particularly, the invention relates to polyurethane and polyisocyanurate closed-cell foams prepared with a blowing agent comprising 1-chloro-1,2,2,2-tetrafluoroethane (HCFC... | 07/02/2002 |
| 6357494 | Container closure A description is given of a container closure for filling and emptying containers, in particular drum-like transporting containers, which can be inserted in an exchangeable manner into a container opening, which receives a plug head. The container closure... | 03/19/2002 |
| 6310127 | Coating compositions containing ethylene-acrylic acid copolymers with polyamide grafts as rheology modifiers An improved coating composition having one or more polymeric binders dispersed in a liquid medium, wherein the improvement comprises an anti-sag and anti-settling effective amount of a copolymer comprising a polymeric backbone comprising recurring monomer... | 10/30/2001 |
| 6133472 | Fluorinated oxyvinyl compounds and methods of preparing and using same Fluorine containing oxyvinyl compounds characterized by having one or more oxyvinyl groups separated from fluorine containing groups by at least one alkylene group having 2-8 carbon atoms and by at least one oxygen atom in addition to the oxygen on the ox... | 10/17/2000 |
| 6120697 | Method of etching using hydrofluorocarbon compounds A method of etching comprising subjecting a material under plasma etching conditions to an etching composition comprising at least an etchant compound having the formula CX HC FZ wherein: x=3, 4 or 5; 2xࣙzࣙy; and y+z=2x+2; ... | 09/19/2000 |
