Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 8011374 | Preparation of mixed metal oxide catalysts from nanoscale particles Mixed metal oxide catalysts are prepared by combining first nanoscale particles and second nanoscale particles to form a mixture of nanoscale particles and then the mixture is heated to form a mixed metal oxide catalyst. The mixed metal oxide catalysts, which are ca... | 09/06/2011 |
| 6508254 | Reduced protein reconstituted tobacco and method of making same A process for manufacturing reconstituted tobacco with reduced nitrogenous content by submitting cured tobacco material, including whole leaf, stems, scraps, fines and lamina, as well as burley leaf and stem, to an extraction with a solution containing so... | 01/21/2003 |
| 6408856 | Smokable filler material for smoking articles The invention relates to a smokable filler material which attempts to mimic tobacco leaf in its simplest components in order to provide a simpler smoke to the smoker. The smokable filler material comprises aerosol generating means, a substantially non-com... | 06/25/2002 |
| 6397852 | Smokable filler material for smoking articles A smokeable filler material which includes casing material as a fuel material, along with an inorganic filler, a binder and an aerosol generating source. This material has good taste and flavour characteristics and contains relatively little tobacco mater... | 06/04/2002 |
| 6109272 | Method for producing a tobacco flavor-tasting article A tobacco flavor-tasting article is manufactured by preparing a heat-irreversibly coagulated glucan sheet containing a tobacco extract. The glucan sheet is prepared by preparing a sheet-like material from a high viscosity aqueous dispersion containing the... | 08/29/2000 |
| 5947128 | Method for making a reconstituted tobacco sheet using steam exploded tobacco A process to improve the smoke quality and mechanical properties of reconstituted tobacco is accomplished by adding tobacco materials to an aqueous solution containing ammonium salts and urea. The resulting first tobacco slurry is then pressurized under s... | 09/07/1999 |
| 5908034 | Method for making a band cast reconstituted tobacco sheet using steam exploded tobacco A process for improving smoke quality and mechanical properties of a cast reconstituted tobacco sheet is accomplished by adding tobacco materials to an aqueous solution containing ammonium salts and ammonium hydroxide. The resulting first tobacco slurry i... | 06/01/1999 |
| 5715844 | Tobacco reconstitution process The process of the present invention involves extracting components from a tobacco material or other plant material using a solvent having an aqueous character to provide separately an aqueous tobacco extract and a water insoluble tobacco portion. The ins... | 02/10/1998 |
| 5394894 | Method and apparatus for elimination of smoking A smoking inhibitor ring for placement on a cigarette to limit the length of available cigarette to smoke has concentric aluminum cylindrical, uniformly spaced apart inner and outer walls joined at each end by closures, the insulation space between the in... | 03/07/1995 |
| 5387416 | Tobacco composition A tobacco composition includes a tobacco extract and an edible carrier. The composition allows tobacco to be enjoyed orally.... | 02/07/1995 |
| 5326563 | Nicotine compositions A composition is provided for use in the suppression of a smoking habit, containing a tobacco plant extract which includes between 0.1% and 8.0% of nicotine and at least one additional tobacco derivative in a water based solvent.... | 07/05/1994 |
| 5148821 | Processes for producing a smokable and/or combustible tobacco material Smokable and/or combustible tobacco material is provided by altering the character of tobacco material. Tobacco material is extracted using a solvent to provide a tobacco extract within the solvent and an extracted tobacco material. The extracted tobacco ... | 09/22/1992 |
| 5143097 | Tobacco reconstitution process Reconstituted tobacco has phosphate salts incorporated therein. Tobacco is extracted with water to yield an insoluble portion and an aqueous portion containing water soluble tobacco components. The aqueous portion is contacted with diammonium hydrogen ort... | 09/01/1992 |
| 5066132 | Method of and apparatus for inspecting paint coating An apparatus for inspecting a coating formed on a workpiece, comprising a light emitter and a light receiver positioned on respective sides of the workpiece; an amplifier for amplifying a detection signal from the light receiver and for generating an ampl... | 11/19/1991 |
| 5025812 | Tobacco processing Denicotinized tobacco cut filler is provided by (i) extracting the cut filler with an aqueous denicotinized extract and thereby providing a mixture of aqueous extract and extracted cut filler, (ii) deliquoring the mixture of aqueous extract and extracted ... | 06/25/1991 |
| 5018540 | Process for removal of basic materials A process is provided for the selective removal of basic materials from plant products, in particular, for removing nicotine from tobacco without materially affecting the content of the other components of the tobacco. Tobacco is traversed with a solvent ... | 05/28/1991 |
| 5005593 | Process for providing tobacco extracts Concentrated tobacco extracts are provided by first extracting water soluble components from tobacco. The aqueous extract then is spray dried to a dry powder form. As such, the extract is in a low solvent form (i.e., the solvent content including moisture... | 04/09/1991 |
| 4972854 | Apparatus and method for manufacturing tobacco sheet material An apparatus and method for manufacturing tobacco sheet material comprising the steps of acoustic mixing with ultrasonic vibration a slurry containing tobacco components and forming sheets of tobacco material by casting the slurry after acoustic mixing. A... | 11/27/1990 |
| 4685478 | Thermophilic denitrification of tobacco High temperature processes and thermophilic organisms for use in those processes for reducing the levels of certain nitrogen-containing compounds in tobacco materials. Tobacco materials are contacted with at least one thermophilic organism characterized b... | 08/11/1987 |
| 4681126 | Process for manufacturing reconstituted tobacco A process for manufacturing reconstituted tobacco from tobacco stems and tobacco fines includes treating the tobacco stems to a fibrous form, and mixing the fibrous tobacco stems with tobacco lamina fines. The mixture is then deposited on a moving mesh sc... | 07/21/1987 |
| 4651759 | Start-up process for the thermophilic denitrification of tobacco Process for the start-up of high-temperature processes for the denitrification of tobacco materials via an anaerobic dissimilatory metabolic pathway of thermophilic organisms. The process advantageously permits the induction of denitrification activity th... | 03/24/1987 |
| 4622982 | Continuous method of denitrating tobacco extracts An improved method of reducing the nitrate, nitrite and ammonium compound content of an aqueous tobacco extract employing microorganisms is described. The nitrates, nitrites and ammonium compounds are eliminated on a continuous basis via an aerobic assimi... | 11/18/1986 |
| 4572219 | Process for improving tobacco A process for reducing the content of nitrate and/or nitrite salts contained in tobacco is disclosed whereby tobacco is treated, under controlled aerobic conditions, with microorganisms capable of degrading nitrates and/or nitrites to other nitrogen-conta... | 02/25/1986 |
| 4566469 | Process for dissimilatory denitrification of tobacco materials An improved process for the reduction of the nitrate content of tobacco materials via dissimilatory denitrification is disclosed wherein more rapid reduction of nitrate to nitrogen gas is effected by utilizing a vacuum during incubation. The process compr... | 01/28/1986 |
| 4557280 | Process for reduction of nitrate and nicotine content of tobacco by microbial treatment A process for the reduction of the nitrate and nicotine contents of tobacco by microbial treatment is disclosed wherein tobacco materials are subjected, under controlled conditions, to the action of a microorganism effective to degrade nitrates and alkalo... | 12/10/1985 |
| 4556073 | Process for reduction of nitrate content of tobacco by microbial treatment A process for the reduction of the nitrate content of tobacco materials by microbial treatment is disclosed wherein tobacco materials are subjected, under controlled conditions, to the action of a microorganism effective to degrade nitrates through a bioc... | 12/03/1985 |
| 4343317 | Method of treating green tobacco A method is provided for treating uncured green tobacco whereby the chemical composition of the tobacco can be altered. The method involves expressing protoplasmic juice from green uncured tobacco by means of pressure and thereafter artificially curing th... | 08/10/1982 |
| 4131117 | Method for removal of potassium nitrate from tobacco extracts This disclosure relates to a process for selectively removing and recovering potassium nitrate in a relatively pure state from tobacco, and especially from Burley tobacco stems. The process comprises the steps of (1) contacting tobacco plant parts with wa... | 12/26/1978 |
| 4131118 | Method for removal of potassium nitrate from tobacco extracts This disclosure relates to a process for selectively removing and recovering potassium nitrate in a relatively pure state from tobacco, and especially from Burley tobacco stems. The process comprises the steps of (1) contacting tobacco plant parts with wa... | 12/26/1978 |
| 4018233 | Shaped matters of tobaccos and process for producing the same A shaped matter of tobacco excellent in aroma and flavor is obtained by coating and binding starting tobacco materials with pullulan or a pullulan derivative.... | 04/19/1977 |
