Famous Patents
In 1879, Auguste Bartholdi received design patent number 11,023 titled "Design for a Statue". It was for the Statue of Liberty.
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 |
| 5538018 | Cigarette smoking products containing a vanillin-release additive This invention provides a cigarette product which releases vanillin or ethylvanillin aroma in sidestream smoke under cigarette smoking conditions. The paper wrapper of the cigarette product has a content of a flavorant-release additive which is a novel 3-... | 07/23/1996 |
| 5301693 | Smoking compositions containing an -alkylcinnamaldehyde-release additive This invention provides smoking compositions which contain a novel ଲ-hydroxycarboxylate flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as calcium bis(2,2-diethyl-3-hydroxy-4-ph... | 04/12/1994 |
| 5256785 | Smoking compositions containing an oxalate flavorant-release additive In one embodiment this invention provides smoking compositions which contain a novel oxalate ester flavorant-release additive. Under cigarette smoking conditions, a combustible filler additive such as methyl 2-pyrazinyl-2-propanyl oxalate or di(2-pyrazinyl-2-p... | 10/26/1993 |
| 5256163 | Flow liquid-phase chemical reaction process The present invention provides a flow liquid-phase chemical reaction system in which a high pressure reservoir unit holds a solvent solution which contains an organic reactant and a gas reactant. The quantity of gas reactant dissolved in the solvent solut... | 10/26/1993 |
| 5249416 | Cigarette packaging machine and apparatus Cigarette packaging apparatus and method utilizing packaging stock comprising a pre-applied adhesive to form cigarette packages that are sealed by activating and then preferably setting the pre-applied adhesive.... | 10/05/1993 |
| 5241105 | Oxalate esters In one embodiment this invention provides smoking compositions which contain a novel oxalate ester flavorantrelease additive. Under cigarette smoking conditions, a combustible filler additive such as methyl 4-oxo-ଲ-ionyl oxalate pyrolyzes and releases ... | 08/31/1993 |
| 5230802 | Extraction process using a novel organic acid as a liquid ion exchanger This invention provides novel organic acids which exhibit utility as liquid ion exchanges suitable for use in an invention solvent extraction process. Illustrative of an invention organic acid is a compound corresponding to the formula: ##STR1## ... | 07/27/1993 |
| 5228461 | Smoking compositions containing a vanillin-release additive This invention provides smoking compositions which contain a novel vanillin flavorant-release additive. A cigarette smoking product comprising (1) a combustible filler selected from natural tobacco, reconstituted tobacco and tobacco substitutes, and (2) a... | 07/20/1993 |
| 5221502 | Process for making a flavorant-release filament In one embodiment this invention provides a cigarette product which contains a novel type of encapsulated flavorant-release filament. The flavorant is released under normal smoking conditions.... | 06/22/1993 |
| 5218118 | Smoking compositions containing a pyrazine-ethanol flavorant-release additive This invention provides smoking compositions which contain a novel flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as 2-(3-hexyl-2-hydroxy-4-phenyl-3-buten-1-yl)-3,5,6-trimethylpyrazi... | 06/08/1993 |
| 5217695 | Volumetric chemical reaction system This invention provides a multipurpose volumetric chemical reaction system which operates at constant pressure and volume, and has electronic automation means for calculating kinetic parameters and a concentration-time plot from the system data output. Th... | 06/08/1993 |
| 5206423 | Acyloxylation of alkylaromatic compounds with palladium-tin catalysts This invention provides process embodiments for acyloxylation of C1 -C4 alkylaromatic compounds to produce alpha-acyloxy C1 -C4 alkyl-substituted aromatic compounds, utilizing a palladium-tin catalyst which exhi... | 04/27/1993 |
| 5199450 | Smoking compositions containing a tartrate salt flavorant-release additive This invention provides smoking compositions which contain a novel tartrate salt flavorant-release additive, such as an acetal derivative corresponding to the formula: ##STR1## Under cigarette smoking conditions, a combustible filler and/or paper ... | 04/06/1993 |
| 5189006 | Palladium-tin catalysts for acyloxylation of alkylaromatic compounds This invention provides process embodiments for acyloxylation of C1 -C4 alkylaromatic compounds to produce alpha-acyloxy C1 -C4 alkyl-substituted aromatic compounds, utilizing a palladium-tin catalyst which exhi... | 02/23/1993 |
| 5174308 | Smoking compositions containing a pyrazineethanol flavorant-release additive This invention provides smoking compositions which contain a novel flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as 2-(3-hexyl-2-hydroxy-4-phenyl-3-buten-1-yl)--3,5,6-trimethylpyraz... | 12/29/1992 |
| 5172706 | Smoking compositions containing an oxalate flavorant-release additive In one embodiment this invention provides smoking compositions which contain a novel oxalate ester flavorant-release additive. Under cigarette smoking conditions, a combustible filler additive such as methyl 2-pyrazinyl-2-propanyl oxalate: ##STR1## p... | 12/22/1992 |
| 5172705 | Smoking compositions containing an oxalate flavorant-release additive In one embodiment this invention provides smoking compositions which contain a novel oxalate ester flavorant-release additive. Under cigarette smoking conditions, a combustible filler additive such as a methyl 4-oxo-ଲ-ionyl oxalate ##STR1## pyr... | 12/22/1992 |
| 5172704 | Smoking compositions containing a vanillin-release additive This invention provides smoking compositions which contain a novel vanillin flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as ethyl 3-(4'-butoxycarbonyloxy-3'-methoxyphenyl)-3-hydrox... | 12/22/1992 |
| 5144966 | Filamentary flavorant-release additive for smoking compositions In one embodiment this invention provides a cigarette product which contains a novel type of encapsulated flavorant-release filament. The flavorant is released under normal smoking conditions.... | 09/08/1992 |
| 5144965 | Smoking compositions containing a vanillin-release additive This invention provides smoking compositions which contain a vanillin carboxylate type flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as 5-carboxyethylvanillin pyrolyzes and releases ... | 09/08/1992 |
| 5139034 | Smoking compositions containing a menthol-release additive In one embodiment, this invention provides a smoking composition which contains a flavorant additive which releases menthol under normal cigarette smoking conditions. The menthol-release additive is a mixture of menthyloxycarbonylglucose compounds which i... | 08/18/1992 |
| 5137578 | Smoking compositions containing a flavorant-release saccharide additive This invention provides smoking compositions which contain a novel flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as 4'-formyl-2'-methoxyphenyl 4,6-O-cinnamylidene-ଲ-D-glucopyr... | 08/11/1992 |
| 5137036 | Smoking compositions containing a vanillin-release additive This invention provides smoking compositions which contain a novel di-vanillyl ester flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as di-ethylvanillyl oxalate pyrolyzes and releases ... | 08/11/1992 |
| 5137035 | Benzofuranone compounds, and production of smoking compositions containing a benzofuranone flavorant additive This invention provides a process for the production of novel smoking compositions which contain a benzofuranone flavorant additive, and further provides novel benzofuranone compounds as illustrated by the cis 6-phenyl-3a, 4,5,7a-tetrahydro-2(3H)-benzofur... | 08/11/1992 |
| 5129954 | Beta-hydroxyesters for use as vanillin-release additives in smoking compositions This invention provides novel ଲ-hydroxyesters which have utility as a flavorant-release additive in smoking compositions. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as ethyl 3-hydroxy-3-(4'-hydroxy-3'... | 07/14/1992 |
| 5114493 | Smoking compositions containing a hexahydrobenzofuranone flavorant This invention provides smoking compositions which contains a 6-substituted hexahydrobenzofuranone flavorant additive. Under cigarette smoking conditions the flavorant additive enhances the aroma and flavor of the cigarette smoke.... | 05/19/1992 |
