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United States Utility Patents
4,342,870 - 4,342,879
Previous 10 Next 10
| Number | | Title |
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4,342,870 |
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Novel 3-(1-piperidinylalkyl)-4H-pyrido[1,2-a]pyrimidin-4-one derivatives |
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4,342,871 |
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Benzo(a)quinolizidine derivatives |
|
4,342,872 |
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2-(Substitutedpiperidylmethyl) propene and propane nitriles |
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4,342,873 |
|
2-(Substituted piperidylmethyl) propene and propane nitriles |
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4,342,874 |
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2-[2'-(Hydanto-5-yl)-ethyl]-5,5-dimethyl-1,3-dioxane |
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4,342,875 |
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Methoxy carboxylic acid esters and use as ultraviolet stabilizers |
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4,342,876 |
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Method for oxidation of p-xylene and method for preparing dimethylterephthalate |
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4,342,877 |
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Process for the preparation of .alpha.-halogenated cresol esters |
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4,342,878 |
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Water-cooled electrode holder |
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4,342,879 |
|
Thin film photovoltaic device |
For U.S. patent law, rules, and procedures see MPEP.
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