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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4225739 |
Process for improving olefin polymer oil properties |
Sep. 30, 1980 |
| 4225738 |
Production of high purity butadiene |
Sep. 30, 1980 |
| 4225737 |
Alkylation process |
Sep. 30, 1980 |
| 4225736 |
Codimer of norbornadiene and cyclohexadiene |
Sep. 30, 1980 |
| 4225735 |
Isomerization of the hydrogenated norbornadiene endo-endo hexacyclic dimer |
Sep. 30, 1980 |
| 4225734 |
Process for producing symmetrical olefins |
Sep. 30, 1980 |
| 4225733 |
Method for hydrogenating an aromatic compound |
Sep. 30, 1980 |
| 4225732 |
Selective ortho-alkylation of phenolic compounds with an alkane in the presence of a supported n... |
Sep. 30, 1980 |
| 4225731 |
Process for the preparation of trifluoromethylphenols |
Sep. 30, 1980 |
| 4225730 |
Process for preparing 4-(2,4-difluorophenyl)-salicyclic acid |
Sep. 30, 1980 |
| 4225729 |
Process for hydrogenation of diacetoxybutene |
Sep. 30, 1980 |
| 4225728 |
Catalytic process for the conversion of ethyl benzene to equimolar amounts of vinyl acetate and ... |
Sep. 30, 1980 |
| 4225727 |
Process for the production of unsaturated esters |
Sep. 30, 1980 |
| 4225726 |
Catalytic condensation of aldehydes to 1,3-glycol monoesters |
Sep. 30, 1980 |
| 4225725 |
Lower alkoxymethyl esters of 2,4,6-triiodobenzoic acid derivatives |
Sep. 30, 1980 |
| 4225724 |
1-(2-Phenylureylene)imidazoles |
Sep. 30, 1980 |
| 4225723 |
Process for the preparation of substituted arylcyanoalkyl and diaryl cyanoalkylimidazoles |
Sep. 30, 1980 |
| 4225722 |
Process for the production of 2-(1H-tetrazol-5-yl)-9-hydroxy-1-oxo-1H-naphtho-(2,1-b) pyran and ... |
Sep. 30, 1980 |
| 4225721 |
Novel amidoxime derivatives |
Sep. 30, 1980 |
| 4225720 |
Purification of AT-125 |
Sep. 30, 1980 |
| 4225719 |
Process for preparing 2-amino-5-formylthiazole and its hydrobromide salt |
Sep. 30, 1980 |
| 4225718 |
Process for recovering 2,3,5,6-tetrachloropyridine |
Sep. 30, 1980 |
| 4225717 |
2-Hydrazino-3-pyridinol-1-oxide hydrobromide |
Sep. 30, 1980 |
| 4225716 |
Process for the manufacture of 2,6-dichloropyridine derivatives |
Sep. 30, 1980 |
| 4225715 |
Preparation of 3-amino(or carbamyl)-5-(pyridinyl)-2(1H)-pyridinones |
Sep. 30, 1980 |
| 4225714 |
Process for preparing p-chlorophenoxy-acetyl-piperonylpiperazine hydrochloride |
Sep. 30, 1980 |
| 4225713 |
Tetrahydro(1H)pyrazino(1,2-A)azaquinoxalin-5(6H)-ones and derivatives thereof |
Sep. 30, 1980 |
| 4225712 |
Tetrahydropyrimidyl-substituted compounds |
Sep. 30, 1980 |
| 4225711 |
Substituted 2-[(methylsulfinyl)acetyl]-3-heterocyclicindoles and their use as immunosuppressants |
Sep. 30, 1980 |
| 4225710 |
Pyrimido(4,5-c)pyridazines |
Sep. 30, 1980 |
| 4225709 |
Production of 2,4-difluoro-6-amino-s-triazine |
Sep. 30, 1980 |
| 4225708 |
2-Sulfamoyl-5-sulfamido-1-naphthols |
Sep. 30, 1980 |
| 4225707 |
2-Lower alkyl-7-substituted-2 or 3-cephem-4-carboxylic acid compounds |
Sep. 30, 1980 |
| 4225706 |
Polychalcogen ester of cephem compound, process for preparing the same and method for removing t... |
Sep. 30, 1980 |
| 4225705 |
Process for synthesizing thiacyanine dyes |
Sep. 30, 1980 |
| 4225704 |
Preparation of halogenovinyl-substituted tetra-hydrofuran-2-ones |
Sep. 30, 1980 |
| 4225703 |
Process for the production of oxymethylene copolymer molding compositions with a low content of ... |
Sep. 30, 1980 |
| 4225702 |
Method of preparing polyamide acid type intermediates for processing of semiconductors |
Sep. 30, 1980 |
| 4225701 |
Crystalline polyamides from branched chain diamine and terephthalic acid |
Sep. 30, 1980 |
| 4225700 |
Thermally stable rod-like polybenzobisthiazole polymers |
Sep. 30, 1980 |
| 4225699 |
Ternary polyamide filaments |
Sep. 30, 1980 |
| 4225698 |
Optical components consisting of aromatic polyesters molded in the form of an optical lens |
Sep. 30, 1980 |
| 4225697 |
Polyphosphazene polymers containing dialkyl alkylene diamino substituents |
Sep. 30, 1980 |
| 4225696 |
Prosthetic denture prepared from polyurethane elastomer |
Sep. 30, 1980 |
| 4225695 |
Radiation-hardenable binders based on thio-polyols |
Sep. 30, 1980 |
| 4225694 |
Selective catalytic oxidation of unsaturated alcohols to carbonyl compounds |
Sep. 30, 1980 |
| 4225693 |
Pesticide-polymer systems prepared from vinyl monomers |
Sep. 30, 1980 |
| 4225692 |
Electron acceptor monomers and polymers |
Sep. 30, 1980 |
| 4225691 |
Low temperature curable organic resin compositions |
Sep. 30, 1980 |
| 4225690 |
Process and catalyst for producing high trans 1,4-polybutadiene |
Sep. 30, 1980 |
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