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Expired patents of:
Hoechst Aktiengesellschaft

Displaying 1 to 50 of 310 patents. (Retrieval took 2.325 seconds.)

 Patent TitleExpired:
1.Cup-like package with cover film of plastic2007-02-28
2.Process for preparing 6-chloro-(6H)-dibenz [C,-E][1,2]- oxaphosphorin2007-02-21
3.Organic electroluminescent device2007-02-16
4.Bifunctional precursors for the preparation of liquid crystals2007-02-16
5.Oil-in-water emulsions2007-02-09
6.Acylation of alcohols with Pseudomonas lipase immobilized on a polystyrene resin2007-02-07
7.Aminated cellulosic synthetic fibers2007-02-02
8.Process for the synthesis of nucleotide-6-deoxy-D-xylo-4-hexuloses2007-02-02
9.Use of optically active tetrahydrofuran-2-carboxylic acid esters as dopants in liquid-crystal mixtures, liquid-crystal mixtures containing same and novel optically active tetrahydrofuran-2-carboxylic acid esters2007-01-24
10.Process for the preparation of tetrafluorophthalic acid and/or tetrafluorophthalic anhydride2007-01-24
11.Sealable multilayer polyolefin film containing hollow particles process for its production and its use2007-01-19
12.Process for the enzymatic separation of enantiomers of rac-2-oxotricyclo[2.2.1.0 3,5] heptane-7-carboxylic acid and of rac-2-oxotricyclo[2.2.1.0 3,5] heptane-7-carboxylic esters2007-01-19
13.Process for the continuous production of aromatic aldehydes2007-01-17
14.Decyl alcohol mixtures, phthalic obtainable therefrom, and their use as plasticizers2007-01-17
15.Carbohydrate conjugates as inhibitors of cell adhesion2007-01-12
16.Process for highly regioselective esterification and ester cleavage on unsaturated sugar compounds with the aid of lipases and esterases2007-01-10
17.Process for preparing trimethylaluminum by reacting methylaluminum chlorides with sodium in solids reactors2007-01-10
18.Process for the preparation of acetic acid and acetic anhydride2007-01-10
19.Cell-specific gene therapy using as promoter novel promoters for tissue inhibitors of metalloproteinase-32006-12-29
20.Phosphorus-modified epoxy resin mixtures comprising epoxy resins, phosphorus-containing compounds and a curing agent2006-12-29
21.Hydroxyl-functional copolymers of low molar mass with substantial side-chain branching, process for their preparation, and their use2006-12-22
22.Plastic with reduced sulfur uptake rate2006-12-22
23.Cleaning composite for optical and magneto-optical storage disks2006-12-20
24.Modified block polymers, their preparation and their use2006-12-13
25.Process for producing polyarylene sulfide fiber and thereby obtainable polyarylene sulfide multifilament yarn2006-12-13
26.Process for preparing phosphorus-containing dicarboxylic acids2006-12-08
27.L-phenylalanyl-tRNA synthetase mutants, a process for the preparation thereof and the use thereof for the in vivo incorporation of non-proteinogenous amino acids into peptides or proteins2006-12-06
28.Process for the preparation and fractionation of a mixture of dimethyl ether and chloromethane with water as extractant2006-12-01
29.Decyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizers2006-11-29
30.Low-dust or dust-free dye preparations2006-11-22
31.Geminal dimethylalkyl compounds, process for their preparation and their use in liquid-crystalline mixtures2006-11-22
32.Process for the purification of organic compounds contaminated by dissolved metal compounds2006-11-22
33.Process for the preparation of aldehydes2006-11-22
34.Isomeric nonanols and decanols, their preparation, phthalic esters obtained therefrom and their use as plasticizers2006-11-19
35.Manufacture of a three-dimensionally shaped textile material and use thereof2006-11-15
36.Process for the production of biaxially stretched films and apparatus for carrying out the process2006-11-10
37.Gene therapy of tumors with an endothelial cell-specific, cell cycle-dependent active compound2006-11-03
38.Two-component loop sewing yarn and manufacture thereof2006-11-01
39.Process for preparing aromatic olefins2006-11-01
40.Bifunctional proteins including interleukin-2 (IL-2) and granuloctyte macrophage colony stimulating factor (GM-CSF)2006-10-25
41.Aftertreatment apparatus for imagewise exposed printing plates2006-10-25
42.Antifungal polypeptide and process for its production2006-10-20
43.Method of blocking nerve conduction by treatment with branched-chain esters of 2-[4-(2-piperidine-ethoxy)-benzoyl]-benzoic acid and pharmaceutically acceptable salts thereof2006-10-13
44.Process for the preparation of N-(2-carboxy-5-chloro-phenyl)glycine2006-10-13
45.Optically active carboxylic esters of oxygen-containing heterocycles as doping substances in liquid crystal mixtures and liquid crystal mixtures containing them2006-10-11
46.Process for the preparation of 1-hydroxy-2-pyridones2006-10-06
47.Process for preparing peptides2006-09-27
48.Low temperature heat sealable biaxially oriented polypropylene films comprising propylene/butylene resin2006-09-22
49.Process for the preparation of N-carboxymethyleneanthranilic acid2006-09-22
50.Organosilylalkyl or organosilylalkenyl compounds, process for preparing them and their use in liquid-crystalline mixtures2006-09-20

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