P

Inventor

DUERCKHEIMER WALTER

DE34 patents
⚠️ This page may combine multiple inventors who share the name “DUERCKHEIMER WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOECHST AG

32 patents
US4278793AJul 14, 1981

Cephem derivative

HOECHST AG210 citations98
US5362721ANov 8, 1994

Corticoid-17-alkyl-carbonates substituted in the 17-position, process for their preparation and pharmaceuticals containing them

HOECHST AG57 citations95
US4667028AMay 19, 1987

Process for the preparation of cephem compounds

HOECHST AG39 citations92
US4647556AMar 3, 1987

Cephalosporin derivatives

HOECHST AG43 citations92
US5608093AMar 4, 1997

Corticosteroid 17-alkyl carbonate 21-[0]-carboxylic and carbonic esters, and pharmaceuticals containing these compounds

HOECHST AG34 citations91
US5071979ADec 10, 1991

Cephalosporin derivatives

HOECHST AG47 citations91
US4399131AAug 16, 1983

Cephem derivatives

HOECHST AG37 citations89
US5089490AFeb 18, 1992

Cephem derivatives

HOECHST AG19 citations82
US4758556AJul 19, 1988

Cephem derivatives

HOECHST AG18 citations82
US4603129AJul 29, 1986

Cephalosporin derivatives

HOECHST AG20 citations82
US4593027AJun 3, 1986

3-aryl-7-chloro-3,4-dihydroacridine-1,9(2H,10H)-dione 1-oximes and 1-hydrazone derivatives, their salts, a process for their preparation, agents containing them and their use

HOECHST AG21 citations82
US5100887AMar 31, 1992

Cephalosporin derivatives

HOECHST AG15 citations80
US4284627AAug 18, 1981

Antimalarial compositions

HOECHST AG23 citations80
US4260615AApr 7, 1981

Antimalarial compositions

HOECHST AG17 citations80
US4609653ASep 2, 1986

Crystalline cephem-acid addition salts and processes for their preparation

HOECHST AG14 citations74
US4470983ASep 11, 1984

Cephalosporin derivatives

HOECHST AG15 citations74
US4762848AAug 9, 1988

1,3-thiazoles and their use as immunomodulators

HOECHST AG10 citations73
US4293550AOct 6, 1981

Cephalosporin derivatives

HOECHST AG9 citations73
US4845087AJul 4, 1989

Crystallized cephem-acid addition salts, and a process for the preparation thereof

HOECHST AG16 citations72
US4590267AMay 20, 1986

Crystalline disodium salt of cefodizim

HOECHST AG10 citations72
US5747484AMay 5, 1998

Crystalline cepham acid addition salts and processes for their preparation

HOECHST AG2 citations63
US5036063AJul 30, 1991

Penem derivatives

HOECHST AG4 citations63
US5710146AJan 20, 1998

Cephem derivatives and processes for their manufacture

HOECHST AG3 citations62
US4701452AOct 20, 1987

Use of cephem compounds as immunomodulators

HOECHST AG2 citations62
US4692516ASep 8, 1987

Process for the manufacture of 3-pyridinium-methyl-cephalosporins

HOECHST AG7 citations62
US4282220AAug 4, 1981

Cephem derivatives

HOECHST AG6 citations62
US4454129AJun 12, 1984

Cephem derivatives

HOECHST AG2 citations61
US5409918AApr 25, 1995

Crystalline cephem acid addition salts and process for their preparation

HOECHST AG4 citations60
USRE35754EMar 24, 1998

Cephem derivatives

HOECHST AG0 citations52
US5091382AFeb 25, 1992

Cephalosporin derivatives

HOECHST AG1 citations51
USRE34865EFeb 21, 1995

Cephalosporin derivatives

HOECHST AG1 citations50
US5306717AApr 26, 1994

Cephalosporin derivatives

HOECHST AG1 citations48

ROUSSEL UCLAF

1 patent

AVENTIS PHARMA GMBH

1 patent