Inventor

Gerhard Scheffler

Inventor

Hanau, DE

Overview

18→

Patents

1977–2000

Patent span

Human necessities

Primary field (CPC A)

Patents· 18 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds41%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations38%

A61KPreparations for medical, dental or toiletry purposes11%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%

Y02PClimate change mitigation technologies in the production or processing of goods3%

PatentTitleYear

6,017,909'Salts of azelastine having improved solubility effective at treating psoriasis and providing a cytoprotective effect'2000 5,998,403'Salts of azelastine having improved solubility useful at providing a cytoprotective effect'1999 5,859,003'Salts of azelastine having improved solubility'1999 5,354,750'Phthalazines containing an aromatic ether or thioether group in the 1-position'1994 5,232,919'Azelastine embonate and compositions which contain it'1993 5,086,050'Method of treating inflammatory disorders and psoriasis with salts of azelastine'1992 4,929,607'oxazaphosphorin-4-thio alkanesulphonic acids, neutral salts thereof and method to treat cancer diseases and to produce immunosuppression'1990 4,851,420'2,6-diamino-3-halobenzylpyridines and processes for their manufacture as well as their use in pharmaceuticals'1989 4,841,047'4-benzyl-1-(2H)-phthalazinone-derivates'1989 4,785,110'Process for the production of 2-amino-3-nitro-6-(4-fluorobenzylamino)-pyridine'1988 4,738,983'Ethylenediamine and guanidine-derivatives'1988 4,704,387'N-benzyl, phenethyl, methoxyethyl or allyl substituted benzylphthalazinones having antiallergic and antihistamine action'1987 4,643,995'Analgesic pyridine-2-ethers or pyridine-2-thioethers having a nitrogen-containing cycloaliphatic ring'1987 4,623,742'Oxazaphosphorin-4-thio-alkanesulphonic acids, and neutral salts thereof'1986 4,618,692'4-carbamoyloxy-oxazaphosphorins'1986 4,239,761'Basically substituted ureas and processes for the treatment of virus diseases'1980 4,124,716'Process for the treatment of spasmodic conditions in humans'1978 4,065,501'Basic enol ether and acid addition salts thereof'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1987Patents assigned to ASTA WERKE AG CHEM FAB (6)· patent assignee history

1977–1978Based in Senne, DE· patent location history

1980–1990Based in Bielefeld, DE· patent location history

1987–1988Patents assigned to DEGUSSA (3)· patent assignee history

1987–1993Based in Hanau, DE· patent location history

1989–2000Patents assigned to ASTA PHARMA AG (6)· patent assignee history

1989Patents assigned to AASTA PHARMA AG (1)· patent assignee history

1992–2000Based in Bruchkobel, DE· patent location history

1994Patents assigned to ASTA MEDICA AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ASTA PHARMA AG	6	1989–2000
ASTA WERKE AG CHEM FAB	6	1977–1987
DEGUSSA	3	1987–1988
AASTA PHARMA AG	1	1989
ASTA MEDICA AG	1	1994

Locations

Location	Patents	Span
Hanau, DE	7	1987–1993
Bruchkobel, DE	5	1992–2000
Bielefeld, DE	4	1980–1990
Senne, DE	2	1977–1978