Inventor

Michael Rasberger

Inventor

Riehen, CH

Overview

1976–2001

Patent span

Chemistry

Primary field (CPC C)

Patents· 58 as inventor

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

C08Kprimary

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients34%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium23%

C07DHeterocyclic compounds12%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%

C08LCompositions of macromolecular compounds8%

C10MLubricating compositions5%

C07CAcyclic or carbocyclic compounds4%

C10NIndexing scheme associated with subclass c10m relating to lubricating compositions2%

C09KMaterials for miscellaneous applications, not provided for elsewhere2%

C10LFuels not otherwise provided for1%

PatentTitleYear

6,296,677'Liquid polyfunctional additives for improved fuel lubricity'2001 6,046,263'Liquid antioxidants as stabilizers'2000 5,665,273'Hals phosphonites as stabilizers'1997 5,523,007'Stabilized diesel engine oil'1996 4,798,822'Selected 3,9-di(2,2,6,6-tetramethyl-4-piperidyl)-2,4,8,10-tetraoxa-3,9-diphosphas piro [5,5]undecanes'1989 4,692,258'Tetrahydroquinolines as antioxidants for lubricants'1987 4,661,594'Certain [(2,2,6,6-tetramethyl-4-piperidyl)amino]-1,3,2-dioxaphosphorinanes useful as stabilizers for protecting resins'1987 4,652,648'Phosphonous acid monoester-monoamides'1987 4,579,682'Phosphonous acid monoester-monoamides'1986 4,434,109'Phosphonous acid monoester-monoamides'1984 4,414,345'Compositions stabilized with dioxaphosphepines'1983 4,409,346'Compositions stabilized by 6-amino-dibenz[d,g][1,3,2]dioxaphosphocines'1983 4,386,204'6-Piperidino-dibenz[d,g][1,3,6,2]dioxathiophosphocine'1983 4,383,950'Phosphite stabilizers'1983 4,380,676'Process for the production of 2,2\'-dihydroxy-biphenyls'1983 4,380,515'N-Substituted 6-amino-dibenz[c,e][1,2]oxaphosphorines'1983 4,374,742'Novel lubricant additives'1983 4,322,527'6-Amino-dibenz[d,g][1,3,2]dioxaphosphocines'1982 4,321,218'Phosphite stabilizer'1982 4,317,911'Piperidine containing cyanuric acid derivatives'1982 4,301,061'Dibenzodioxaphosphepines and stabilized polymers'1981 4,299,926'Polymeric light stabilizers for plastics'1981 4,297,492'Phenolic-1,3,5-triazines'1981 4,276,232'Phosphorus stabilizers'1981 4,268,593'Recording material for color photography'1981 4,263,202'Novel metal complexes'1981 4,260,691'Polymeric light stabilizers for plastics'1981 4,260,689'Polymeric light stabilizers for plastics'1981 4,259,492'Dioxaphosphepines'1981 4,250,268'Polysilylesters having a polyalkylpiperidine as part of the polymer useful as light stabilizers for plastics'1981 4,247,694'Complexes of metal salts of hydroxybenzoic acids and piperidines'1981 4,238,613'Polyalkylpiperidine derivatives'1980 4,234,699'Polymeric light stabilizers for plastics'1980 4,234,723'Nickel stabilizers for synthetic polymers'1980 4,234,700'Polymeric light stabilizers for plastics'1980 4,233,412'Polymeric light stabilizers for plastics'1980 4,233,410'Polymeric light stabilizers for plastics'1980 4,232,131'Polymeric light stabilizers for plastics'1980 4,226,999'Piperidyl esters of phenolalkylene carboxylic acids'1980 4,221,701'Stabilized synthetic polymers'1980 4,208,525'Reduction of 4-oxo-tetraalkylpiperidines'1980 4,198,334'Substituted malonic acid derivatives and their use as stabilizers'1980 4,186,267'Nickel stabilizers for synthetic polymers'1980 4,185,006'Cyclic phosphonite stabilizers'1980 4,185,007'Barbituric acid derivatives containing a phenolic moiety and/or a hindered amine moiety'1980 4,161,592'Piperidinyl-s-triazines'1979 4,154,722'Polyalkylpiperidinyl esters of diazocarboxylic acid and their use for stabilizing polymers'1979 4,151,356'5-Triazin-2-yl phosphonates'1979 4,148,783'Hydroxybenzylmalonic acid derivatives'1979 4,148,784'Phenol stabilizers'1979 4,046,788'Nickel stabilizers for synthetic polymers'1977 4,026,866'Nickel stabilizers for synthetic polymers'1977 3,993,655'Stabilizers for synthetic polymers'1976 3,971,757'3-Alkyl-4-oxo-imidazolidines and their 1-oxyls'1976 3,966,711'4-Alkyl-1,4-diaza-5-oxo-cycloheptanes and their 1-oxyls'1976 3,959,295'Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine'1976 3,954,708'Synthetic polymers stabilized with a nickel benzoate and a polyol'1976 3,948,852'Nickel stabilisers for synthetic polymers'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1997Patents assigned to CIBA GEIGY CORP (55)· patent assignee history

1976–1980Based in Allschwil, CH· patent location history

1979–2001Based in Riehen, CH· patent location history

1981Patents assigned to CIBA GEIGY AG (1)· patent assignee history

2000–2001Patents assigned to CIBA SC HOLDING AG (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CIBA GEIGY CORP	55	1976–1997
CIBA SC HOLDING AG	2	2000–2001
CIBA GEIGY AG	1	1981

Locations

Location	Patents	Span
Riehen, CH	47	1979–2001
Allschwil, CH	11	1976–1980