Inventor

Dietmar Nussbaumer

Inventor

Gottingen, DE

Overview

26→

Patents

1979–2013

Patent span

Performing operations

Primary field (CPC B)

Patents· 26 as inventor

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

B01Dprimary

B01DSeparation37%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry15%

G01NInvestigating or analysing materials by determining their chemical or physical properties11%

C07KPeptides7%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%

C08JWorking-up4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

B01LChemical or physical laboratory apparatus for general use2%

C02FTreatment of water, waste water, sewage, or sludge2%

C07HSugars2%

PatentTitleYear

8,343,351'Membrane for removing proteases from liquids'2013 8,343,350'Membrane, device and method for removing proteases from liquids'2013 7,422,686'Cellulose hydrate ultrafiltration membranes and method for their production'2008 7,311,832'Adsorption membranes, method of producing same and equipment, including the adsorption membranes'2007 6,911,148'Adsorptive membrane device for treating particle-laden liquid feeds'2005 6,562,583'Method for detecting microorganisms in gases'2003 6,491,869'Method for preparing assay supports having an ordered set of reaction zones'2002 6,294,090'Adsorptive substance separation device'2001 6,287,461'Tandem system for adsorptive separation'2001 6,257,416'Fluid treatment device with tangential ducts and method for dimensioning the device'2001 6,235,892'Process for the purification of nucleic acids'2001 6,017,454'Centrifugal filtration onto membrane adsorbers'2000 6,001,974'Method of separating albumin from serum by ion-exchange chromatography with membrane adsorbers'1999 5,739,316'Cross-linked cellulose hydrate membranes'1998 5,618,418'Dead-end membrane adsorbers'1997 5,556,708'Process for grafting of nitrogen containing polymers and polymers obtained thereby'1996 5,547,575'Method for the surface modification of formed bodies and formed bodies produced thereby'1996 5,227,070'Textile reinforced membrane filter, method for manufacture and application'1993 5,215,692'Process for the surface grafting of formed bodies, in particulate also microporous membranes made from nitrogen-containing polymers'1993 4,969,997'Fluid-impermeable areas on porous membrane filters and their application'1990 4,522,713'Apparatus for static membrane filtration'1985 4,490,256'Apparatus for static membrane filtration'1984 4,430,218'Separating device for fluids, consisting of support plates and cut sections of a semi-permeable diaphragm'1984 4,392,963'Resorcinol or phloroglucinol condensation product for aqueous mixture purification'1983 4,234,528'Asymmetrical ultrafiltration membrane based on cellulose hydrate'1980 4,147,622'Process for manufacturing membranes for osmotic separation'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2001Based in Gottingen, DE· patent location history

1980–2005Patents assigned to SARTORIUS GMBH (21)· patent assignee history

2002–2003Based in Gttingen, DE· patent location history

2005–2013Based in GÃ¶ttingen, DE· patent location history

2007Based in Goettingen, DE· patent location history

2013Patents assigned to DEMMER WOLFGANG (2)· patent assignee history

2013Patents assigned to HOERL HANS-HEINRICH (2)· patent assignee history

2013Patents assigned to NUSSBAUMER DIETMAR (2)· patent assignee history

2013Patents assigned to SARTORIUS AG (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SARTORIUS GMBH	21	1980–2005
DEMMER WOLFGANG	2	2013
HOERL HANS-HEINRICH	2	2013
NUSSBAUMER DIETMARself	2	2013
SARTORIUS AG	2	2013

Locations

Location	Patents	Span
Gottingen, DE	19	1979–2001
GÃ¶ttingen, DE	4	2005–2013
Gttingen, DE	2	2002–2003
Goettingen, DE	1	2007