Inventor

Heinz Vetter

Inventor

Rossdorf, DE

Overview

33→

Patents

1979–2013

Patent span

Performing operations

Primary field (CPC B)

Patents· 33 as inventor

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

B29Cprimary

B29CShaping or joining of plastics25%

Y10TTechnical subjects covered by former us classification11%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form10%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts8%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%

B29LIndexing scheme associated with subclass b29c, relating to particular articles7%

B29BPreparation or pretreatment of the material to be shaped5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

E04CStructural elements4%

B05DProcesses for applying fluent materials to surfaces, in general2%

PatentTitleYear

8,585,275'Degassing extruder for degassing a polymer material and method for degassing a syrup consisting of polymers, solvents and/or monomers using a degassing extruder'2013 8,534,903'Drive arrangement in a degassing extruder'2013 8,043,691'Process of making a glossy film'2011 6,765,046'Process for producing polymethylmethacrylate molding materials with a neutral color'2004 6,475,420'Process of making a glossy film'2002 6,287,470'Two-step method for dehydrating plastic dispersions'2001 6,214,942'Multi-stage process for producing heat resistant dimensionally stable polymethacrylate moulding compounds'2001 5,650,107'Method for dewatering a molten synthetic resin'1997 5,625,021'Method for the production of plastic particles'1997 5,548,033'Process for the short-time treatment of a plastic melt with a liquid treatment agent and the plastic thus produced'1996 5,135,985'Homogeneous mixture of polymethacrylimide polymers'1992 5,110,877'Method for imidizing an alkyl methacrylate polymer'1992 5,053,177'Method for making a coated synthetic resin web'1991 4,921,669'Method for coating a continuous train of synthetic resin with a scratch resistant coating'1990 4,917,754'Method for coating a solid closed surface'1990 4,911,875'Method for injection molding shaped resin bodies having a scratch resistant surface'1990 4,876,311'Opaque synthetic resins'1989 4,859,392'Process and device for the production of plastic films'1989 4,733,718'Heat exchanger bodies made of plastic'1988 4,707,393'Method for making hollow multilayer multiple-wall synthetic resin panels'1987 4,647,489'Multilayer web plate with improved light-permeability'1987 4,569,875'Multilayer web panel and a process for its manufacture'1986 4,515,648'Method of making a gastight multiple-walled plastic panel'1985 4,513,048'Webbed multiple sheets'1985 4,477,521'Light transparent body of coextruded synthetic resin'1984 4,461,703'Swimming pool aeration cleaning system'1984 4,372,739'Extrusion nozzle'1983 4,308,354'Making impact resistant polymers'1981 4,261,777'Method and apparatus for making a film-coated synthetic resin tube'1981 4,235,834'Method for making biaxially stretched articles of thermoplastic resin'1980 4,211,525'Apparatus for making stretched, hollow shaped strands having corrugated intermediate supports'1980 4,179,529'Method of lubricating a thermoplastic resin strand for sliding contact in a reshaping device'1979 4,153,663'Methods for bending stretched synthetic resin sheets'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2004Patents assigned to ROEHM GMBH (27)· patent assignee history

1979–2013Based in Rossdorf, DE· patent location history

1979Based in Darmstadt-Arheilgen, DE· patent location history

1984Based in Walnut, CA, US· patent location history

2011–2013Patents assigned to EVONIK ROEHM GMBH (3)· patent assignee history

2013Patents assigned to CARLOFF RUEDIGER (2)· patent assignee history

2013Patents assigned to HEID JOACHIM (2)· patent assignee history

2013Patents assigned to VETTER HEINZ (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ROEHM GMBH	27	1979–2004
EVONIK ROEHM GMBH	3	2011–2013
CARLOFF RUEDIGER	2	2013
HEID JOACHIM	2	2013
VETTER HEINZself	2	2013

Locations

Location	Patents	Span
Rossdorf, DE	31	1979–2013
Walnut, California, US	1	1984
Darmstadt-Arheilgen, DE	1	1979