Inventor

Helmut Heel

Inventor

Dannstadt-Schauernheim, DE

Overview

3→

Patents

1992–2001

Patent span

Chemistry

Primary field (CPC C)

Patents· 3 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds25%

B29CShaping or joining of plastics13%

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. inserts13%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds13%

C08JWorking-up13%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients13%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

PatentTitleYear

6,329,448'Method for producing dyed moulding materials'2001 6,232,435'Polyalkylene arylates containing a high proportion of carboxyl end groups'2001 5,094,797'Preparation of pigmented curable polyester molding compounds'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2001Patents assigned to BASF AG (3)· patent assignee history

1992–2001Based in Dannstadt-Schauernheim, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BASF AG	3	1992–2001

Locations

Location	Patents	Span
Dannstadt-Schauernheim, DE	3	1992–2001