Inventor

Franz Somm

Inventor

Riehen, CH

Overview

5→

Patents

1976–1992

Patent span

Textiles

Primary field (CPC D)

Patents· 5 as inventor

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

D06Pprimary

D06PDyeing or printing textiles33%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments22%

D06BTreating textile materials using liquids, gases or vapours22%

B29CShaping or joining of plastics11%

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. inserts11%

PatentTitleYear

5,099,534'Continuous dyeing process'1992 4,286,961'Reduction clearing of disperse dyes'1981 4,264,323'Aqueous concentrates of cold-dyeing fibre reactive dyes'1981 4,185,962'Dyeing with organic dyestuffs dispersed in an organic liquid'1980 3,968,571'Drying process'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1992Patents assigned to SANDOZ LTD (4)· patent assignee history

1976–1992Based in Riehen, CH· patent location history

1980Patents assigned to SANDOZ AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SANDOZ LTD	4	1976–1992
SANDOZ AG	1	1980

Locations

Location	Patents	Span
Riehen, CH	5	1976–1992