Inventor

Erich Feess

Inventor

Hofheim, DE

Overview

22→

Patents

1976–1986

Patent span

Textiles

Primary field (CPC D)

Patents· 22 as inventor

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

D06Pprimary

D06PDyeing or printing textiles40%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests28%

D06BTreating textile materials using liquids, gases or vapours14%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments12%

B41FPrinting machines or presses2%

B41MPrinting, duplicating, marking, or copying processes2%

D06QDecorating textiles2%

PatentTitleYear

4,602,914'Process for printing polyester fiber materials by the transfer printing technique: separate dots for individual colors'1986 4,461,622'Dyestuffs of the phthalocyanine series, their preparation and their use on cellulose'1984 4,428,750'Process for the localized lightening, white discharging or colored discharging of dyeings on textile sheet-like structures using dye dissolving agent'1984 4,314,811'Two-phase printing process for preparing conversion articles and discharge resist prints'1982 4,314,812'Two-phase printing process for preparing conversion articles and discharge resist prints'1982 4,242,094'Dyeing preparations and their use for preparing developing dyes'1980 4,242,091'Process for the continuous dyeing of textile webs pre-heated with infra-red or micro-waves'1980 4,231,745'Process for pad-dyeing and printing fabrics made of cellulose and/or regenerated modified cellulose and optionally polyester fibers'1980 4,212,646'Process for the printing of mixed fabrics of polyester and cellulose fibers'1980 4,212,648'Process for the printing of cellulose fiber fabrics'1980 4,201,547'Process for the preparation of azo dyestuffs on fiber materials consisting of, or containing, cellulose fibers'1980 4,195,973'Process for printing with developing dyes which employs having ether substituents derived from glycols, polyglycols, or alkoxy derivatives thereof'1980 4,118,186'Process for the fixation of organic dyestuffs on materials having a fibrous structure'1978 4,094,637'Process for the printing with developing dyes'1978 4,061,001'Device for the application of foam on textile webs'1977 4,057,389'Process for the printing with developing dyes'1977 4,046,506'Process and device for the continuous dyeing of texile webs of synthetic or mostly synthetic fibre materials'1977 3,993,434'Process and device for the fixation of prints with reactive dyestuffs'1976 3,980,426'Process for printing or pad-dyeing cellulose/polyester mixed fabrics'1976 3,973,329'Process and device for drying synthetic fibrous material'1976 3,972,677'Process for the preparation of discharge effects on dyeings or prints made with disperse dyes on flat-surface textile structures of synthetic fibers'1976 3,955,226'Process for heat fixation of dyestuffs using polyester material as filter for circulating air stream'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1986Patents assigned to HOECHST AG (21)· patent assignee history

1976–1986Based in Hofheim, DE· patent location history

1976–1977Based in Hofheim-Lorsbach, DE· patent location history

1984Patents assigned to CASSELLA FARBWERKE MAINKUR AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HOECHST AG	21	1976–1986
CASSELLA FARBWERKE MAINKUR AG	1	1984

Locations

Location	Patents	Span
Hofheim, DE	17	1976–1986
Hofheim-Lorsbach, DE	5	1976–1977