Inventor
Steven L. Brewster
Inventor
Lake Jackson, TX, US
Overview
13→
Patents
1989–1995
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification27%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons21%
C07CAcyclic or carbocyclic compounds9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C08JWorking-up6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
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. inserts3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
C01CAmmonia3%
C04BLime, magnesia3%
PatentTitleYear
5,463,140'Process for making polyphenols from ketones or aldehydes and phenols'19955,387,725'Chlorination process, alkylation of products of said process and some products thereof'19955,034,267'Carbonaceous fiber or fiber assembly with inorganic coating'19915,030,509'Carbonaceous fiber or fiber assembly with inorganic coating'19915,028,477'Carbonaceous fiber or fiber assembly with inorganic coating'19914,978,571'Carbonaceous fiber or fiber assembly with inorganic coating'19904,956,235'Carbonaceous fiber or fiber assembly with inorganic coating'19904,944,999'Carbonaceous fiber or fiber assembly with inorganic coating'19904,923,747'Ceramic thermal barriers'19904,902,563'Carbonaceous fiber or fiber assembly with inorganic coating'19904,885,150'Stable thiocyanogen composition'19894,868,038'Carbonaceous fiber reinforced composites'19894,806,296'Process of modifying polymers to produce a more readily paintable surface'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1995Patents assigned to DOW CHEMICAL CO (13)· patent assignee history
1989–1995Based in Lake Jackson, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DOW CHEMICAL CO | 13 | 1989–1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lake Jackson, Texas, US | 13 | 1989–1995 |