Inventor

Donald M. Blake

Inventor

Sanford, MI, US

Overview

2→

Patents

1981–1985

Patent span

Chemistry

Primary field (CPC C)

Patents· 2 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds25%

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

C09DCoating compositions, e.g. paints, varnishes or lacquers13%

C09KMaterials for miscellaneous applications, not provided for elsewhere13%

D06NWall, floor, or like covering materials, e.g. linoleum, oilcloth, artificial leather, roofing felt, consisting of a fibrous web coated with a layer of macromolecular material13%

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

Y10TTechnical subjects covered by former us classification13%

PatentTitleYear

4,507,426'Synergistic mixture of polyurethane and emulsion polymers useful as thickeners for aqueous systems'1985 4,246,155'Blend of asbestos fibers, carboxylated copolymer latex and synthetic rubber latex'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1985Patents assigned to DOW CHEMICAL CO (2)· patent assignee history

1981–1985Based in Sanford, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DOW CHEMICAL CO	2	1981–1985

Locations

Location	Patents	Span
Sanford, MI, US	2	1981–1985