Inventor

Paul M. Westfall

Inventor

St. Albans, WV, US

Overview

8→

Patents

1977–1996

Patent span

Chemistry

Primary field (CPC C)

Patents· 8 as inventor

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

C08Gprimary

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds21%

C08JWorking-up21%

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 material16%

C09KMaterials for miscellaneous applications, not provided for elsewhere11%

B29CShaping or joining of plastics5%

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. inserts5%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%

C08LCompositions of macromolecular compounds5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

Y10TTechnical subjects covered by former us classification5%

PatentTitleYear

5,500,452'Soft, low density flexible polyurethane foam'1996 5,395,860'Flexible polyurethane foams using chlorinated alkanes'1995 4,902,723'Process for producing flexible polyurethane foam using hexahydro-s-triazine catalysts'1990 4,883,825'Process for the manufacture of low density, flexible polyurethane foams'1989 4,814,359'Process for producing flexible polyurethane foam using hexahydro-S-triazine catalysts'1989 4,357,428'Foamable composition'1982 4,325,831'Foamable composition'1982 4,056,646'Flocked foamed latex sheet'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1989Patents assigned to UNION CARBIDE CORP (4)· patent assignee history

1977–1996Based in St. Albans, WV, US· patent location history

1989–1990Patents assigned to UNION CARBIDE CHEM PLASTIC (2)· patent assignee history

1995–1996Patents assigned to ARCO CHEM TECH (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNION CARBIDE CORP	4	1977–1989
ARCO CHEM TECH	2	1995–1996
UNION CARBIDE CHEM PLASTIC	2	1989–1990

Locations

Location	Patents	Span
St. Albans, WV, US	8	1977–1996