Inventor

Edward J. Deyrup

Inventor

Northeast, MD, US

Overview

14→

Patents

1976–1997

Patent span

Chemistry

Primary field (CPC C)

Patents· 14 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds30%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients17%

Y10TTechnical subjects covered by former us classification17%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form13%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

A47JKitchen equipment3%

C23CCoating metallic material3%

H05KPrinted circuits3%

PatentTitleYear

5,627,236'Bonding resin and methods relating thereto'1997 5,405,921'Polyester compositions having improved optical properties and heat stability'1995 RE034546'Plastic composite barrier structures'1994 RE034537'Plastic composite barrier structures'1994 5,039,565'Plastic composite barrier structures'1991 4,912,167'Polyester compositions for blow molding'1990 4,873,137'Food tray'1989 4,758,629'Thermoplastic compositions of crystalline polyolefin and ethylene-containing copolymer'1988 4,753,980'Toughened thermoplastic polyester compositions'1988 RE032334'Molding resins'1987 4,486,564'Molding compositions'1984 4,352,904'Molding resins'1982 4,294,938'Thermal stabilization of polyalkylene terephthalate resin compositions'1981 3,963,590'Process for electroplating polyoxymethylene'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1997Patents assigned to DU PONT (13)· patent assignee history

1976–1995Based in Northeast, MD, US· patent location history

1991–1997Based in North East, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DU PONT	13	1976–1997

Locations

Location	Patents	Span
Northeast, Maryland, US	10	1976–1995
North East, Maryland, US	4	1991–1997