Inventor

Steven Lee Stafford

Inventor

Gray, TN, US

Overview

26→

Patents

1990–2018

Patent span

Chemistry

Primary field (CPC C)

Patents· 26 as inventor

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

Y10Tprimary

Y10TTechnical subjects covered by former us classification20%

C08LCompositions of macromolecular compounds13%

B29CShaping or joining of plastics10%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients10%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%

C08JWorking-up7%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers5%

B29BPreparation or pretreatment of the material to be shaped4%

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. inserts4%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%

PatentTitleYear

9,920,526'Coated structural members having improved resistance to cracking'2018 9,919,503'Extrusion coating of elongated substrates'2018 8,865,261'Extrusion coating of elongated substrates'2014 8,791,187'Aluminum/alkyline or alkali/titanium containing polyesters having improved reheat, color and clarity'2014 8,431,202'Aluminum/alkaline or alkali/titanium containing polyesters having improved reheat, color and clarity'2013 8,247,522'Production of non-solid-stated polyester particles having solid-stated properties'2012 8,057,726'Screw designs having improved performance with low melting PET resins'2011 8,039,578'Polyester composition with modifier hydroxyl compound'2011 8,039,577'Polyester polymer and copolymer compositions containing titanium nitride particles'2011 7,989,577'Production of non-solid-stated polyester particles having solid-stated properties'2011 7,868,125'Production of non-solid-stated polyester particles having solid-stated properties'2011 7,641,950'Polyester/polyamide blend having improved flavor retaining property and clarity'2010 7,399,802'Polyesters and polyester containers having a reduced coefficient of friction and improved clarity'2008 7,375,154'Polyester/polyamide blend having improved flavor retaining property and clarity'2008 7,368,523'Polyester polymer and copolymer compositions containing titanium nitride particles'2008 7,288,586'Polyester based cobalt concentrates for oxygen scavenging compositions'2007 6,903,154'Polyesters and polyester containers having a reduced coefficient of friction and improved clarity'2005 6,777,048'Polyester compositions containing silicon carbide'2004 6,444,283'Polyester-polyamide blends with reduced gas permeability and low haze'2002 6,239,233'Polyester/polyamide blends with improved color'2001 5,985,389'Polyester and optical brightener blend having improved properties'1999 5,650,469'Polyester/polyamide blend having improved flavor retaining property and clarity'1997 5,340,884'Polyamide concentrate useful for producing blends having improved flavor retaining property and clarity'1994 5,266,413'Copolyester/polyamide blend having improved flavor retaining property and clarity'1993 5,258,233'Polyester/polyamide blend having improved flavor retaining property and clarity'1993 4,956,443'Polyester from hydroxyethoxyphenoxy acetic acid with improve gas barrier properties'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1994Patents assigned to EASTMAN KODAK CO (4)· patent assignee history

1990–2018Based in Gray, TN, US· patent location history

1997–2018Patents assigned to EASTMAN CHEM CO (16)· patent assignee history

2011–2014Patents assigned to GRUPO PETROTEMEX SA DE CV (5)· patent assignee history

2011–2014Patents assigned to STAFFORD STEVEN LEE (4)· patent assignee history

2012–2014Patents assigned to JERNIGAN MARY THERESE (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EASTMAN CHEM CO	16	1997–2018
GRUPO PETROTEMEX SA DE CV	5	2011–2014
EASTMAN KODAK CO	4	1990–1994
STAFFORD STEVEN LEEself	4	2011–2014
JERNIGAN MARY THERESE	3	2012–2014

Locations

Location	Patents	Span
Gray, TN, US	26	1990–2018