Inventor

Augustin T. Chen

Inventor

Cheshire, CT, US

Overview

31→

Patents

1977–2008

Patent span

Chemistry

Primary field (CPC C)

Patents· 31 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 bonds24%

C08LCompositions of macromolecular compounds24%

C09JAdhesives11%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%

C08JWorking-up5%

C09DCoating compositions, e.g. paints, varnishes or lacquers5%

Y10TTechnical subjects covered by former us classification4%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management2%

PatentTitleYear

7,339,002'Removable, water-whitening resistant pressure sensitive adhesives'2008 7,169,846'Process for improving water-whitening resistance of pressure sensitive adhesives'2007 7,115,682'Removable, water-whitening resistant pressure sensitive adhesives'2006 7,022,745'Process for forming solid pressure sensitive adhesive polymer microspheres'2006 6,995,207'Removable pressure sensitive adhesives with plasticizer resistance properties'2006 6,964,991'Process for improving water-whitening resistance of pressure sensitive adhesives'2005 6,790,891'Environmentally safe paint stripper'2004 6,624,222'Environmentally safe paint stripper emulsion'2003 6,331,582'Low gloss coating'2001 5,856,420'Bis(isobutyraldimine) of 1,4-diaminobutane in HDI trimer and biuret-based coatings'1999 5,800,872'Aqueous polyurethane dispersions containing uretidione'1998 5,491,194'Thermally processable blends of high modulus polyurethanes and mass polymerized ABS resins'1996 5,321,099'Blends of semi-crystalline polyamides and polyesteramides'1994 5,319,039'Thermally processable blends of aromatic polyesters and high modulus polyurethanes'1994 5,089,571'Regenerated, high molecular weight, thermoplastic resins and process for regenerating thermoplastic resins'1992 4,868,277'Polyamide resins with good toughness properties'1989 4,822,827'Thermoplastic polyurethanes with high glass transition temperatures'1989 4,806,589'Poly(alkylene terephthalate) compositions having improved crystallization rate and properties'1989 4,772,649'Polyesteramide and sufficient carbodiimide to impart improved compression set'1988 4,649,180'Polyamide-poly-carbonate block copolymers'1987 4,562,228'Polymer blends'1985 4,547,547'Polymer blends'1985 4,536,533'Product'1985 4,501,844'Polyamides with talc as crystallization promoter'1985 4,415,693'Stabilization of polyesteramides with urethanes'1983 4,328,331'Novel polyester-amides'1982 4,178,432'Copolyoxalamide from branched chain diamine'1979 4,129,715'Polyester amides suitable for injection molding'1978 4,108,843'Copolymers of polyparabanic acids and polyamide-imides'1978 4,093,604'Copolymers of polyparabanic acids and polyamides'1978 4,006,122'Polyester-amides prepared from polymalonates and isocyanates'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1985Patents assigned to UPJOHN CO (9)· patent assignee history

1977Based in Hamden, CT, US· patent location history

1978–2008Based in Cheshire, CT, US· patent location history

1985–1996Patents assigned to DOW CHEMICAL CO (11)· patent assignee history

1998–1999Patents assigned to ARCO CHEM TECH (2)· patent assignee history

2005–2006Patents assigned to SURF CHIP INC (2)· patent assignee history

2006–2008Patents assigned to CYTEC SURFACE SPECIALTIES INC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DOW CHEMICAL CO	11	1985–1996
UPJOHN CO	9	1977–1985
CYTEC SURFACE SPECIALTIES INC	3	2006–2008
ARCO CHEM TECH	2	1998–1999
SURF CHIP INC	2	2005–2006

Locations

Location	Patents	Span
Cheshire, CT, US	30	1978–2008
Hamden, CT, US	1	1977