Inventor

Kou-Chang Liu

Inventor

Wayne, NJ, US

Overview

1980–2014

Patent span

Chemistry

Primary field (CPC C)

Patents· 82 as inventor

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

C08Fprimary

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds12%

C07CAcyclic or carbocyclic compounds9%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%

D21HPulp compositions9%

A61KPreparations for medical, dental or toiletry purposes7%

Y10TTechnical subjects covered by former us classification7%

A61QSpecific use of cosmetics or similar toiletry preparations7%

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

A01NPreservation of bodies of humans or animals or plants or parts thereof6%

C07DHeterocyclic compounds5%

PatentTitleYear

8,778,386'Anti-microbial substrates with peroxide treatment'2014 7,897,015'Single ply tissue products surface treated with a softening agent'2011 7,625,462'Tissue products containing triggerable polymeric bonding agents'2009 7,588,662'Tissue products containing non-fibrous polymeric surface structures and a topically-applied softening composition'2009 7,470,345'Rolled paper product having high bulk and softness'2008 7,396,593'Single ply tissue products surface treated with a softening agent'2008 7,186,318'Soft tissue hydrophilic tissue products containing polysiloxane and having unique absorbent properties'2007 7,101,460'Soft paper product including beneficial agents'2006 6,977,026'Method for applying softening compositions to a tissue product'2005 6,949,168'Soft paper product including beneficial agents'2005 6,805,965'Method for the application of hydrophobic chemicals to tissue webs'2004 6,599,394'Soft absorbent tissue treated with a chemical composition'2003 6,599,393'Soft absorbent tissue containing hydrophilically-modified amino-functional polysiloxanes'2003 6,582,558'Soft absorbent tissue containing hydrophilic polysiloxanes'2003 6,576,087'Soft absorbent tissue containing polysiloxanes'2003 6,514,383'Soft absorbent tissue containing derivitized amino-functional polysiloxanes'2003 6,511,580'Soft absorbent tissue containing derivitized amino-functional polysiloxanes'2003 6,432,270'Soft absorbent tissue'2002 6,299,866'Water-based, hair care products containing homogeneous terpolymers having both hair styling and conditioning properties'2001 6,207,778'Conditioning/styling terpolymers'2001 6,193,961'Personal care composition containing a homogeneous terpolymer of an n-vinyl lactam and a polysiloxane'2001 6,136,934'Process for making substantially homogeneous polymers'2000 6,110,454'Process for making substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications'2000 5,997,855'Personal care composition containing a clear homogeneous polymer of an N-vinyl lactam'1999 5,916,544'Sunscreen concentrate'1999 5,844,041'Process for increasing the viscosity of aqueous solutions of homogeneous copolymers of vinyl pyrrolidone and n-3, 3-dimethylaminopropyl methacrylamide'1998 5,830,964'Vinyl pyrrolidone polymers substantially free of vinyl lactam monomers'1998 5,626,836'Low VOC hair spray compositions containing terpolymers of vinyl pyrrolidone, vinyl caprolactam and 3-(N-dimethylaminopropyl) methacrylamide'1997 5,609,865'Substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications'1997 5,603,919'Low VOC hair spray fixative compositions containing a tetramer'1997 5,523,369'Homogeneous polymerization process for making substantially homogeneous terpolymers'1996 5,492,988'Homogeneous polymerization process for making substantially homogeneous terpolymers of vinyl pyrrolidone, an organic quarternary ammonium monomer and a hydrophobic monomer'1996 5,215,869'Process of forming a permanent yellow imaged light modulating film'1993 5,215,870'Process of forming a permanent yellow imaged light modulating film'1993 5,183,946'Vinyloxy hydroxyalkylcycloalkane and preparation therefor'1993 5,158,811'Divinyl ether siloxanes'1992 5,158,862'Processless imaging to maximize blue light absorption of an image'1992 5,156,897'Aromatic vinyl ether siloxanes'1992 5,157,094'Aromatic vinyl ether siloxanes'1992 5,153,292'Divinyl ether siloxanes'1992 5,153,106'Direct color imaging with laser in a writing mode'1992 5,149,617'Imageable diacetylene ethers'1992 5,149,616'Processless imaging to maximize blue light absorption of an image'1992 5,147,946'Vinyl ether siloxane copolymeric composition'1992 5,147,727'Aryloxy polyvinyl ethers'1992 5,139,926'Permanent yellow imaged light modulating film'1992 5,139,927'Permanent yellow imaged light modulating film'1992 5,106,885'Radiation curable compositions containing multifunctional vinyl ether monomers and protective coatings formed therefrom'1992 5,106,705'Vinyl ether siloxanes as protective coatings and soil-release surfacings'1992 5,098,791'Substrate coated with epoxy vinyl ether'1992 5,096,783'Substrate coated with epoxy vinyl ether'1992 5,095,134'Thermochromic diacetylene ethers containing ester or urethane groups'1992 5,095,154'Trivinyl ether of 1,1,1-tris(hydroxymethyl) ethane'1992 5,082,874'Aryloxy polyvinyl ethers'1992 5,047,494'Castable polyurethane elastomers chain extended with 2,3-bis(hydroxymethyl)bicyclo[2,2,1]heptane'1991 5,026,810'Vinyl ether siloxanes'1991 5,012,011'Fluorinated vinyl ether'1991 4,980,428'Epoxy vinyl ethers and synthesis of an epoxy vinyl ether from a hydroxylated vinyl ether and a polyepoxide'1990 4,980,430'Epoxy vinyl ethers and synthesis of an epoxy vinyl ether from a hydroxylated vinyl ether and a diepoxide'1990 4,954,582'Benzyloxy vinyl ethers'1990 4,948,866'Process for preparing 2,3-bis(hydroxymethyl) bicyclo [2,2,1] heptane and polyester therewith'1990 4,939,273'Method for conversion of ethylidene N,N\'-bis-pyrrolidone into 2-pyrrolidone'1990 4,927,976'Process for preparing 2,3-bis(hydroxyethoxymethyl) bicyclo [2,2,1] heptane and polyester therewith'1990 4,873,336'Process for the preparation of N-vinyl lactams'1989 4,824,967'Process for the preparation of 2-pyrrolidone'1989 4,797,505'Process for the preparation of substituted diphenyl ethers'1989 4,720,578'Preparation of fluorinated carboxypropylated non-ionic surfactants'1988 4,692,551'Preparation of carboxypropylated non-ionic surfactants'1987 4,614,538'Herbicidal composition'1986 4,568,429'Process for the preparation of 2,4-dihydroxybenzophenones'1986 4,568,382'Herbicidal compounds, compositions, and method of use'1986 4,543,426'Herbicidal compounds'1985 4,448,982'Selective process for the preparation of hydroxy alkyl phenoxy benzoates'1984 4,435,588'Herbicidal compounds, compositions, and method of use'1984 4,429,146'Substituted diphenyl ether herbicides and process for use'1984 4,401,457'3\'-(Substituted phenyl)-spiro[isobenzofuran-1(3H),5\'(4\'H)-isoxazol]-3-ones and their use as herbicides'1983 4,364,768'3\'-(Substituted phenyl)-spiro[isobenzofuran-1(3H),5\'(4\'H)-isoxazol]-3-ones and their use as plant growth regulants'1982 4,230,866'Preparation of 3-aryl-isoxazol-5-yl-benzoic acid and salts thereof'1980 4,223,154'Preparation of 2-(3-aryl-5-isoxazol) benzoyl halide'1980 4,209,629'3\'-(Substituted phenyl)-spiro[isobenzofuran-1(3H),5\'(4\'H)-isoxazol]-3-ones'1980 4,208,510'Preparation of 3-aryl-isoxazol-5-yl benzoates'1980 4,197,405'Thermolysis of 3\'-(Aryl)-spiro[isobenzofuran-1(3H),5\'(4\'H)-isoxazol]-3-one'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1983Patents assigned to MONSANTO CO (7)· patent assignee history

1980–1983Based in Creve Coeur, MO, US· patent location history

1984–1989Patents assigned to GAF CORP (12)· patent assignee history

1984–2001Based in Wayne, NJ, US· patent location history

1990–1991Patents assigned to GAF CHEMICALS CORP (8)· patent assignee history

1991–2001Patents assigned to ISP INVESTMENTS INC (37)· patent assignee history

2002–2014Patents assigned to KIMBERLY CLARK CO (18)· patent assignee history

2002–2014Based in Appleton, WI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ISP INVESTMENTS INC	37	1991–2001
KIMBERLY CLARK CO	18	2002–2014
GAF CORP	12	1984–1989
GAF CHEMICALS CORP	8	1990–1991
MONSANTO CO	7	1980–1983

Locations

Location	Patents	Span
Wayne, New Jersey, US	57	1984–2001
Appleton, WI, US	18	2002–2014
Creve Coeur, MO, US	7	1980–1983