Chung; David Y.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chung; David Y..The latest application filed is for "polydispersity-controlled isoolefin polymerization with polymorphogenates".

Company Profile

0.18.5

Chung; David Y. - Bellaire TX
Chung; David Y. - Edison NJ

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Polydispersity-controlled isoolefin polymerization with polymorphogenates Grant 8,178,465 - Shaffer , et al. May 15, 2	2012-05-15
Polydispersity-Controlled Isoolefin Polymerization With Polymorphogenates App 20110111950 - Shaffer; Timothy D. ; et al.	2011-05-12
Polydispersity-controlled isoolefin polymerization with polymorphogenates Grant 7,893,176 - Shaffer , et al. February 22, 2	2011-02-22
Processable branched isoolefin-alkylstyrene elastomers Grant 7,767,743 - Weng , et al. August 3, 2	2010-08-03
Butyl nanocomposite via low Mw elastomer pre-blend Grant 7,638,573 - Wang , et al. December 29, 2	2009-12-29
Polydispersity-controlled isoolefin polymerization with polymorphogenates App 20080234447 - Shaffer; Timothy D. ; et al.	2008-09-25
Method and apparatus for decreasing polymer deposition Grant 7,402,636 - Shaffer , et al. July 22, 2	2008-07-22
Butyl nanocomposite via low Mw elastomer pre-blend App 20070238822 - Wang; Hsien-Chang ; et al.	2007-10-11
Processable branched isoolefin-alkylstyrene elastomers App 20070213444 - Weng; Weiqing ; et al.	2007-09-13
Process for polymerizing cationically polymerizable monomers Grant 6,939,933 - Webb , et al. September 6, 2	2005-09-06
Process for polymerizing cationically polymerizable monomers App 20040054103 - Webb, Robert N. ; et al.	2004-03-18
Process for producing a functionalized thermoplastic polymer Grant 5,565,161 - Auda , et al. October 15, 1	1996-10-15
Multiple reaction process in melt processing equipment Grant 5,552,096 - Auda , et al. September 3, 1	1996-09-03
Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions Grant 5,427,702 - Chung , et al. June 27, 1	1995-06-27
Multiple reaction process in melt processing equipment Grant 5,424,367 - Auda , et al. June 13, 1	1995-06-13
Viscosity index improver Grant 5,401,427 - Chung , et al. March 28, 1	1995-03-28
Multifunctional viscosity index improver exhibitng improved low temperature viscometric properties Grant 5,262,075 - Chung , et al. * November 16, 1	1993-11-16
Viscosity index improver Grant 5,244,590 - Chung , et al. September 14, 1	1993-09-14
Multifunctional viscosity index improver derived from polyamine containing one primary amino group and at least one secondary amino group exhibiting improved low temperature viscometric properties Grant 5,210,146 - Gutierrez , et al. May 11, 1	1993-05-11
Grafted viscosity index improver Grant 5,167,848 - Chung , et al. December 1, 1	1992-12-01
Visosity index improver Grant 5,068,047 - Chung , et al. November 26, 1	1991-11-26
Ethylene copolymer viscosity index improver dispersant additive useful in oil compositions Grant 4,803,003 - Chung February 7, 1	1989-02-07
Viscosity index improver-dispersant additive Grant 4,735,736 - Chung April 5, 1	1988-04-05

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