Elwell; Richard J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Elwell; Richard J..The latest application filed is for "continuous process and system of producing polyether polyols".

Company Profile

0.4.5

Elwell; Richard J. - Lake Jackson TX
Elwell; Richard J. - Stade DE
Elwell, Richard J. - EC Terneuzen NL
Elwell; Richard J. - Terneuzen NL

*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
Continuous Process And System Of Producing Polyether Polyols App 20080221281 - Verwijs; Jan W. ; et al.	2008-09-11
Continuous process and system of producing polyether polyols Grant 7,378,559 - Verwijs , et al. May 27, 2	2008-05-27
Continuous process and system of producing polyether polyols App 20060155151 - Verwijs; Jan W. ; et al.	2006-07-13
Low emission polyurethane polymers made with autocatalytic polyols App 20050020707 - Waddington, Simon ; et al.	2005-01-27
Low emission polyurethane polymers made with autocatalytic polyols Grant 6,762,274 - Waddington , et al. July 13, 2	2004-07-13
Polymerization of ethylene oxide using metal cyanide catalysts Grant 6,642,423 - Clement , et al. November 4, 2	2003-11-04
Low emission polyurethane polymers made with autocatalytic polyols App 20030100699 - Waddington, Simon ; et al.	2003-05-29
Polymerization of ethylene oxide using metal cyanide catalysts App 20020198413 - Clement, Katherine S. ; et al.	2002-12-26
Isocyanate-terminated prepolymer and polyurethane foam prepared therefrom Grant 5,114,989 - Elwell , et al. May 19, 1	1992-05-19

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