Widmaier; Ralf

Patent Applications and Registrations

Patent applications and USPTO patent grants for Widmaier; Ralf.The latest application filed is for "use of a copolymer in the form of a solubiliser for a poorly water-soluble compound".

Company Profile

0.14.22

Widmaier; Ralf - Ludwigshafen N/A DE
Widmaier; Ralf - Mannheim N/A DE

*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
Use of a copolymer in the form of a solubiliser for a poorly water-soluble compound Grant 8,632,763 - Bouillo , et al. January 21, 2	2014-01-21
Fine-particle crosslinked polyvinylpyrrolidone as tablet disintegrant Grant 8,597,679 - Kolter , et al. December 3, 2	2013-12-03
Method for the stabilization of polyvinylpyrrolidones Grant 8,524,827 - Kolter , et al. September 3, 2	2013-09-03
Use Of A Copolymer In The Form Of A Solubiliser For A Poorly Water-soluble Compound App 20120178728 - Bouillo; Nathalie ; et al.	2012-07-12
Use of copolymers as solubilizers for slightly water-soluble compounds Grant 8,158,686 - Bouillo , et al. April 17, 2	2012-04-17
Method For Stabilizing Polymers App 20110257339 - Fischer; Frank ; et al.	2011-10-20
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer by polymerization under increased pressure Grant 7,847,044 - Dobrawa , et al. December 7, 2	2010-12-07
Stabilisation of aqueous solutions of homopolymers and copolymers of N-vinylpyrrolidones Grant 7,666,935 - Bohrer , et al. February 23, 2	2010-02-23
Thermoplastic Polymer-based Solid Dispersions Suitable As Filter Aids App 20100029854 - Mathauer; Klemens ; et al.	2010-02-04
Methods of producing water-soluble, non-turbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer Grant 7,629,425 - Dobrawa , et al. December 8, 2	2009-12-08
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer Grant 7,572,870 - Dobrawa , et al. August 11, 2	2009-08-11
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer Grant 7,572,871 - Dobrawa , et al. August 11, 2	2009-08-11
Process For Preparing Polyvinylpyrrolidones By Spray Polymerization App 20090131549 - Losch; Dennis ; et al.	2009-05-21
Fine-Particle Crosslinked Polyvinylpyrrolidone as Tablet Disintegrant App 20080299191 - Kolter; Karl ; et al.	2008-12-04
Use of Copolymers as Solubilizers For Slightly Water-Soluble Compounds App 20080293828 - Bouillo; Nathalie ; et al.	2008-11-27
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer Grant 7,449,531 - Dobrawa , et al. November 11, 2	2008-11-11
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer Grant 7,442,751 - Dobrawa , et al. October 28, 2	2008-10-28
Process For Preparing Graft Polymers App 20080255326 - Widmaier; Ralf ; et al.	2008-10-16
Method For the Stabilization of Polyvinylpyrrolidones App 20080139724 - Kolter; Karl ; et al.	2008-06-12
Methods Of Producing Water-soluble, Non-turbid Copolymers Of At Least One Water-soluble N-vinyllactam And At Least One Hydrophobic Comonomer App 20080125554 - Dobrawa; Rainer ; et al.	2008-05-29
Microcapsule Dispersions App 20080103265 - Schocker; Petra ; et al.	2008-05-01
Stabilisation of Aqueous Solutions of Homopolymers and Copolymers of N-Vinylpyrrolidones App 20080033091 - Bohrer; Erik ; et al.	2008-02-07
Method for producing a water-in-water polyvinyl lactam dispersion with a k value of = 120 App 20070154438 - Chrisstoffels; Lysander ; et al.	2007-07-05
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer App 20070149739 - Dobrawa; Rainer ; et al.	2007-06-28
Method of producing water-soluble nonturbid copolymers of at least one water-soluble n-vinyllactam and at least one hydrophobic comonomer App 20070149737 - Dobrawa; Rainer ; et al.	2007-06-28
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer App 20070149736 - Dobrawa; Rainer ; et al.	2007-06-28
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer App 20070149738 - Dobrawa; Rainer ; et al.	2007-06-28
Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer App 20070149740 - Dobrawa; Rainer ; et al.	2007-06-28
Method of producing water-soluble nonturbid copolymers of at least one water-soluble n-vinyllactam and at least one hydrophobic comonomer by polymerization under increased pressure App 20070149735 - Dobrawa; Rainer ; et al.	2007-06-28
Method for the production of 2,2'-dihydroxybiphenyls App 20070129578 - Widmaier; Ralf ; et al.	2007-06-07
Use of copolymers containing n-vinyl lactam for producing functionalized membranes App 20070056900 - Mathauer; Klemens ; et al.	2007-03-15
Method for producing 2,2'-dihydroxy-biphenyls App 20060252969 - Flores; Miguel Angel ; et al.	2006-11-09
Heterogenisation of catalytic components App 20050085374 - Koehler, Katrin ; et al.	2005-04-21

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