Michels; Erhard

Patent Applications and Registrations

Patent applications and USPTO patent grants for Michels; Erhard.The latest application filed is for "reaction system for a one component rigid polyurethane foam".

Company Profile

1.7.19

Michels; Erhard - Koln DE
Michels; Erhard - Cologne DE
MICHELS; Erhard - Stade 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
Reaction System For A One Component Rigid Polyurethane Foam App 20210253781 - Albers; Reinhard ; et al.	2021-08-19
Polyurethane hybrid polymers and process for the production thereof Grant 10,889,679 - Arntz , et al. January 12, 2	2021-01-12
Polyurethane Hybrid Polymers And Process For The Production Thereof App 20200308333 - Arntz; Hans-Detlef ; et al.	2020-10-01
Reaction System For A Low-monomer Content Single-component Polyurethane Foam Ii App 20160297917 - MICHELS; Erhard ; et al.	2016-10-13
Polyurethane casting resins and potting compounds produced therefrom Grant 9,376,564 - Hupka , et al. June 28, 2	2016-06-28
Polyurethane Casting Resins And Potting Compounds Produced Therefrom App 20150225566 - Hupka; Florian ; et al.	2015-08-13
Polymer Dispersions In Polyester Polyols App 20100280212 - NEFZGER; Hartmut ; et al.	2010-11-04
Polymer dispersions in polyester polyols Grant 7,772,321 - Nefzger , et al. August 10, 2	2010-08-10
Polyisocyanates And Polyurethanes Containing Polymer Modifiers And Their Use App 20080319096 - Mayer; Eduard ; et al.	2008-12-25
Process for cleaning production plants for polyester polyols Grant 7,091,304 - Nefzger , et al. August 15, 2	2006-08-15
Polymer dispersions in polyester polyols App 20060135727 - Nefzger; Hartmut ; et al.	2006-06-22
Polyurethane elastomers having improved antistatic behavior App 20060058455 - Michels; Erhard ; et al.	2006-03-16
Flexible molded parts of expanded polyurethane and their use App 20050197413 - Grimm, Wolfgang ; et al.	2005-09-08
Process for cleaning production plants for polyester polyols App 20050143555 - Nefzger, Hartmut ; et al.	2005-06-30
Polymer dispersions in polyesterpolyols App 20050137275 - Nefzger, Hartmut ; et al.	2005-06-23
Polymer dispersions in polyesterpolyols App 20050131137 - Nefzger, Hartmut ; et al.	2005-06-16
Process for working up polymer dispersions in polyesterpolyols App 20050124733 - Nefzger, Hartmut ; et al.	2005-06-09
Polyurethane elastomers and processes for their preparation and use Grant 6,858,699 - Michels , et al. February 22, 2	2005-02-22
Polymer dispersions in polyester polyols App 20050027067 - Nefzger, Hartmut ; et al.	2005-02-03
Flexible moldings of foamed polyurethane and their use App 20040220290 - Grimm, Wolfgang ; et al.	2004-11-04
Polyurethane elastomers which exhibit improved stability to hydrolysis Grant 6,737,471 - Lorenz , et al. May 18, 2	2004-05-18
Polyurethane elastomers and processes for their preparation and use App 20040082677 - Michels, Erhard ; et al.	2004-04-29
Polyisocyanates and polyurethanes containing polymer modifiers, and their use App 20030220445 - Mayer, Eduard ; et al.	2003-11-27
Polyurethane elastomers which exhibit improved stability to hydrolysis App 20020120028 - Lorenz, Klaus ; et al.	2002-08-29
Polyurethane elastomers which exhibit improved stability to hydrolysis App 20020120027 - Lorenz, Klaus ; et al.	2002-08-29
Two step procedure for the production of semi-hard solid polyurethane molded bodies Grant 6,147,181 - Michels , et al. November 14, 2	2000-11-14

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