Heier; Karl-Heinz

Patent Applications and Registrations

Patent applications and USPTO patent grants for Heier; Karl-Heinz.The latest application filed is for "use of vinyl phosphonic acid for producing biodegradable mixed polymers and the use thereof for exploring and extracting petroleum and natural gas".

Company Profile

0.5.6

Heier; Karl-Heinz - Frankfurt am Main 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 Vinyl Phosphonic Acid For Producing Biodegradable Mixed Polymers And The Use Thereof For Exploring And Extracting Petroleum And Natural Gas App 20110263465 - Kayser; Christoph ; et al.	2011-10-27
Thermally stable water-soluble polymer which is crosslinkable at high temperatures Grant 7,696,304 - Kayser , et al. April 13, 2	2010-04-13
Fluid loss control additives for foamed cement compositions and associated methods App 20070101905 - Chatterji; Jiten ; et al.	2007-05-10
Fluid loss control additives for foamed cement compositions and associated methods App 20070105995 - Chatterji; Jiten ; et al.	2007-05-10
Method for reducing or completely eliminating water influx in an underground formation, and crosslinkable copolymers for implementing said method Grant 7,150,319 - Heier , et al. December 19, 2	2006-12-19
Compositions containing copolymers based on acryloyldimethyl aminoethylsulfonic acid and synergistic additives Grant 7,053,146 - Morschhauser , et al. May 30, 2	2006-05-30
Thermally stable water-soluble polymer which is crosslinkable at high temperatures App 20060019835 - Kayser; Christoph ; et al.	2006-01-26
Method for reducing or completely eliminating water influx in an underground formation, and crosslinkable copolymers for implementing said method App 20040244975 - Heier, Karl Heinz ; et al.	2004-12-09
Compositions containing copolymers based on acryloyldimethyl aminoethylsulfonic acid and synergistic additives App 20040109838 - Morschhuser, Roman ; et al.	2004-06-10
Water-soluble copolymers and their use for exploration and production of petroleum and natural gas Grant 6,395,853 - Oswald , et al. May 28, 2	2002-05-28
Copolymers and their use as drilling aids Grant 6,380,137 - Heier , et al. April 30, 2	2002-04-30

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