INPADOC Patent Family   US6188963
Publication No. Publication date Filing No. Priority Links
US 6188963B1 20010213 US 35151499A 19990712 US 35151499A 19990712 National register (PAIR)

INPADOC Legal Status 
US6188963
1999-10-05 AS     ASSIGNMENT Owner Name BAKER HUGHES INCORPORATED, TEXAS
                  ASSIGNMENT Free Format Text ASSIGNMENT OF ASSIGNORS 
                  INTEREST;ASSIGNOR:PAFFENHOLZ, JOSEF;REEL/FRAME:010285/0031
1999-10-05 AS     ASSIGNMENT Effective DATE 19990709
2003-07-18 AS     ASSIGNMENT Owner Name WESTERNGECO L.L.C., TEXAS
                  ASSIGNMENT Free Format Text ;ASSIGNOR:BAKER HUGHES 
                  INCORPORATED;REEL/FRAME:014294/0620
2003-07-18 AS     ASSIGNMENT Effective DATE 20030318
2003-07-21 AS     ASSIGNMENT Owner Name WESTERNGECO L.L.C., TEXAS
                  ASSIGNMENT Free Format Text ASSIGNMENT OF ASSIGNORS 
                  INTEREST;ASSIGNOR:BAKER HUGHES INCORPORATED;REEL/FRAME:014301/0685
2003-07-21 AS     ASSIGNMENT Effective DATE 20030318