INPADOC Patent Family US6188963 (Original INPADOC file)
Publication No. Publication date Filing No. Priority Status Source Data
US 6188963B1 2001-02-13 US 35151499A 19990712 US 35151499A 19990712 Active National register (PAIR)

INPADOC Legal Status 
US6188963 (Active)
1999-10-05   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   ASSIGNMENT Effective DATE 19990709
2003-07-18   ASSIGNMENT Owner Name WESTERNGECO L.L.C., TEXAS
             ASSIGNMENT Free Format Text ;ASSIGNOR:BAKER HUGHES
             INCORPORATED;REEL/FRAME:014294/0620
2003-07-18   ASSIGNMENT Effective DATE 20030318
2003-07-21   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   ASSIGNMENT Effective DATE 20030318