Inventor
PALACKAL SYRIAC J
US60 patents
⚠️ This page may combine multiple inventors who share the name “PALACKAL SYRIAC J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILLIPS PETROLEUM CO
47 patentsUS6524987B1Feb 25, 2003
Organometal catalyst compositions
PHILLIPS PETROLEUM CO472 citations99
US5594078AJan 14, 1997
Process for producing broad molecular weight polyolefin
PHILLIPS PETROLEUM CO169 citations99
US5571880ANov 5, 1996
Organometallic fluorenyl compounds and use thereof in an alpha-olefin polymerization process
PHILLIPS PETROLEUM CO162 citations99
US5565592AOct 15, 1996
Vinly-substituted bridged metallocenes
PHILLIPS PETROLEUM CO171 citations99
US5498581AMar 12, 1996
Method for making and using a supported metallocene catalyst system
PHILLIPS PETROLEUM CO219 citations99
US5466766ANov 14, 1995
Metallocenes and processes therefor and therewith
PHILLIPS PETROLEUM CO136 citations99
US5436305AJul 25, 1995
Organometallic fluorenyl compounds, preparation, and use
PHILLIPS PETROLEUM CO213 citations99
US5399636AMar 21, 1995
Metallocenes and processes therefor and therewith
PHILLIPS PETROLEUM CO243 citations99
US5210352AMay 11, 1993
Fluorene compounds
PHILLIPS PETROLEUM CO146 citations99
US5191132AMar 2, 1993
Cyclopentadiene type compounds and method for making
PHILLIPS PETROLEUM CO147 citations99
US5534473AJul 9, 1996
Catalyst systems for producing broad molecular weight polyolefin
PHILLIPS PETROLEUM CO105 citations98
US5420320AMay 30, 1995
Method for preparing cyclopentadienyl-type ligands and metallocene compounds
PHILLIPS PETROLEUM CO116 citations98
US5401817AMar 28, 1995
Olefin polymerization using silyl-bridged metallocenes
PHILLIPS PETROLEUM CO146 citations98
US6509427B1Jan 21, 2003
Metallocenes, polymerization catalyst systems, their preparation, and use
PHILLIPS PETROLEUM CO75 citations97
US5710224AJan 20, 1998
Method for producing polymer of ethylene
PHILLIPS PETROLEUM CO117 citations97
US6187880B1Feb 13, 2001
Process for producing an olefin polymer using a metallocene
PHILLIPS PETROLEUM CO58 citations96
US5770755AJun 23, 1998
Process to prepare polymeric metallocenes
PHILLIPS PETROLEUM CO73 citations96
US5627247AMay 6, 1997
Organometallic fluorenyl compounds and use thereof in olefin polymerization
PHILLIPS PETROLEUM CO60 citations96
US5496781AMar 5, 1996
Metallocene catalyst systems, preparation, and use
PHILLIPS PETROLEUM CO103 citations96
US5492975AFeb 20, 1996
Polymer bound metallocenes
PHILLIPS PETROLEUM CO60 citations96
US5492985AFeb 20, 1996
Polymerization processes
PHILLIPS PETROLEUM CO42 citations96
US5473020ADec 5, 1995
Polymer bound ligands, polymer bound metallocenes, catalyst systems, preparation, and use
PHILLIPS PETROLEUM CO63 citations96
US5347026ASep 13, 1994
Fluorene compounds and methods for making
PHILLIPS PETROLEUM CO118 citations95
US6153716ANov 28, 2000
Polyethylenes containing a unique distribution of short chain branching
PHILLIPS PETROLEUM CO35 citations93
US6355359B1Mar 12, 2002
Polyethylene film
PHILLIPS PETROLEUM CO18 citations92
US6214469B1Apr 10, 2001
Films comprising metallocene catalyzed polyethylene
PHILLIPS PETROLEUM CO26 citations92
US5670589ASep 23, 1997
Organoaluminoxy product, catalyst systems, preparation, and use
PHILLIPS PETROLEUM CO21 citations92
US5610247AMar 11, 1997
Unbridged metallocenes of 9-substituted fluorenyl compounds and use thereof
PHILLIPS PETROLEUM CO38 citations92
US6248840B1Jun 19, 2001
Process to produce a composition
PHILLIPS PETROLEUM CO15 citations84
US6239300B1May 29, 2001
Metallocene production process
PHILLIPS PETROLEUM CO16 citations84
US5616752AApr 1, 1997
Metallocenes and processes therefor and therewith
PHILLIPS PETROLEUM CO15 citations82
US5492973AFeb 20, 1996
Polymer bound ligands
PHILLIPS PETROLEUM CO15 citations82
US5492974AFeb 20, 1996
Process for preparing polymer bound metallocenes
PHILLIPS PETROLEUM CO16 citations82
US5459218AOct 17, 1995
Syndiotactic polypropylene prepared using silyl bridged metallocenes
PHILLIPS PETROLEUM CO18 citations82
US5406013AApr 11, 1995
Cyclopentadiene type compounds and method for making
PHILLIPS PETROLEUM CO17 citations82
US5393911AFeb 28, 1995
Cyclopentadiene type compounds and method for making
PHILLIPS PETROLEUM CO19 citations82
US6420579B1Jul 16, 2002
Organometallic fluorenyl compounds, preparation, and use
PHILLIPS PETROLEUM CO5 citations74
US6403734B1Jun 11, 2002
Organometallic fluorenyl compounds, preparation, and use
PHILLIPS PETROLEUM CO5 citations74
US6268453B1Jul 31, 2001
Polymerization catalyst systems, their preparation, and use
PHILLIPS PETROLEUM CO9 citations74
US6162936ADec 19, 2000
Organometallic fluorenyl compounds, preparation, and use
PHILLIPS PETROLEUM CO8 citations74
US5541351AJul 30, 1996
Cyclopentadiene type compounds and method for making
PHILLIPS PETROLEUM CO7 citations74
US5492978AFeb 20, 1996
Process for preparing catalyst system
PHILLIPS PETROLEUM CO9 citations74
US6384161B1May 7, 2002
Method and catalyst system for producing polyolefins with broadened molecular weight distributions
PHILLIPS PETROLEUM CO7 citations73
US5583189ADec 10, 1996
Polymerization processes
PHILLIPS PETROLEUM CO6 citations72
US6221981B1Apr 24, 2001
Method for making and using a supported metallcene catalyst system
PHILLIPS PETROLEUM CO13 citations71
US6372930B1Apr 16, 2002
Polymeric ligands, polymeric metallocenes, catalyst systems, preparation, and use
PHILLIPS PETROLEUM CO1 citations63
US6057410AMay 2, 2000
Polymeric ligands, polymeric metallocenes, catalyst systems, preparation, and use
PHILLIPS PETROLEUM CO3 citations63
PHILLIPS POTROLEUM COMPANY
1 patent(unassigned)
1 patentSAUDI BASIC IND CORP
1 patentShowing the top 50 of 60 patents by PatentIndex Score.