Assignee
EXXON CHEMICAL PATENTS INC
US·1,393 granted patents·4 pending applications·71,915 citations·filing 1985–2002
Top patents by PatentIndex Score
1,397 records- 0199US5599761AIonic metallocene catalyst compositionsEXXON CHEMICAL PATENTS INC·Filed 1995·Granted Feb 4, 1997·243 cites·12 claims
- 0299US5324800AProcess and catalyst for polyolefin density and molecular weight controlEXXON CHEMICAL PATENTS INC·Filed 1991·Granted Jun 28, 1994·993 cites·33 claims
- 0399US5278119ACatalysts, method of preparing these catalysts, and polymerization processes wherein these catalysts are usedEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Jan 11, 1994·390 cites·28 claims
- 0499US5266223AEthylene alpha-olefin polymer substituted mono-and dicarboxylic acid dispersant additivesEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Nov 30, 1993·142 cites·121 claims
- 0599US5241025ACatalyst system of enhanced productivityEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Aug 31, 1993·474 cites·15 claims
- 0699US5153157ACatalyst system of enhanced productivityEXXON CHEMICAL PATENTS INC·Filed 1990·Granted Oct 6, 1992·1.1k cites·12 claims
- 0799US5096867AMonocyclopentadienyl transition metal olefin polymerization catalystsEXXON CHEMICAL PATENTS INC·Filed 1990·Granted Mar 17, 1992·585 cites·7 claims
- 0899US5055438AOlefin polymerization catalystsEXXON CHEMICAL PATENTS INC·Filed 1990·Granted Oct 8, 1991·732 cites·7 claims
- 0999US5026798AProcess for producing crystalline poly-α-olefins with a monocyclopentadienyl transition metal catalyst systemEXXON CHEMICAL PATENTS INC·Filed 1990·Granted Jun 25, 1991·573 cites·13 claims
- 1099US5017714ASilicon-bridged transition metal compoundsEXXON CHEMICAL PATENTS INC·Filed 1989·Granted May 21, 1991·686 cites·13 claims
- 1199US4937301AMethod for preparing a supported metallocene-alumoxane catalyst for gas phase polymerizationEXXON CHEMICAL PATENTS INC·Filed 1988·Granted Jun 26, 1990·326 cites·20 claims
- 1299US4871523AVanadium tetrachloride stabilizationEXXON CHEMICAL PATENTS INC·Filed 1987·Granted Oct 3, 1989·390 cites·26 claims
- 1399US4808561ASupported polymerization catalystEXXON CHEMICAL PATENTS INC·Filed 1988·Granted Feb 28, 1989·1.1k cites·16 claims
- 1499US4808387AStabilization of vanadium tetrachlorideEXXON CHEMICAL PATENTS INC·Filed 1987·Granted Feb 28, 1989·368 cites·14 claims
- 1599US4752597ANew polymerization catalystEXXON CHEMICAL PATENTS INC·Filed 1987·Granted Jun 21, 1988·453 cites·9 claims
- 1699US4701432ASupported polymerization catalystEXXON CHEMICAL PATENTS INC·Filed 1986·Granted Oct 20, 1987·572 cites·20 claims
- 1798US6245856B1Thermoplastic olefin compositionsEXXON CHEMICAL PATENTS INC·Filed 1998·Granted Jun 12, 2001·186 cites·16 claims
- 1898US6225432B1Branched polypropylene compositionsEXXON CHEMICAL PATENTS INC·Filed 1999·Granted May 1, 2001·163 cites·28 claims
- 1998US6207756B1Product and method for making polyolefin polymer dispersionsEXXON CHEMICAL PATENTS INC·Filed 1999·Granted Mar 27, 2001·187 cites·18 claims
- 2098US6153565AOverbased metal-containing detergentsEXXON CHEMICAL PATENTS INC·Filed 1997·Granted Nov 28, 2000·250 cites·45 claims
- 2198US6147180AThermoplastic elastomer compositions from branched olefin copolymersEXXON CHEMICAL PATENTS INC·Filed 1998·Granted Nov 14, 2000·271 cites·7 claims
- 2298US6121504AProcess for converting oxygenates to olefins with direct product quenching for heat recoveryEXXON CHEMICAL PATENTS INC·Filed 1998·Granted Sep 19, 2000·221 cites·27 claims
- 2398US6060549ARubber toughened thermoplastic resin nano compositesEXXON CHEMICAL PATENTS INC·Filed 1997·Granted May 9, 2000·267 cites·12 claims
- 2498US6046373ACatalytic conversion of oxygenates to olefinsEXXON CHEMICAL PATENTS INC·Filed 1998·Granted Apr 4, 2000·122 cites·19 claims
- 2598US5811379APolymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267)EXXON CHEMICAL PATENTS INC·Filed 1996·Granted Sep 22, 1998·106 cites·11 claims
- 2698US5643859ADerivatives of polyamines with one primary amine and secondary of tertiary aminesEXXON CHEMICAL PATENTS INC·Filed 1994·Granted Jul 1, 1997·129 cites·21 claims
- 2798US5633326APolyolefin-substituted amines grafted with poly(aromatic-N-monomers) for oleaginous compositionsEXXON CHEMICAL PATENTS INC·Filed 1996·Granted May 27, 1997·147 cites·10 claims
- 2898US5571619AFibers and oriented films of polypropylene higher α-olefin copolymersEXXON CHEMICAL PATENTS INC·Filed 1994·Granted Nov 5, 1996·214 cites·17 claims
- 2998US5539056AThermoplastic elastomersEXXON CHEMICAL PATENTS INC·Filed 1995·Granted Jul 23, 1996·474 cites·8 claims
- 3098US5498809APolymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additivesEXXON CHEMICAL PATENTS INC·Filed 1995·Granted Mar 12, 1996·338 cites·26 claims
- 3198US5462999AProcess for polymerizing monomers in fluidized bedsEXXON CHEMICAL PATENTS INC·Filed 1994·Granted Oct 31, 1995·699 cites·55 claims
- 3298US5436304AProcess for polymerizing monomers in fluidized bedsEXXON CHEMICAL PATENTS INC·Filed 1994·Granted Jul 25, 1995·1.3k cites·87 claims
- 3398US5427991APolyionic transition metal catalyst compositionEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Jun 27, 1995·212 cites·27 claims
- 3498US5408017AHigh temperature polymerization process using ionic catalysts to produce polyolefinsEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Apr 18, 1995·265 cites·18 claims
- 3598US5405922AProcess for polymerizing monomers in fluidized bedsEXXON CHEMICAL PATENTS INC·Filed 1994·Granted Apr 11, 1995·780 cites·34 claims
- 3698US5391629ABlock copolymers from ionic catalystsEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Feb 21, 1995·345 cites·11 claims
- 3798US5384299AIonic metallocene catalyst compositionsEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Jan 24, 1995·214 cites·15 claims
- 3898US5382631ALinear ethylene interpolymer blends of interpolymers having narrow molecular weight and composition distributionsEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Jan 17, 1995·358 cites·35 claims
- 3998US5358792AHeat sealable blend of very low density polyethylene or plastomer with polypropylene based polymers and heat sealable film and articles made thereofEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Oct 25, 1994·260 cites·16 claims
- 4098US5352749AProcess for polymerizing monomers in fluidized bedsEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Oct 4, 1994·1.7k cites·43 claims
- 4198US5318935AAmido transition metal compound and a catalyst system for the production of isotatic polypropyleneEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Jun 7, 1994·308 cites·14 claims
- 4298US5264405AMonocyclopentadienyl titanium metal compounds for ethylene-α-olefin-copolymer production catalystsEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Nov 23, 1993·215 cites·10 claims
- 4398US5241031AElastic articles having improved unload power and a process for their productionEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Aug 31, 1993·227 cites·26 claims
- 4498US5238892ASupported catalyst for 1-olefin(s) (co)polymerizationEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Aug 24, 1993·213 cites·19 claims
- 4598US5229022AEthylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives (PT-920)EXXON CHEMICAL PATENTS INC·Filed 1992·Granted Jul 20, 1993·136 cites·94 claims
- 4698US5206075ASealable polyolefin films containing very low density ethylene copolymersEXXON CHEMICAL PATENTS INC·Filed 1991·Granted Apr 27, 1993·501 cites·15 claims
- 4798US5198401AIonic metallocene catalyst compositionsEXXON CHEMICAL PATENTS INC·Filed 1991·Granted Mar 30, 1993·1.1k cites·54 claims
- 4898US5162445APara-alkylstyrene/isoolefin copolymers and functionalized copolymers thereofEXXON CHEMICAL PATENTS INC·Filed 1989·Granted Nov 10, 1992·369 cites·59 claims
- 4998US5145689AMeltblowing dieEXXON CHEMICAL PATENTS INC·Filed 1990·Granted Sep 8, 1992·172 cites·5 claims
- 5098US5124418ASupported polymerization catalystEXXON CHEMICAL PATENTS INC·Filed 1988·Granted Jun 23, 1992·179 cites·11 claims
Showing the top 50 of 1,397 patent records by PatentIndex Score.
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