Inventor · disambiguated record
John F. Knifton
Also filed as: KNIFTON JOHN F · KNIFTON JOHN FREDERICK
211 granted patents·2,750 citations·filing 1970–2004
99Inventor score
Top patents by PatentIndex Score
211 records- 0199US4691041AProcess for production of ethylene glycol and dimethyl carbonateTEXACO INC·Filed 1986·Granted Sep 1, 1987·140 cites·11 claims
- 0298US4870217AMethod for production of phenol/acetone from cumene hydroperoxideTEXACO CHEMICAL·Filed 1988·Granted Sep 26, 1989·76 cites·17 claims
- 0398US4270015AManufacture of ethylene from synthesis gas (D#75,673-C1)TEXACO INC·Filed 1980·Granted May 26, 1981·101 cites·12 claims
- 0497US4661609AProcess for cosynthesis of ethylene glycol and dimethyl carbonateTEXACO INC·Filed 1986·Granted Apr 28, 1987·64 cites·12 claims
- 0596US4308403AProcess for preparing glycol ethersTEXACO INC·Filed 1980·Granted Dec 29, 1981·47 cites·22 claims
- 0695US4618717ACatalytic process for the production of primary amines from oxyethylene glycol monoalkyl ethersTEXACO INC·Filed 1984·Granted Oct 21, 1986·44 cites·8 claims
- 0795US4317943AProcess for preparing glycol ethersTEXACO INC·Filed 1980·Granted Mar 2, 1982·46 cites·22 claims
- 0894US4476326AProcess for the synthesis of ethanol and acetaldehyde using cobalt compounds with novel promotersTEXACO INC·Filed 1983·Granted Oct 9, 1984·37 cites·14 claims
- 0994US4409405AProduction of ethanol from methanol and synthesis gasTEXACO INC·Filed 1982·Granted Oct 11, 1983·37 cites·18 claims
- 1093US4390734AProcess for producing propylene glycol monoalkyl ethers from acetaldehyde, an alkanol and syngas using a new catalyst systemTEXACO INC·Filed 1982·Granted Jun 28, 1983·34 cites·21 claims
- 1192US6315964B1Process and system for alkylation of aromatic compoundsHUNTSMAN SPEC CHEM CORP·Filed 1997·Granted Nov 13, 2001·50 cites·8 claims
- 1292US4898995AMethod for production of phenol/acetone from cumene hydroperoxideTEXACO CHEMICAL·Filed 1988·Granted Feb 6, 1990·31 cites·15 claims
- 1392US4734518AProcess for cosynthesis of ethylene glycol and dimethyl carbonateTEXACO INC·Filed 1987·Granted Mar 29, 1988·32 cites·7 claims
- 1491US4747851ANovel polyoxyalkylene diamine compound and ori-inhibited motor fuel compositionTEXACO INC·Filed 1987·Granted May 31, 1988·47 cites·20 claims
- 1591US3968133ACarboxylation process for preparing linear fatty acids or estersTEXACO INC·Filed 1974·Granted Jul 6, 1976·24 cites·6 claims
- 1690US4172087AProcess for preparing unsaturated aliphatic esters from aliphatic dienesTEXACO DEVELOPMENT CORP·Filed 1978·Granted Oct 23, 1979·23 cites·11 claims
- 1788US5256828AHeterogeneous catalyst for alkoxylation of alcoholsTEXACO CHEMICAL·Filed 1993·Granted Oct 26, 1993·29 cites·13 claims
- 1887US5811620AUse of reactive distillation in the dehydration of tertiary butyl alcoholHUNTSMAN SPEC CHEM CORP·Filed 1996·Granted Sep 22, 1998·34 cites·8 claims
- 1987US5354917AUse of supported rhodium catalysts in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxideTEXACO CHEMICAL·Filed 1993·Granted Oct 11, 1994·27 cites·13 claims
- 2087US4554383AProcess for producing p-tolualdehyde from toluene using an aluminum halide alkyl pyridinium halide `melt` catalystTEXACO INC·Filed 1984·Granted Nov 19, 1985·21 cites·6 claims
- 2187US4265828AManufacture of ethylene glycol from synthesis gasTEXACO DEVELOPMENT CORP·Filed 1979·Granted May 5, 1981·18 cites·12 claims
- 2287US3996293ASelective hydroformylation processTEXACO INC·Filed 1973·Granted Dec 7, 1976·24 cites·5 claims
- 2386US5242621ACombinations of alkanoic hydrocarbyl dicarboxylic and carbocyclic alkanoic acids or salts useful as heat transfer fluid corrosion inhibitorsTEXACO CHEMICAL·Filed 1992·Granted Sep 7, 1993·35 cites·33 claims
- 2486US5177301AMethod of separating isobutylene from a C-4 hydrocarbon fraction using a heteropoly acid on an inert supportTEXACO CHEMICAL·Filed 1992·Granted Jan 5, 1993·24 cites·12 claims
- 2586US4910349ACatalyst production of tertiary butyl alcohol from tertiary butyl hydroperoxideTEXACO INC·Filed 1987·Granted Mar 20, 1990·21 cites·9 claims
- 2686US4827048AMethod for one-step synthesis of methyl t-butyl etherTEXACO CHEMICAL·Filed 1988·Granted May 2, 1989·20 cites·13 claims
- 2786US4424384AProcess for homologation of methanol to ethanolTEXACO INC·Filed 1982·Granted Jan 3, 1984·20 cites·15 claims
- 2886US4357477AProcess for preparing ethylene glycol monoalkyl ethersTEXACO INC·Filed 1981·Granted Nov 2, 1982·20 cites·24 claims
- 2985US5300703AAlkylphenol synthesis using heteropoly acid catalystsTEXACO CHEMICAL·Filed 1993·Granted Apr 5, 1994·23 cites·7 claims
- 3085US5081318AOne step synthesis of methyl t-butyl ether from t-butanol using fluorosulfonic acid-modified zeolite catalystsTEXACO CHEMICAL·Filed 1991·Granted Jan 14, 1992·23 cites·8 claims
- 3185US4910303AProcess for preparing oxazine derivativesTEXACO CHEMICAL·Filed 1988·Granted Mar 20, 1990·19 cites·2 claims
- 3285US4132744AProcess for separating liquid olefin-paraffin mixturesTEXACO INC·Filed 1977·Granted Jan 2, 1979·16 cites·10 claims
- 3384US5313006ACogeneration of isobutylene plus MTBE from crude t-butanol/methanol feedstocksTEXACO CHEMICAL·Filed 1992·Granted May 17, 1994·22 cites·9 claims
- 3484US4912267ACatalytic conversion of tertiary butyl hydroperoxide to tertiary butyl alcoholTEXACO INC·Filed 1987·Granted Mar 27, 1990·19 cites·7 claims
- 3584US4169853AHomogeneous ruthenium catalysts useful in the reduction of ortho-substituted nitroaromatics to aminesTEXACO DEVELOPMENT CORP·Filed 1978·Granted Oct 2, 1979·16 cites·3 claims
- 3683US4912266ACatalytic decomposition of tertiary butyl hydroperoxideTEXACO INC·Filed 1987·Granted Mar 27, 1990·18 cites·9 claims
- 3783US4550209AProcess for the preparation of linear polyethylenepolyamines by reacting monoethanolamine with ethylenediamine in the presence of an intercalatively active catalystTEXACO INC·Filed 1984·Granted Oct 29, 1985·38 cites·14 claims
- 3883US4503217AProcess for selective preparation of polymeric polyaminesTEXACO INC·Filed 1983·Granted Mar 5, 1985·19 cites·25 claims
- 3983US4356327AProcess for preparing propylene glycol monoalkyl ethers and alkoxyacetonesTEXACO INC·Filed 1981·Granted Oct 26, 1982·17 cites·16 claims
- 4083US4268689AManufacture of vicinal glycol esters from synthesis gasTEXACO DEVELOPMENT CORP·Filed 1979·Granted May 19, 1981·14 cites·24 claims
- 4182US5185480ACatalytic removal of peroxide contaminants from a methanol-tertiary butyl alcohol recycle streamTEXACO CHEMICAL·Filed 1992·Granted Feb 9, 1993·20 cites·13 claims
- 4282US4822921AMethod for one-step synthesis of methyl t-butyl etherTEXACO CHEMICAL·Filed 1988·Granted Apr 18, 1989·17 cites·4 claims
- 4381US5364981AOn-step synthesis of methyl t-butyl ether from t-butanol using platinum/palladium modified β-zeolite catalystsTEXACO CHEMICAL·Filed 1993·Granted Nov 15, 1994·18 cites·21 claims
- 4481US5214182AProcess for cogeneration of ethylene glycol and dimethyl carbonateTEXACO CHEMICAL·Filed 1991·Granted May 25, 1993·18 cites·1 claims
- 4581US4891437AOlefin epoxidation of olefins in a polar mediumTEXACO INC·Filed 1987·Granted Jan 2, 1990·18 cites·25 claims
- 4681US4366259AProduction of acetic acid and propionic acid and their estersTEXACO INC·Filed 1981·Granted Dec 28, 1982·25 cites·28 claims
- 4779US4810261AReaction product additive and ori-inhibited motor fuel compositionTEXACO INC·Filed 1988·Granted Mar 7, 1989·26 cites·28 claims
- 4879US4605677AProcess for C1 -C4 alkanol production from synthesis gasTEXACO INC·Filed 1985·Granted Aug 12, 1986·24 cites·17 claims
- 4979US4339545AAlkanols from synthesis gasTEXACO INC·Filed 1981·Granted Jul 13, 1982·13 cites·24 claims
- 5079US4334093AMethod of preparing aliphatic carboxylic acidsTEXACO INC·Filed 1980·Granted Jun 8, 1982·14 cites·14 claims
Showing the top 50 of 211 patent records by PatentIndex Score.
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