Inventor · disambiguated record
Allan S. Hay
Also filed as: HAY ALLAN S
51 granted patents·3 pending applications·498 citations·filing 1974–2015
98Inventor score
Top patents by PatentIndex Score
54 records- 0197US4028341AProcess for the preparation of polyphenylene oxides with hydrolytically stable copper catalystsGEN ELECTRIC·Filed 1975·Granted Jun 7, 1977·102 cites·23 claims
- 0296US4048143AProcess for capping polyphenylene oxideGEN ELECTRIC·Filed 1975·Granted Sep 13, 1977·70 cites·8 claims
- 0392US4374974AMethod for making polyformals and polyformal products made therebyGEN ELECTRIC·Filed 1978·Granted Feb 22, 1983·23 cites·22 claims
- 0488US9062163B2High temperature polymer blends of poly(aryl ether ketone phthalazinone)WANG YI-FENG·Filed 2010·Granted Jun 23, 2015·8 cites·22 claims
- 0588US8609801B2Polymers and copolymers containing 2H-benzimidazol-2-one moietiesUNIV MCGILL·Filed 2012·Granted Dec 17, 2013·11 cites·16 claims
- 0682US5869599AFree radical ring opening for polymerization of cyclic oligomers containing an aromatic sulfide linkageFiled 1997·Granted Feb 9, 1999·35 cites·26 claims
- 0779US5374701ADiarylacetylenes, enamines and acetylenic polymers and their productionFiled 1993·Granted Dec 20, 1994·26 cites·6 claims
- 0878US5359092ABis-N-aminoimidesHAY ALLAN S·Filed 1993·Granted Oct 25, 1994·16 cites·10 claims
- 0976US7696298B2Poly(arylenebenzimidazole) polymers and copolymersHAY ALLAN S·Filed 2008·Granted Apr 13, 2010·4 cites·20 claims
- 1074US5254663APolymers derived from phenolphthaleinsHAY ALLAN S·Filed 1993·Granted Oct 19, 1993·20 cites·9 claims
- 1174US5169923ABisphenols and poly(imidoarylether ketone)s and poly(imidoarylether sulfone)s produced therefromHAY ALLAN S·Filed 1991·Granted Dec 8, 1992·15 cites·14 claims
- 1273US3953519AProcess for the preparation of a thiobis-2,6-disubstituted phenol from sulfur and a phenolGEN ELECTRIC·Filed 1974·Granted Apr 27, 1976·14 cites·21 claims
- 1372US8580704B2Catalyst precursors, catalysts and methods of producing sameLEFEVRE MICHEL·Filed 2009·Granted Nov 12, 2013·5 cites·13 claims
- 1470US6828040B2Multi-layers coating for protecting metallic substratesINST NAT RECH SCIENT·Filed 2002·Granted Dec 7, 2004·13 cites·38 claims
- 1569US5237062APolymers derived from phenolphthaleinsHAY ALLAN S·Filed 1992·Granted Aug 17, 1993·15 cites·2 claims
- 1667US8501896B2High temperature poly(aryl ether)s containing a phthalazinone moietyHAY ALLAN S·Filed 2007·Granted Aug 6, 2013·1 cites·20 claims
- 1767US4082808AThiobis-2,6-disubstituted phenolGEN ELECTRIC·Filed 1976·Granted Apr 4, 1978·11 cites·2 claims
- 1865US5110993A9,9-bis(3,5-diphenyl-4-hydroxyphenyl)fluorene and poly(arylene ethers)HAY ALLAN S·Filed 1991·Granted May 5, 1992·13 cites·1 claims
- 1961US5177183AProcess for synthesis of aromatic sulfidesHAY ALLAN S·Filed 1990·Granted Jan 5, 1993·12 cites·12 claims
- 2060US5219978APoly(arylene ether)from 9,9-bis(3,5-diphenyl-4-hydroxyphenyl)fluoreneHAY ALLAN S·Filed 1992·Granted Jun 15, 1993·6 cites·7 claims
- 2159US2015183934A1High temperature poly(aryl ether)s containing a phthalazinone moietyHT MATERIALS CORP·Filed 2013·Application pending·0 cites
- 2258US10364352B2High temperature melt processable semi-crystalline poly(aryl ether ketone) containing a (4-hydroxyphenyl)phthalazin-1(2h)-one comonomer unitHSU TIM·Filed 2011·Granted Jul 30, 2019·0 cites·7 claims
- 2358US5459227AAminoimidesFiled 1995·Granted Oct 17, 1995·6 cites·4 claims
- 2457US3979460AProcess for the preparation of an organomercaptophenol from sulfur, a 2,6-disubstituted phenol, and an activated olefin or an epoxy compoundGEN ELECTRIC·Filed 1974·Granted Sep 7, 1976·4 cites·10 claims
- 2553US5369203APolymeric phthalocyanines and precursors thereforFiled 1993·Granted Nov 29, 1994·6 cites·2 claims
- 2652US9573117B2Catalyst precursors, catalysts and methods of producing sameINST NAT DE LA RECH SCIENT·Filed 2013·Granted Feb 21, 2017·0 cites·20 claims
- 2752US5011998AAromatic tertiary amines, enamines, deoxybenzoins and benzilsHAY ALLAN S·Filed 1990·Granted Apr 30, 1991·5 cites·2 claims
- 2851US5233046ADiarylacetylenes, enamines and acetylenic polymers and their productionHAY ALLAN S·Filed 1991·Granted Aug 3, 1993·7 cites·5 claims
- 2951US2007238853A1High temperature poly(aryl ether)s containing a phthalazinone moietyHT MATERIALS CORP·Filed 2007·Application pending·0 cites
- 3050US10189991B2High temperature melt processable semi-crystalline poly (aryl ether ketone) containing a (4-hydroxyphenyl) phthalazin-1 (2H)-one comonomer unitHSU TIM·Filed 2009·Granted Jan 29, 2019·0 cites·12 claims
- 3150US5420234AAminoimidesFiled 1994·Granted May 30, 1995·3 cites·6 claims
- 3250US4254252ACyclic polyformals and method for makingGEN ELECTRIC·Filed 1978·Granted Mar 3, 1981·6 cites·2 claims
- 3350US4064179AOrganomercaptophenolGEN ELECTRIC·Filed 1976·Granted Dec 20, 1977·2 cites·5 claims
- 3449US2015252189A1High temperature polymer blends of poly(aryl ether ketone phthalazinone)POLYMICS LTD·Filed 2015·Application pending·0 cites
- 3548US5516566ACyclic oligomers for production of linear polyketones, polyphthalazines and polyisoquinolinesFiled 1995·Granted May 14, 1996·3 cites·20 claims
- 3648US5306789AAmorphous, soluble, aromatic polymers with high glass transition temperaturesHAY ALLAN S·Filed 1990·Granted Apr 26, 1994·7 cites·10 claims
- 3746US3952063AProcess for the preparation of an organomercaptophenol from sulfur, a phenol, and an activated olefin or an epoxy compoundGEN ELECTRIC·Filed 1974·Granted Apr 20, 1976·3 cites·24 claims
- 3844US5110934ABisphenols and poly(imidoarylether ketone)s and poly(imidoarylether sulfone)s produced therefromHAY ALLAN S·Filed 1991·Granted May 5, 1992·2 cites·6 claims
- 3943US5194563APolymeric species productionHAY ALLAN S·Filed 1991·Granted Mar 16, 1993·4 cites·24 claims
- 4042US4033982A3,4,5-Trithiapolycyclo compounds and derivativesGEN ELECTRIC·Filed 1976·Granted Jul 5, 1977·5 cites·7 claims
- 4141US4061617AOxidation-reduction diphenoquinone-diphenohydroquinone polymersGEN ELECTRIC·Filed 1976·Granted Dec 6, 1977·3 cites·11 claims
- 4240US5444147ACyclopropane monomers and polymers derived therefromFiled 1994·Granted Aug 22, 1995·3 cites·14 claims
- 4339US5430124APolymeric phthalocyanines and precursors thereforFiled 1994·Granted Jul 4, 1995·2 cites·7 claims
- 4439US4064158AProcess for the preparation of an organomercaptophenol from sulfur, a 2,6-disubstituted phenol, and an activated olefin or an epoxy compoundGEN ELECTRIC·Filed 1976·Granted Dec 20, 1977·1 cites·11 claims
- 4534US5639849APolymeric phthalocyanines and precursors thereforFiled 1996·Granted Jun 17, 1997·1 cites·11 claims
- 4634US5196606AAromatic tertiary amines, enamines, deoxybenzoins and benzilsHAY ALLAN S·Filed 1991·Granted Mar 23, 1993·1 cites·7 claims
- 4734US5001294ASynthesis of diaryl alkenesHAY ALLAN S·Filed 1988·Granted Mar 19, 1991·0 cites·10 claims
- 4832US5405956ACyclic oligomers for production of linear polyketones, polyphthalazines and polyisoquinolinesFiled 1994·Granted Apr 11, 1995·2 cites·16 claims
- 4932US5239052AProcess for synthesis of aromatic sulfidesHAY ALLAN S·Filed 1992·Granted Aug 24, 1993·1 cites·17 claims
- 5031US5545832APolymeric phthalocyanines and precursors thereforFiled 1995·Granted Aug 13, 1996·0 cites·8 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →