Patents by Inventor Bernard Mark Heron
Bernard Mark Heron has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240052235Abstract: The invention relates to a group of novel electrochromic compounds. More specifically, it relates to benzazoles and condensed azole compounds substituted with one or several pyridinium rings and the use of these compounds as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: ApplicationFiled: December 14, 2021Publication date: February 15, 2024Applicant: Essilor InternationalInventors: Claudine BIVER, Fabien BERIT-DEBAT, Samuel ARCHAMBEAU, Stuart AIKEN, Georgina K. ARMITAGE, Thomas D. BROADBENT, Daniel L. CROSSLEY, Christopher D. GABBUTT, Bernard Mark HERON
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Patent number: 10730855Abstract: The present invention relates to a group of novel electrochromic compounds. More specifically, it relates to electrochromic compounds comprising one or several pyridinium rings and the use of these compounds as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: GrantFiled: January 4, 2018Date of Patent: August 4, 2020Assignee: Essilor InternationalInventors: Claudine Biver, Fabien Berit-Debat, Samuel Archambeau, Christopher Gabbutt, Stuart Aiken, Bernard Mark Heron, Thomas David Broadbent
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Patent number: 10563120Abstract: Electrochromic compounds and optical articles containing them The present invention relates to a group of novel electrochromic compounds. More specifically, it relates to electrochromic compounds comprising one or several pyridinium rings and the use of these compounds as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: GrantFiled: July 6, 2016Date of Patent: February 18, 2020Assignee: Essilor InternationalInventors: Samuel Archambeau, Claudine Biver, Fabien Berit-Debat, Stuart Aiken, Christopher David Gabbutt, Bernard Mark Heron, Thomas David Broadbent
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Publication number: 20190315718Abstract: The present invention relates to a group of novel electrochromic compounds. More specifically, it relates to electrochromic compounds comprising one or several pyridinium rings and the use of these compounds as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: ApplicationFiled: January 4, 2018Publication date: October 17, 2019Applicant: Essilor InternationalInventors: Claudine BIVER, Fabien BERIT-DEBAT, Samuel ARCHAMBEAU, Christopher GABBUTT, Stuart AIKEN, Bernard Mark HERON, Thomas David BROADBENT
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Patent number: 10179768Abstract: The present invention relates to a group of novel electrochromic materials. More specifically, it relates to electrochromic materials having two-core viologens and the use of these two-core viologens as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: GrantFiled: September 16, 2014Date of Patent: January 15, 2019Assignee: ESSILOR INTERNATIONALInventors: Stuart Aiken, Daniel Luke Crossley, Christopher David Gabbutt, Bernard Mark Heron, Claudine Biver, Samuel Archambeau, Fabien Berit-Debat
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Publication number: 20180194995Abstract: Electrochromic compounds and optical articles containing them The present invention relates to a group of novel electrochromic compounds. More specifically, it relates to electrochromic compounds comprising one or several pyridinium rings and the use of these compounds as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: ApplicationFiled: July 6, 2016Publication date: July 12, 2018Applicant: Essilor InternationalInventors: Samuel ARCHAMBEAU, Claudine BIVER, Fabien BERIT-DEBAT, Stuart AIKEN, Christopher David GABBUTT, Bernard Mark HERON, Thomas David BROADBENT
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Patent number: 9823534Abstract: The present invention relates to a group of novel electrochromic materials. More specifically, it relates to electrochromic materials based on either single or two-core viologen systems and the use of these viologen systems as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: GrantFiled: September 16, 2014Date of Patent: November 21, 2017Assignee: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)Inventors: Stuart Aiken, Christopher David Gabbutt, Bernard Mark Heron, Claudine Biver, Samuel Archambeau, Fabien Berit-Debat, Sandrine Duluard
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Publication number: 20160231635Abstract: The present invention relates to a group of novel electrochromic materials. More specifically, it relates to electrochromic materials based on either single or two-core viologen systems and the use of these viologen systems as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: ApplicationFiled: September 16, 2014Publication date: August 11, 2016Applicant: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)Inventors: Stuart Aiken, Christopher David Gabbutt, Bernard Mark Heron, Claudine Biver, Samuel Archambeau, Fabien Berit-Debat, Sandrine Duluard
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Publication number: 20160221949Abstract: The present invention relates to a group of novel electrochromic materials. More specifically, it relates to electrochromic materials having two-core viologens and the use of these two-core viologens as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.Type: ApplicationFiled: September 16, 2014Publication date: August 4, 2016Applicant: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQU E)Inventors: Stuart AIKEN, Daniel Luke CROSSLEY, Christopher David GABBUTT, Bernard Mark HERON, Claudine BIVER, Samuel ARCHAMBEAU, Fabien BERIT-DEBAT
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Patent number: 9249136Abstract: A naphthopyran compound represented by the formula (I): wherein: n1, n2, p, q is an integer comprised from 0 to 5 inclusive; m is an integer comprised from 0 to 4 inclusive; R1 and R2 represent a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —NRbRc, —CO—Ra, and —CO2Ra1, wherein Ra, Ra1, Rb and Rc, are as defined in the description; R3 represents a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, and —NRaRa1; R4 represents a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —CO—Ra, and —CO2Ra1; R5 represents a group selected from: halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, and —NRaRa1, wherein Ra and Ra1 are as defined hereinbefore, or when q is equal to 2, then two R5 together represent further a group —O—(CH2)q1—O— wherein q1 represents an integer comprised from 1 to 3 inclusive.Type: GrantFiled: September 6, 2006Date of Patent: February 2, 2016Assignees: Essilor International (Compagnie Generale d'Optique), Alphamicron, IncorporatedInventors: Stuart Aiken, Jean-Paul Cano, Christopher David Gabbutt, Bernard Mark Heron, Tamas Kosa, Linli Su, Ludmila Sukhomlinova, Bahman Taheri
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Patent number: 8703978Abstract: A naphthopyran compound represented by the formulae (I) to (II) wherein: —mi, Hi2, p, q are each an integer comprised from O to 4 or 5 inclusive; —Ri, R2 and R4, represent a group selected from halogen, H, —Ra, aryl, —OH, —ORa, —SH, —SRa, —NH2, —NR8RaI, —NRbRc, —NRal-CORa, —NRaiCO(aryl), —NRai aryl, —N-aryfe, —N(aryl)CO(aryl), —CO—R3, —CO2R3I, —OC(O)—Rd, and —X—(Re)—Y, and linear or branched (Ci-Ci8) perfluoroalkyl group, wherein R3, Rai, Rb, Rc, X, Y, Re, Rd are as defined into the description; —Zi re resent a group selected from: (formules).Type: GrantFiled: March 2, 2009Date of Patent: April 22, 2014Assignee: Essilor International (Compagnie Generale d'Optique)Inventors: Stuart Aiken, Christopher David Gabbutt, Bernard Mark Heron, Christopher Stephen Kershaw, Nicola Jane Smith, Jean-Paul Cano
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Patent number: 8436184Abstract: A naphthopyran compound represented by the formula (I) wherein: n1, n2, p, m and q represent an integer; R1, R2 and R4, represent a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —NRbRc, —CO—Ra, —CO2Ra1, —OC(O)—Rd, —X—(Re)—Y, linear or branched (C1-C18) perfluoroalkyl group, wherein Ra, Ra1, Rb, Rc, X, Y, Re, and Rd are as defined in the description; Z represents a group selected from CO, CS, SO, SO2, CO2, C(O)S, CS2, C(O)NH, C(O)NRa, C(S)NH, C(S)NRa and C?NRa; R3 represents a group selected from halogen, —Ra, linear or branched (C1-18) perfluoroalkyl group —OH, —ORa, —SH, —SRa, —NH2, and —NRaRa1; R6 represents a group selected from —Ra which may be optionally substituted, linear or branched (C1-18) perfluoroalkyl, cycloalkyl, heterocycloalkyl, aryl, and heteroaryl, which may be optionally substituted; R5 represents a group selected from: halogen, —Ra, linear or branched (C1-18) perfluoroalkyl group, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —CO—Ra, —O—C(O)—Ra and —CO2Ra1; or when q is equaType: GrantFiled: September 5, 2007Date of Patent: May 7, 2013Assignee: Essilor International (Compagnie Generale d'OptiqueInventors: Stuart Aiken, Jean-Paul Cano, Christopher David Gabbutt, Bernard Mark Heron
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Publication number: 20110122475Abstract: A naphthopyran compound represented by the formulae (I) to (II) wherein:—mi, Hi2, p, q are each an integer comprised from O to 4 or 5 inclusive;—Ri, R2 and R4, represent a group selected from halogen, H, —Ra, aryl, —OH, —ORa, —SH, —SRa, —NH2, —NR8RaI, —NRbRc, —NRaI-CORa, —NRaiCO(aryl), —NRai aryl, —N-aryfe, —N(aryl)CO(aryl), —CO—R3, —CO2R3I, —OC(O)—Rd, and —X—(Re)—Y, and linear or branched (Ci-Ci8) perfluoroalkyl group, wherein R3, RaI, Rb, Rc, X, Y, Re, Rd are as defined into the description;—Zi re resent a group selected from: (formules)Type: ApplicationFiled: March 2, 2009Publication date: May 26, 2011Applicant: Essilor International (compagnie Generale D'optique)Inventors: Stuart Aiken, Christopher David Gabbutt, Bernard Mark Heron, Christopher Stephen Kershaw, Nicola Jane Smith, Jean-Paul Cano
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Publication number: 20100202033Abstract: A naphthopyran compound represented by the formula (I): wherein: n1, n2, p, q is an integer comprised from 0 to 5 inclusive; m is an integer comprised from 0 to 4 inclusive; R1 and R2 represent a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —NRbRc, —CO—Ra, and —CO2Ra1, wherein Ra, Ra1, Rb and Rc, are as defined in the description; R3 represents a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, and —NRaRa1; R4 represents a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —CO—Ra, and —CO2Ra1; R5 represents a group selected from: halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, and —NRaRa1, wherein Ra and Ra1 are as defined hereinbefore, or when q is equal to 2, then two R5 together represent further a group —O—(CH2)q1—O— wherein q1 represents an integer comprised from 1 to 3 inclusive.Type: ApplicationFiled: September 6, 2006Publication date: August 12, 2010Applicant: Essilor International (Compagnie Generale D' Optique)Inventors: Stuart Aiken, Jean-Paul Cano, Christopher David Gabbutt, Bernard Mark Heron, Tamas Kosa, Linli Su, Ludmila Sukhomlinova, Bahman Taheri
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Publication number: 20100039688Abstract: A naphthopyran compound represented by the formula (I) wherein: n1, n2, p, m and q represent an integer; R1, R2 and R4, represent a group selected from halogen, —Ra, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —NRbRc, —CO—Ra, —CO2Ra1, —OC(O)—Rd, —X—(Re)—Y, linear or branched (C1-C18) perfluoroalkyl group, wherein Ra, Ra1, Rb, Rc, X, Y, Re, and Rd are as defined in the description; Z represents a group selected from CO, CS, SO, SO2, CO2, C(O)S, CS2, C(O)NH, C(O)NRa, C(S)NH, C(S)NRa and C?NRa; R3 represents a group selected from halogen, —Ra, linear or branched (C1-18) perfluoroalkyl group —OH, —ORa, —SH, —SRa, —NH2, and —NRaRa1; R6 represents a group selected from —Ra which may be optionally substituted, linear or branched (C1-18) perfluoroalkyl, cycloalkyl, heterocycloalkyl, aryl, and heteroaryl, which may be optionally substituted; R5 represents a group selected from: halogen, —Ra, linear or branched (C1-18) perfluoroalkyl group, —OH, —ORa, —SH, —SRa, —NH2, —NRaRa1, —CO—Ra, —O—C(O)—Ra and —CO2Ra1; or when q is equaType: ApplicationFiled: September 5, 2007Publication date: February 18, 2010Inventors: Stuart Aiken, Jean-Paul Cano, Christopher David Gabbutt, Bernard Mark Heron
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Patent number: 6387512Abstract: A photochromic grey coloring 2H-naphtho[1,2-b]pyran of formula (1) wherein R1 is selected from mono-, di- or poly-substituted aryl groups, mono-, di- or poly-substituted naphthyl groups and mono-, di- or poly-substituted heteroaryl groups, wherein at least one substituent is a nitrogen containing group, including amino, C1-C20 and C6-C20 alkylamino, C1-C20 and C6-C20 dialkylamino, C2-C20 dialkenylamino, C2-C20 or C4-C20 di(polyalkenyl)amino, arylamino, diarylamino, C1-C20 alkylarylamino, tetra (C1-C10 linear or branched alkyl) guanidino and cyclic-amino groups and at least one of R7 and R9, which may be the same or different, is selected from C1-C20 N alkylamino C1-C20 N-alkylamido, C1-C20 N,N-dialkylamido, amido, nitro, amino, C1-C20 alkylamino, C1-C20 dialkylamino, C2-C20 dialkenylamino, C4-C20 di(polyalkenyl)amino, arylamino, diarylamino, C1-C20 alkylarylamino, or cyclicamino groups.Type: GrantFiled: March 16, 2001Date of Patent: May 14, 2002Assignee: James Robinson LimitedInventors: David Allan Clarke, Bernard Mark Heron, Christopher David Gabbutt, John David Hepworth, Steven Michael Partington, Stephen Nigel Corns
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Patent number: 6303673Abstract: A photochromic compound has the formula (I) wherein R1 is selected from the group including substituted amino aryl moieties, substituted cyclic amino aryl moieties and substituted N-indolinoaryl or N-tetrahydroquinolino aryl groups, R3 is selected from the group including linear or branched C1-C20 alkyl, linear or branched C2-C20 alkenyl or polyalkenyl, C2-C20 alkynyl or polyalkynyl, aryl, heteroaryl, linear or branched C1-C20 alkyl aryl, linear or branched C1-C20 alkyl-cycloalkyl or -bicycloalkyl or -tricycloalkyl or substituted -cycloalkyl or -bicycloalkyl or -tricycloalkyl, linear or branched C1-C20 haloalkyl or perhaloalkyl, linear or branched C1-C20 alkoxyalkyl or peralkoxyalkyl, linear or branched C1-C20 alkylthioalkyl or peralkylthioalkyl, linear or branched C1-C20 amino alkyl or peraminoalkyl, C3-C20 cycloalkyl or substituted cycloalkyl, C4-C20 bicycloalkyl or substituted bicycloalkyl, C6-C20 tricycloalkyl or substituted tricycloalkl or linear or branched C1-C20 hydroxyalkyl or perhydroxyalkyl; R4 andType: GrantFiled: June 19, 2000Date of Patent: October 16, 2001Assignee: James Robinson LimitedInventors: David A. Clarke, Bernard Mark Heron, Christopher David Gabbutt, John David Hepworth, Steven Michael Partington, Stephen Nigel Corns
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Patent number: 6294112Abstract: Red coloring hyperchromic compounds have the formula: where R1 is H, NR2R3, OR4, SR4 or R7 wherein R2 and R3 are alkyl or carbocyclic groups or together with the nitrogen to which they are attached form a heterocyclic ring; R4 is the same as R1 or is alkyl, perhaloallyl, aryl or heteroaryl; R7 is alkyl, haloalkyl, alkylthio, aryl, arylthio, heteroaryl, halogen, nitrile, carboxylate, ester, nitro, or a carbocyclic or heterocyclic ring fused to faces f, gh, i, j or k; and R5 is a cyclic aminoaryl group, an indolinoaryl group, a tricyclic nitrogen heterocycle, or an unsaturated cyclic aminoaryl group.Type: GrantFiled: December 16, 1999Date of Patent: September 25, 2001Assignee: James Robinson LimitedInventors: David A. Clarke, Bernard Mark Heron, Christopher David Gabbutt, John David Hepworth, Steven Michael Partington, Stephen Nigel Corns
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Patent number: 6248264Abstract: Compositions comprising a naphtho [1,2-b]pyran of formula (I): wherein R7 and/or R9 is hydrogen or an amino group provided that R7 and R9 are not both hydrogen, and the other substituents are as defined in the specifcation.Type: GrantFiled: November 1, 1999Date of Patent: June 19, 2001Assignee: James Robinson LimitedInventors: David A. Clarke, Bernard Mark Heron, Christopher David Gabbutt, John David Hepworth, Steven Michael Partington, Stephen Nigel Corns