Patents by Inventor James W. Foley
James W. Foley 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).
-
Patent number: 4290955Abstract: In one embodiment, the present invention is concerned with novel xanthene compounds of the formula ##STR1## wherein each R.sup.1 the same or different is hydrogen or alkyl, each R.sup.2 the same or different is alkyl or phenyl, R.sup.3 is phenyl or alkyl, Y is an electron-withdrawing group and A is an anion. In another embodiment, the present invention is concerned with photographic products and processes employing these xanthene compounds.Type: GrantFiled: May 30, 1980Date of Patent: September 22, 1981Assignee: Polaroid CorporationInventors: Louis Cincotta, James W. Foley
-
Patent number: 4283537Abstract: In one embodiment, the present invention is concerned with 3,3-disubstituted sulfam(na)phthaleins wherein one of the 3-substituents is derived from a perhalomethylcarbinol-substituted phenol or 1-naphthol useful as intermediates in the preparation of certain N-acylated sulfam(na)phthalein compounds, which compounds find utility, e.g., as pH-sensitive indicator dyes or photographic light-screening dyes.In another embodiment, the present invention is concerned with a method of synthesizing said sulfam(na)phthalein intermediates by reacting certain 3-substituted-benz[d]isothiazole-1,1-dioxides (or 3-substituted-naphtho[1,8-de]-1,2-thiazine-1,1-dioxides) and a 4-OLi-naphthyllithium compound or a 4-OLi-phenyllithium compound substituted in the 3-position with a lithiated perhalomethylcarbinol group.Type: GrantFiled: November 2, 1978Date of Patent: August 11, 1981Assignee: Polaroid CorporationInventors: Louis Cincotta, James W. Foley
-
Patent number: 4283538Abstract: In one embodiment, the present invention is concerned with novel triarylmethane compounds possessing in their triaryl structure a 4'-oxo-1'-naphthylidene (or a 4'-oxo-1'-phenylidene) moiety and a phenyl moiety substituted in the ortho-position to the central carbon atom with the group ##STR1## wherein R is an alkyl group or a phenyl group, unsubstituted or substituted with a solubilizing group; R' is selected from ##STR2## wherein R" is methyl, unsubstituted or substituted with one or two halo groups or substituted with a phenyl, alkoxy or phenoxy group and ##STR3## wherein Y is an electron-withdrawing group; and R and R' taken with said ##STR4## represents ##STR5## In another embodiment the present invention is concerned with a method of synthesizing the aforementioned compounds by reacting, e.g., a 2-R'-3-(4'-hydroxy-1'-phenyl/naphthyl)-3-(phenyl/naphthyl)-2,3-dihydrobenz [d]isothiazole-1,1-dioxide with an alkylation reagent in the presence of base.Type: GrantFiled: December 26, 1979Date of Patent: August 11, 1981Assignee: Polaroid CorporationInventor: James W. Foley
-
Patent number: 4282160Abstract: The present invention is concerned with novel compounds useful in photographic products and processes comprising triarylmethane dyes possessing in their triaryl structure a 4'-oxo-1'-naphthylidene (or a 4'-oxo-1'-phenylidene) moiety and a phenyl moiety substituted in the ortho-position to the central carbon atom with the group ##STR1## wherein R is an alkyl group or a phenyl group, unsubstituted or substituted with a solubilizing group and Y is an electron-withdrawing group.Type: GrantFiled: May 22, 1980Date of Patent: August 4, 1981Assignee: Polaroid CorporationInventor: James W. Foley
-
Patent number: 4277407Abstract: The present invention is concerned with novel triarylmethane dyes possessing in their triaryl structure a 4'-oxo-1'-naphthylidene (or a 4'-oxo-1'-phenylidene) moiety and a phenyl moiety substituted in the ortho-position to the central carbon atom with the group ##STR1## wherein R is hydrogen; alkyl, unsubstituted or substituted with halo, alkoxy, carboxy-substituted alkoxy, phenoxy or phenyl; or phenyl, unsubstituted or substituted with halo, alkoxy, nitro, dimethylamino or alkyl, which compounds find utility in photographic products and processes.Type: GrantFiled: December 26, 1979Date of Patent: July 7, 1981Assignee: Polaroid CorporationInventor: James W. Foley
-
Patent number: 4277406Abstract: The present invention is concerned with novel triarylmethane dyes possessing in their triaryl structure a 4'-oxo-1'-naphthylidene (or a 4'-oxo-1'-phenylidene) moiety and a phenyl moiety substituted in the ortho-position to the central carbon atom with the group ##STR1## wherein R is alkyl, unsubstituted or substituted with a solubilizing group, and Y is an electron-withdrawing group, which compounds find utility in photographic products and processes.Type: GrantFiled: December 26, 1979Date of Patent: July 7, 1981Assignee: Polaroid CorporationInventor: James W. Foley
-
Patent number: 4264506Abstract: There is described a process for preparing aralkyl derivatives of xanthene dyes wherein and now abandoned the xanthene dye is initially reacted with a strong base such as an alkali metal hydroxide to form a salt of the dye which is then reacted with an aralkyl compound to form the aralkylated xanthene dye.Type: GrantFiled: April 24, 1979Date of Patent: April 28, 1981Assignee: Polaroid CorporationInventors: Alan L. Bonor, James W. Foley, Louis Cincotta
-
Patent number: 4259493Abstract: The present invention is concerned with novel 3,3-disubstituted-sulfam(na)phthaleins wherein one of the 3-substituents is derived from a 1-naphthol or a phenol substituted in the 2-position with a perhalomethylcarbinol group and wherein the N atom of the sulfam(na)phthalein ring is substituted with ##STR1## wherein R is alkyl or aryl or with ##STR2## wherein Y is hydrogen or an electron-withdrawing group, which compounds find utility, e.g., as pH-sensitive indicator dyes or as photographic light-screening dyes.Type: GrantFiled: November 2, 1978Date of Patent: March 31, 1981Assignee: Polaroid CorporationInventor: James W. Foley
-
Patent number: 4259498Abstract: This invention relates to certain 3,3,-di(4'-OP-carbocyclic aryl)-2,3-dihydrobenz[d]isothiazole-1,1-dioxides (and-2,3-dihydronaphtho[1,8-de]-1,2-thiazine-1,1-dioxides) and to the preparation thereof by reacting (a) at least 2 equivalents of (i) a 4'-OP-carbocyclic aryllithium compound wherein P is a protecting group compatible with organometallic reagents or (ii) a 4'-OP-carbocyclic arylMgE compound wherein P is a protecting group compatible with organometallic reagents and E is chloro, bromo or iodo and (b) 1 equivalent of a compound selected from a 3-chlorobenz[d]isothiazole-1,1-dioxide and a 3-chloronaphtho[1,8-de]-1,2-thiazine-1,1-dioxide to give the corresponding 3,3-di(4'-OP-carbocyclic aryl)-2,3-dihydrobenz[d]isothiazole-1,1-dioxide or the corresponding 3,3-di(4'-OP-carbocyclic aryl)-2,3-dihydronaphtho[1,8-de]-1,2-thiazine-1,1-dioxide, which compounds are useful in the synthesis of phenol and 1-naphthol sulfam(na)-phthaleins employed, for example, as photographic optical filter agents and filter agentType: GrantFiled: October 12, 1979Date of Patent: March 31, 1981Assignee: Polaroid CorporationInventors: Stanley M. Bloom, Alan L. Borror, James W. Foley
-
Patent number: 4258118Abstract: In one embodiment, the present invention is concerned with novel xanthene compounds of the formula ##STR1## wherein R' is alkyl; Y is an electron-withdrawing group and A is an anion. In another embodiment, the present invention is concerned with photographic products and processes employing these xanthene compounds.Type: GrantFiled: December 26, 1979Date of Patent: March 24, 1981Assignee: Polaroid CorporationInventors: James W. Foley, Louis Locatell, Jr., Charles M. Zepp
-
Patent number: 4258119Abstract: In one embodiment, the present invention is concerned with novel xanthene compounds of the formula ##STR1## wherein X is ##STR2## wherein R' is alkyl, Y is an electron-withdrawing group and n is 0 or 1. In another embodiment, the present invention is concerned with photographic products and processes employing these xanthene compounds.Type: GrantFiled: December 26, 1979Date of Patent: March 24, 1981Assignee: Polaroid CorporationInventors: Richard L. Cournoyer, James W. Foley
-
Patent number: 4255578Abstract: The present invention is concerned with a method of synthesizing certain ##STR1## 3-disubstituted sulfam(na)phthalein compounds useful as pH-sensitive indicator dyes and with intermediates useful in the preparation of said compounds. The subject method comprises (1) reacting (a) a 3,3-disubstituted sulfam(na)phthalein wherein one of the 3-substituents is a 4'-hydroxy-1'-phenyl moiety or a 4'-hydroxy-1'-naphthyl moiety substituted in the 3'-position with a perhalomethylcarbinol group and (b) an acid halide, ##STR2## wherein R is alkyl or aryl to give (c) an acylated intermediate wherein the N atom of the sulfam(na)phthalein ring and the 4'-hydroxy and carbinol hydroxy groups are acylated with ##STR3## and (2) treating said compound (c) with alkali to selectively remove said ##STR4## from said hydroxy groups and yield the ##STR5## product. The intermediates of the present invention are the acylated compounds (c).Type: GrantFiled: November 2, 1978Date of Patent: March 10, 1981Assignee: Polaroid CorporationInventors: Louis Cincotta, James W. Foley
-
Patent number: 4231929Abstract: This invention relates to phenol sulfam(na)phthaleins possessing a 2-(2'-halomethylbenzoyl) group substituted on the N atom of the sulfam(na)phthalein ring, which compounds find utility as photographic optical filter agents and filter agent precursors.Type: GrantFiled: September 23, 1977Date of Patent: November 4, 1980Assignee: Polaroid CorporationInventors: Stanley M. Bloom, Alan L. Borror, James W. Foley
-
Patent number: 4228075Abstract: This invention relates to phenol sulfam(na)phthaleins possessing a ##STR1## group wherein R is selected from lower alkyl and phenyl, unsubstituted or substituted with at least one electron-withdrawing group on the N atom of the sulfam(na)phthalein ring, which compounds find utility as photographic optical filter agents and filter agent precursors.Type: GrantFiled: September 23, 1977Date of Patent: October 14, 1980Assignee: Polaroid CorporationInventors: Stanley M. Bloom, Alan L. Borror, James W. Foley
-
Patent number: 4210752Abstract: The present invention is concerned with synthesizing certain ##STR1## by reacting (a) a 3,3-disubstituted sulfam(na)phthalein wherein one of the 3-substituents is a 4'-hydroxy-1'-phenyl moiety or a 4'-hydroxy-1'-naphthyl moiety substituted in the 3'-position with a perhalomethylcarbinol group and (b) an acid halide, ##STR2## wherein W is chloro or bromo and Y is hydrogen or an electron-withdrawing group, preferably, in the presence of a zeolite molecular sieve or acid alumina to give (c) the corresponding ##STR3## The compounds produced are useful, for example, as pH-sensitive indicator dyes or as photographic light-screening dyes.Type: GrantFiled: November 2, 1978Date of Patent: July 1, 1980Assignee: Polaroid CorporationInventors: Louis Cincotta, James W. Foley
-
Patent number: 4204061Abstract: This invention relates to phenol sulfam(na)phthaleins possessing a ##STR1## wherein R is selected from methyl, unsubstituted or substituted with one or two halo groups and phenyl, unsubstituted or substituted with alkyl, dimethylamino or nitro substituted on the N atom of the sulfam(na)phthalein ring, which compounds find utility as photographic optical filter agents and filter agent precursors.Type: GrantFiled: September 23, 1977Date of Patent: May 20, 1980Assignee: Polaroid CorporationInventors: Stanley M. Bloom, Alan L. Borror, James W. Foley
-
Patent number: 4195180Abstract: This invention relates to 1-naphthol sulfam(na)phthaleins possessing a carbonyl moiety on the N atom of sulfam(na)phthalein ring, which compounds find utility, for example, as antihalation and filter dyes in photographic products and processes.Type: GrantFiled: September 23, 1977Date of Patent: March 25, 1980Assignee: Polaroid CorporationInventors: Alan L. Borror, Louis Cincotta, Ernest W. Ellis, James W. Foley
-
Patent number: 4191689Abstract: This invention relates to certain 3,3-di(4'-OP-carbocyclic aryl)-2,3-dihydrobenz[d]isothiazole-1,1-dioxides (and-2,3-dihydronaphtho[1,8-de]-1,2-thiazine-1,1-dioxides) and to the preparation thereof by reacting (a) at least 2 equivalents of (i) a 4'-OP-carbocyclic aryllithium compound wherein P is a protecting group compatible with organometallic reagents or (ii) a 4'-OP-carbocyclic arylMgE compound wherein P is a protecting group compatible with organometallic reagents and E is chloro, bromo or iodo and (b) 1 equivalent of a compound selected from a 3-chlorobenz[d] isothiazole-1,1-dioxide and a 3-chloronaphtho[1,8-de]-1,2-thiazine-1,1-dioxide to give the corresponding 3,3-di(4'-OP-carbocyclic aryl)-2,3-dihydrobenz[d]isothiazole-1,1-dioxide or the corresponding 3,3-di(4'-OP-carbocyclic aryl)-2,3-dihydronaphtho[1,8-de]-1,2-thiazine-1,1-dioxide, which compounds are useful in the synthesis of phenol and 1-naphthol sulfam(na)-phthaleins employed, for example, as photographic optical filter agents and filter agentType: GrantFiled: September 23, 1977Date of Patent: March 4, 1980Assignee: Polaroid CorporationInventors: Stanley M. Bloom, Alan L. Borror, James W. Foley
-
Patent number: 4186001Abstract: The present invention is concerned with photographic products and processes, particularly diffusion transfer products and processes employing as a colored light-screening dye(s), a 3,3-disubstituted sulfam(na)phthalein wherein one of the 3-substituents is a 4'-hydroxy-1'-naphthyl moiety substituted in the 3'-position with a perhalomethylcarbinol group and the other of the 3-substituents is a phenyl moiety substituted with an electron-donating group and wherein the N atom of the sulfam(na)phthalein ring is substituted with a carbonyl moiety possessing a ##STR1## group bonded to the N atom of said sulfam(na)phthalein ring, which carbonyl moiety undergoes an irreversible cleavage reaction in alkaline solution above a predetermined alkaline pH to form a new compound which is colorless and non-reversible to said light-screening dye.Type: GrantFiled: November 2, 1978Date of Patent: January 29, 1980Assignee: Polaroid CorporationInventor: James W. Foley
-
Patent number: 4182912Abstract: This invention is concerned with a method of preparing 5-bromopyrogallol 1,3-dimethyl ether by reacting equimolar amounts of pyrogallol 1,3-dimethyl ether and N-bromosuccinimide in a halogenated hydrocarbon solvent in the presence of monohydric alkyl alcohols, i.e., monohydric alkanols.Type: GrantFiled: September 14, 1978Date of Patent: January 8, 1980Assignee: Polaroid CorporationInventor: James W. Foley