Patents by Inventor Marvin J. Weinstein
Marvin J. Weinstein 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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Patent number: 4364863Abstract: A method of extracting leucocyte interferon from interferon-expressing bacterial cells comprising acidifying a suspension of interferon-containing bacterial cells, removing substantially all of the suspension liquid from the cells, preparing a second suspension of the acidified cells, neutralizing said second suspension, separating the interferon containing liquid from the suspended cells, and extracting the interferon from said liquid.Type: GrantFiled: February 2, 1982Date of Patent: December 21, 1982Assignee: Schering CorporationInventors: Paul Leibowitz, Marvin J. Weinstein
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Patent number: 4359462Abstract: A microorganism of the genus Acetinoplanes produces a novel complex of polyene antibiotics herein designated collectively Antibiotic 67-121 (and sometimes referred to as the Antibiotic 67-121 complex). The individual components are designated Antibiotic 67-121A, Antibiotic 67-121B, Antibiotic 67-121C and Antibiotic 67-121D. The individual components have ultraviolet spectra characteristic of heptaenes. Further, they are orally active against a variety of strains of Candida albicans including many clinical isolates thereof.Type: GrantFiled: May 14, 1980Date of Patent: November 16, 1982Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez, Mahesh G. Patel
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Patent number: 4315852Abstract: A method of extracting leucocyte interferon from interferon-expressing bacterial cells comprising acidifying a suspension of interferon-containing bacterial cells, removing substantially all of the suspension liquid from the cells, preparing a second suspension of the acidified cells, neutralizing said second suspension, separating the interferon containing liquid from the suspended cells, and extracting the interferon from said liquid.Type: GrantFiled: December 29, 1980Date of Patent: February 16, 1982Assignee: Schering CorporationInventors: Paul Leibowitz, Marvin J. Weinstein
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Patent number: 4234690Abstract: Rosaramicin, (also known as rosaramicin) a new broad spectrum antibiotic is described together with methods for its production via the cultivation under controlled conditions of Micromonospora rosaria, a new species of Micromonospora, and to methods for purifying and using the same. Its 2'-monoesters and its 3,2'-diesters and their acid addition salts also possess antibiotic activity.Type: GrantFiled: July 16, 1979Date of Patent: November 18, 1980Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez
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Patent number: 4232006Abstract: A novel antibiotic complex exhibiting antifungal activity is produced by fermenting a novel species of bacteria from the genus Aeromonas, the bacterium being herein designated Aeromonas sp. W-10. The antibiotic complex is comprised of at least three and possibly as many as six components and has been designated Antibiotic W-10 Complex. Two members of the complex have been isolated in substantially pure form and are designated Antibiotic 20561 and Antibiotic 20562, the antibiotics exhibiting substantial antifungal activity.Type: GrantFiled: October 19, 1978Date of Patent: November 4, 1980Assignee: Schering CorporationInventors: David Taplin, Marvin J. Weinstein, Raymond T. Testa, Joseph A. Marquez, Mahesh G. Patel
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Patent number: 4230799Abstract: A novel antibiotic complex exhibiting antifungal activity is produced by fermenting a novel species of bacteria from the genus Aeromonas, the bacterium being herein designated Aeromonas sp. W-10. The antibiotic complex is comprised of at least three and possibly as many as six components and has been designated Antibiotoc W-10 Complex. Two members of the complex have been isolated in substantially pure form and are designated Antibiotic 20561 and Antibiotic 20562, the antibiotics exhibiting substantial antifungal activity.Type: GrantFiled: October 19, 1978Date of Patent: October 28, 1980Assignee: Schering CorporationInventors: David Taplin, Marvin J. Weinstein, Raymond T. Testa, Joseph A. Marquez, Mahesh G. Patel
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Patent number: 4223130Abstract: A microorganism of the genus Actinoplanes produces a novel complex of polyene antibiotics herein designated collectively Antibiotic 67-121 (and sometimes referred to as the Antibiotic 67-121 complex). The individual components are designated Antibiotic 67-121A, Antibiotic 67-121B, Antibiotic 67-121C and Antibiotic 67-121D. The individual components have ultraviolet spectra characteristic of heptaenes. Further, they are orally active against a variety of strains of Candida albicans including many clinical isolates thereof.Type: GrantFiled: September 28, 1978Date of Patent: September 16, 1980Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez, Mahesh G. Patel
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Patent number: 4161523Abstract: Antibiotic 67-694, (also known as rosamicin) a new broad spectrum antibiotic is described together with methods for its production via the cultivation under controlled conditions of Micromonospora rosaria, a new species of Micromonospora, and to methods for purifying and using the same. Its 2'-monoesters and its 3,2'-diesters and their acid addition salts also possess antibiotic activity.Type: GrantFiled: October 21, 1974Date of Patent: July 17, 1979Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez
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Patent number: 4137224Abstract: A novel antibiotic complex exhibiting antifungal activity is produced by fermenting a novel species of bacteria from the genus Aeromonas, the bacterium being herein designated Aeromonas sp. W-10. The antibiotic complex is comprised of at least three and possibly as many as six components and has been designated Antibiotic W-10 Complex. Two members of the complex have been isolated in substantially pure form and are designated Antibiotic 20561 and Antibiotic 20562, the antibiotics exhibiting substantial antifungal activity.Type: GrantFiled: February 9, 1977Date of Patent: January 30, 1979Assignee: Schering CorporationInventors: David Taplin, Marvin J. Weinstein, Raymond T. Testa, Joseph A. Marquez, Mahesh G. Patel
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Patent number: 4078056Abstract: Micromonospora arborensis produces a plurality of antibiotics named herein antibiotic 68-1147 complex, when cultivated under controlled aerobic conditions. Two of the antibiotics, antibiotic 68-1147 I and antibiotic 68-1147 II are described and shown to be effective antibacterial agents, especially against gram positive bacteria.Type: GrantFiled: February 2, 1976Date of Patent: March 7, 1978Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez, Raymond T. Testa
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Patent number: 4027015Abstract: A microorganism of the genus Actinoplanes produces a novel complex of polyene antibiotics herein designated collectively Antibiotic 67-121 (and sometimes referred to as the Antibiotic 67-121 complex). The individual components are designated Antibiotic 67-121A, Antibiotic 67-121B, Antibiotic 67-121C and Antibiotic 67-121D. The individual components have ultraviolet spectra characteristic of heptaenes. Further, they are orally active against a variety of strains of Candida albicans including many clinical isolates thereof.Type: GrantFiled: June 9, 1975Date of Patent: May 31, 1977Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez, Mahesh G. Patel
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Patent number: 4011390Abstract: Micromonospora inyoensis strain 1550F-1G NRRL 5742 is incapable of producing antibiotics unless an aminocyclitol is added to the fermentation medium. When such a compound is added, mutamicins are produced, said mutamicins being analogs of known aminoglycoside antibiotics differing therefrom with respect to the aminocyclitol subunit.Type: GrantFiled: June 5, 1974Date of Patent: March 8, 1977Assignee: Schering-Plough CorporationInventors: Marvin J. Weinstein, Peter J. L. Daniels, Gerald H. Wagman, Raymond Testa
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Patent number: 4001209Abstract: A novel actinomycete herein designated Micromonospora zionensis elaborates a product having substantial antibacterial activity, said activity being due to sisomicin and the novel antibiotic substance coproduced therewith. The disclosure sets forth methods for producing, isolating and using the antibiotics.Type: GrantFiled: February 28, 1975Date of Patent: January 4, 1977Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez
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Patent number: 3997403Abstract: A novel actinomycete herein designated Micromonospora rhodorangea elaborates a product having substantial antibacterial activity, said activity being due primarily to a novel antibiotic herein designated Antibiotic G-418. The disclosure sets forth methods for producing, isolating and using said antibiotic.Type: GrantFiled: October 10, 1975Date of Patent: December 14, 1976Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Raymond T. Testa, Joseph A. Marquez
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Patent number: 3988316Abstract: A novel composition having antibiotic activity is produced by fermentation of the new species of microorganism, Micromonospora grisea. The antibiotic complex is composed of four components, Verdamicin I, sisomicin, Antibiotic G-418, and gentamicin A, of which Verdamicin I is a novel basic antibiotic possessing a broad antibacterial spectrum. The other components have been produced previously.Type: GrantFiled: February 18, 1975Date of Patent: October 26, 1976Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez
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Patent number: 3959254Abstract: A novel actinomycete herein designated Micromonospora rhodorangea elaborates a product having substantial antibacterial activity, said activity being due primarily to a novel antibiotic herein designated Antibiotic G-418. The disclosure sets forth methods for producing, isolating and using said antibiotic.Type: GrantFiled: November 8, 1973Date of Patent: May 25, 1976Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Raymond T. Testa, Joseph A. Marquez
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Patent number: 3956068Abstract: A novel actinomycete herein designated Micromonospora zionensis elaborates a product having substantial antibacterial activity, said activity being due to sisomicin and the novel antibiotic substance coproduced therewith. The disclosure sets forth methods for producing, isolating and using the antibiotics.Type: GrantFiled: February 28, 1975Date of Patent: May 11, 1976Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez
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Patent number: 3954970Abstract: An antibiotic complex consisting of about 25 components herein designated antibiotic 70591 complex is produced by Micromonospora floridensis, a novel microorganism. The antibiotic complex has been classified as an actinomycin and has been found to exhibit a broad spectrum of antibacterial activity.Type: GrantFiled: May 24, 1974Date of Patent: May 4, 1976Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez, Paul D. Watkins
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Patent number: 3951746Abstract: A novel composition having antibiotic activity is produced by fermentation of the new species of microorganism, Micromonospora grisea. The antibiotic complex is composed of four components, Verdamicin I, sisomicin, Antibiotic G-418, and gentamicin A, of which Verdamicin I is a novel basic antibiotic possessing a broad antibacterial spectrum. The other components have been produced previously.Type: GrantFiled: February 18, 1975Date of Patent: April 20, 1976Assignee: Schering CorporationInventors: Marvin J. Weinstein, Gerald H. Wagman, Joseph A. Marquez