Patents by Inventor John Frederick Batchelor
John Frederick Batchelor 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: 4103015Abstract: Certain tricyclic thioxanthone-10,10-dioxide compounds each of which is substituted in the 1-,2-,3- or 4-position by a carboxyl or (5-tetrazolyl) group and each of which is optionally substituted in the 5-,6-,7- or 8-position by a second carboxyl or (5-tetrazolyl) group or a substituent selected from cyano, halogen, nitro, alkyl, alkoxy, acyl, amino, acylamino, thioalkyl, alkylsulphinyl and alkylsulphonyl, as well as salts, and optionally substituted esters and amides of the carboxyl substituted compounds and alkyl derivatives of the tetrazolyl substituted compounds, are useful for the relief or prophylaxis of allergic conditions.Type: GrantFiled: June 12, 1975Date of Patent: July 25, 1978Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 4094968Abstract: Fluorenone and anthraquinone compounds substituted by at at least one tetrazolyl group in one ring, and further substituted in the other ring, optionally for the fluorenones, have antiallergic activity.Type: GrantFiled: November 26, 1975Date of Patent: June 13, 1978Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 4091108Abstract: Certain tricyclic sulphoxide compounds each of which is substituted in the 1-,2-,3- or 4-position by a carboxyl or (5-tetrazolyl) group and each of which is optionally substituted in the 5-,6-,7- or 8-position by a second carboxyl or (5-tetrazolyl) group or a substituent selected from cyano, halogen, nitro, alkyl, alkoxy, acyl, amino, acylamino, thioalkyl, alkylsulphinyl and alkylsulphonyl, as well as salts, and optionally substituted esters and amides of the carboxyl substituted compounds and alkyl derivatives of the tetrazolyl substituted compounds, are useful for the relief or prophylaxis of allergic conditions.Type: GrantFiled: October 3, 1975Date of Patent: May 23, 1978Assignee: Burroughs Wellcome Co.Inventors: John Frederick Batchelor, John Henry Gorvin
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Patent number: 4039556Abstract: Fluorenone and anthraquinone compounds substituted by at least one tetrazolyl group in one ring, and further substituted in the other ring, optionally for the fluorenones, have antiallergic activity.Type: GrantFiled: November 24, 1975Date of Patent: August 2, 1977Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 4025635Abstract: Certain tricyclic sulphone compounds each of which is substituted in the 1-,2-,3- or 4-position by a carboxyl or (5-tetrazolyl) group and each of which is optionally substituted in the 5-,6-,7- or 8-position by a second carboxyl or (5-tetrazolyl) group or a substituent selected from cyano, halogen, nitro, alkyl, alkoxy, acyl, amino, acylamino, thioalkyl, alkylsulphinyl and alkylsulphonyl, as well as salts, and optionally substituted esters and amides of the carboxyl substituted compounds and alkyl derivatives of the tetrazolyl substituted compounds, are useful for the relief or prophylaxis of allergic conditions.Type: GrantFiled: September 5, 1973Date of Patent: May 24, 1977Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 4012499Abstract: Certain tricyclic thioxanthone-10,10-dioxide compounds each of which is substituted in the 1-,2-,3- or 4-position by a carboxyl or (5-tetrazolyl) group and each of which is optionally substituted in the 5-,6-,7- or 8-position by a second carboxyl or (5-tetrazolyl) group or a substituent selected from cyano, halogen, nitro, alkyl, alkoxy, acyl, amino, acylamino, thioalkyl, alkylsulphinyl and alkylsulphonyl, as well as salts, and optionally substituted esters and amides of the carboxyl substituted compounds and alkyl derivatives of the tetrazolyl substituted compounds, are useful for the relief or prophylaxis of allergic conditions.Type: GrantFiled: June 12, 1975Date of Patent: March 15, 1977Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 4012500Abstract: Fluorenone and anthraquinone compounds substituted by at least one tetrazolyl group in one ring, and further substituted in the other ring, optionally for the fluorenones, have antiallergic activity.Type: GrantFiled: November 24, 1975Date of Patent: March 15, 1977Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 3987088Abstract: Certain fluorenone and anthraquinone compounds, each of which is 2-substituted by a carboxyl group or a salt, ester or optionally substituted amide thereof and each of which is optionally substituted in the 5,6-,7-or 8-position, by a second carboxyl group, salt, ester or optionally substituted amide thereof, the substitutent in the 5,6-7- or 8-position of the fluorenone compounds, also being selected from cyano, halogen, nitro, alkyl, alkoxy and acyl, are useful for the relief or prophylaxis of allergic conditions.Type: GrantFiled: March 6, 1973Date of Patent: October 19, 1976Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 3959482Abstract: Certain fluorenone and anthraquinone compounds, each of which is 2-substituted by a carboxyl group or a salt, ester or optionally substituted amide thereof and each of which is optionally substituted in the 5,6-, 7- or 8- position, by a second carboxyl group, salt, ester or optionally substituted amide thereof, the substitutent in the 5,6-7- or 8- position of the fluorenone compounds, also being selected from cyano, halogen, nitro, alkyl, alkoxy and acyl, are useful for the relief or prophylaxis of allergic conditions.Type: GrantFiled: September 7, 1972Date of Patent: May 25, 1976Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 3939276Abstract: Certain fluorenone and anthraquinone compounds, each of which is 2-substituted by a carboxyl group or a salt, ester or optionally substituted amide thereof and each of which is optionally substituted in the 5,6-,7- or 8- position, by a second carboxyl group, salt, ester or optionally substituted amide thereof, the substitutent in the 5,6-7- or 8- position of the fluorenone compounds, also being selected from cyano, halogen, nitro, alkyl, alkoxy and acyl, are useful for the relief or prophylaxis of allergic conditions.Type: GrantFiled: March 6, 1973Date of Patent: February 17, 1976Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor
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Patent number: 3939173Abstract: Fluorenone and anthraquinone compounds substituted by at at least one tetrazolyl group in one ring, and further substituted in the other ring, optionally for the fluorenones, have antiallergic activity.Type: GrantFiled: September 5, 1973Date of Patent: February 17, 1976Assignee: Burroughs Wellcome Co.Inventors: Harold Francis Hodson, John Frederick Batchelor