Patents by Inventor Katsuichi Shimoji
Katsuichi Shimoji 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: 4925929Abstract: This invention relates to glucopyranose compounds of formula (I) and (IA) ##STR1## and the non-toxic salts thereof wherein the substituents are as defined herein. Such materials possess enhancing activity of cellular immunity (e.g. mitogenic activity) to living tissue and therefore are useful as anti-tumor agents.Type: GrantFiled: April 14, 1989Date of Patent: May 15, 1990Assignee: Ono Pharmaceutical Co. Ltd.Inventors: Masaaki Toda, Yutaro Sasaki, Katsuichi Shimoji
-
Patent number: 4399147Abstract: Prostaglandin I.sub.2 analogues of the formula: ##STR1## [wherein X represents trans-vinylene or an ethylene group unsubstituted or substituted by a bromine atom at the C-5 position, Y represents trans-vinylene or ethylene, R.sup.1 represents hydrogen or an alkyl group containing from 1 to 12 carbon atoms, R.sup.2 represents hydrogen or methyl or ethyl, R.sup.3 represents a single bond or an alkylene group containing from 1 to 4 carbon atoms, R.sup.4 represents hydrogen, an alkyl group containing from 1 to 8 carbon atoms, a cycloalkyl group containing from 4 to 7 carbon atoms unsubstituted or substituted by at least one alkyl group containing from 1 to 8 carbon atoms, or a phenyl or phenoxy group unsubstituted or carrying at least one substituent selected from halogen atoms, the trifluoromethyl group and alkyl groups containing from 1 to 3 carbon atoms, and the wavy line attached to the carbon atoms in positions 6, 11 and 15 depicted in the formula represents .alpha.- or .beta.Type: GrantFiled: January 26, 1978Date of Patent: August 16, 1983Assignee: Ono Pharmaceutical Co. Ltd.Inventors: Masaki Hayashi, Yoshinobu Arai, Yoshitaka Konishi, Katsuichi Shimoji, Shuichi Ohuchida, Hirohisa Wakatsuka, Hiroyuki Ito
-
Patent number: 4367237Abstract: Prostaglandin analogues of the general formula: ##STR1## [wherein the ring A represents: ##STR2## the ring B represents: ##STR3## (wherein R.sup.6 represents hydrogen, methyl or ethyl, and r is zero, one or two), Y represents ethylene, cis- or trans-vinylene or ethynylene, Z represents a grouping of the formula: --(CH.sub.2).sub.m --, --(CH.sub.2).sub.3 --CHR.sup.7 --, --(CH.sub.2).sub.2 --CHR.sup.7 --CH.sub.2 --, --CH.sub.2 --CHR.sup.7 --(CH.sub.2).sub.2 --, --CHR.sup.7 --(CH.sub.2).sub.3 --, or trans--(CH.sub.2).sub.2 --CH.dbd.CH-- (wherein m is 3, 4 or 5, and R.sup.7 represents methyl or ethyl), R.sup.1 represents a grouping of the formula: --COOR.sup.8, ##STR4## or --CH.sub.2 OR.sup.11 (wherein R.sup.8 represents hydrogen, alkyl, aralkyl, cycloalkyl which is unsubstituted or substituted by at least one alkyl group, or R.sup.Type: GrantFiled: November 27, 1979Date of Patent: January 4, 1983Assignee: Ono Pharmaceutical Co., Ltd.Inventors: Hirohisa Wakatsuka, Katsuichi Shimoji, Sadahiko Iguchi, Yoshitaka Konishi, Hisashi Suga, Yasuyuki Miyata, Yoichi Iguchi, Hajimu Miyake, Masaki Hayashi
-
Patent number: 4278688Abstract: Prostaglandin E.sub.1 analogues of the general formula: ##STR1## [wherein Y represents ethylene or trans-virylene, Z represents ethylene or trans-vinylene, R.sup.1 represents a hydrogen atom, an alkyl group containing 1 to 12 carbon atoms, an aralkyl group containing from 7 to 12 carbon atoms, a cycloalkyl group containing from 4 to 7 carbon atoms and unsubstituted or substituted by at least one alkyl group containing from 1 to 6 carbon atoms, a phenyl group unsubstituted or substituted by at least one chlorine atom, trifluoromethyl group, alkyl group containing from 1 to 4 carbon atoms or phenyl group, a--C.sub.m H.sub.2m COOR.sup.5 group (wherein m represents an integer of from 1 to 12 and R.sup.5 represents a hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms ), a --C.sub.n H.sub.2n OR.sup.6 group (wherein R.sup.6 represents a hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms and n represents an integer of from 2 to 12), or a ##STR2## group (wherein R.sup.7 and R.sup.Type: GrantFiled: January 16, 1980Date of Patent: July 14, 1981Assignee: Ono Pharmaceutical Co.Inventors: Masaki Hayashi, Katsuichi Shimoji, Yoshinobu Arai
-
Patent number: 4215142Abstract: Prostaglandin E.sub.1 analogues of the general formula: ##STR1## [wherein Y represents ethylene or trans-vinylene, Z represents ethylene or trans-vinylene, R.sup.1 represents a hydrogen atom, an alkyl group containing from 1 to 12 carbon atoms, an aralkyl group containing from 7 to 12 carbon atoms, a cycloalkyl group containing from 4 to 7 carbon atoms and unsubstituted or substituted by at least one alkyl group containing from 1 to 6 carbon atoms, a phenyl group unsubstituted or substituted by at least one chlorine atom, trifluoromethyl group, alkyl group containing from 1 to 4 carbon atoms or phenyl group, a --C.sub.m H.sub.2m COOR.sup.5 group (wherein m represents an integer of from 1 to 12 and R.sup.5 represents a hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms), a --C.sub.n H.sub.2n OR.sup.6 group (wherein R.sup.6 represents a hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms and n represents an integer of from 2 to 12), or a ##STR2## group (wherein R.sup.7 and R.Type: GrantFiled: September 8, 1978Date of Patent: July 29, 1980Assignee: Ono Pharmaceutical Co. Ltd.Inventors: Masaki Hayashi, Katsuichi Shimoji, Yoshinobu Arai
-
Patent number: 4207332Abstract: Prostaglandin analogues of the general formula: ##STR1## [wherein Y represents ethylene or trans-vinylene, R.sup.1 represents a group --C.sub.m H.sub.2m COOR.sup.5, --C.sub.n H.sub.2n OR.sup.6 or ##STR2## (wherein R.sup.5 represents an alkyl group containing from 1 to 4 carbon atoms, R.sup.6 represents a hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms, R.sup.7 and R.sup.8, which may be the same or different, each represents an alkyl group containing from 1 to 4 carbon atoms, m represents an integer of from 1 to 12 and n represents an integer of from 2 to 12), R.sup.2 represents a hydrogen atom or a methyl or ethyl group, R.sup.3 represents a single bond, or an alkylene group containing from 1 to 4 carbon atoms, R.sup.Type: GrantFiled: September 20, 1978Date of Patent: June 10, 1980Assignee: Ono Pharmaceutical Co., Ltd.Inventors: Masaki Hayashi, Yoshinobu Arai, Katsuichi Shimoji, Yoshitaka Konishi, Shuichi Ohuchida, Shinsuke Hashimoto
-
Patent number: 4178367Abstract: Prostaglandin I.sub.2 analogues of the formula: ##STR1## (wherein Y represents trans-vinylene or ethylene, R.sup.1 represents hydrogen or an alkyl group containing from 1 to 12 carbon atoms, R.sup.2 represents hydrogen, methyl or ethyl, R.sup.3 represents a single bond, or an alkylene group containing from 1 to 4 carbon atoms, R.sup.4, R.sup.5 and R.sup.6, which may be the same or different, each represent hydrogen or an alkyl group containing from 1 to 8 carbon atoms, n represents 3, 4, 5 or 6, the wavy line attached to the carbon atoms in positions 11 and 15 depicted in the formula represents .alpha.- or .beta.-configuration or mixtures thereof, and the double bond between C.sub.6 -C.sub.6 is Z or E) are new compounds possessing pharmacological properties typical of prostaglandins, for example PGI.sub.2.Type: GrantFiled: February 16, 1978Date of Patent: December 11, 1979Assignee: Ono Pharmaceutical Co. Ltd.Inventors: Hayashi Masaki, Yoshinobu Arai, Yoshitaka Konishi, Katsuichi Shimoji, Shuichi Ohuchida, Hiroyuki Ito, Hirohisa Wakatsuka
-
Patent number: 4069387Abstract: The present invention relates to compounds of the formula: ##STR1## wherein A represents a grouping of the formula: ##STR2## B represents a single bond or a straight- or branched-chain alkylene group containing from 1 to 9 carbon atoms, W represents ethylene or trans-vinylene, X represents ethylene or cis-vinylene, Y represents ethylene or trans-vinylene, R represents a hydroxymethyl group or a grouping of the formula --COOR.sup.4, in which R.sup.4 represents a hydrogen atom or a straight- or branched-chain alkyl group containing from 1 to 12 carbon atoms, R.sup.1 represents a hydrogen atom or a methyl or ethyl group, R.sup.2 represents a hydrogen atom or a methyl or ethyl group and R.sup.3 represents a hydrogen or chlorine atom or a hydroxy group and cyclodextrin clathrates of such alcohols, acids and esters and, when R.sup.4 in the formula --COOR.sup.4 represents a hydrogen atom, non-toxic salts thereof, and intermediates therefor. These compounds exhibit characteristic prostaglandin-like activity.Type: GrantFiled: July 29, 1976Date of Patent: January 17, 1978Assignee: Ono Pharmaceutical CompanyInventors: Masaki Hayashi, Seiji Kori, Katsuichi Shimoji
-
Patent number: RE36385Abstract: This invention relates to glucopyranose compounds of formula (I) and (IA) ##STR1## and the non-toxic salts thereof wherein the substituents are as defined herein. Such materials possess enhancing activity of cellular immunity (e.g. mitogenic activity) to living tissue and therefore are useful as anti-tumor agents.Type: GrantFiled: May 20, 1993Date of Patent: November 9, 1999Assignee: Ono Pharmaceutical Co., Ltd.Inventors: Masaaki Toda, Yutaro Sasaki, Katsuichi Shimoji