| Patents for C07D 491 - Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or (29,726) |
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| 08/23/1977 | US4044022 Hormonal agents |
| 08/16/1977 | US4042694 Analgesics |
| 08/09/1977 | US4041036 Water-insoluble colorants, process for preparing them and their use |
| 07/26/1977 | US4038407 Heart rate slowing drugs |
| 07/19/1977 | US4036962 6,7-Methylenedioxy-1-(2,2,2-trifluoroethyl)-4(1H)-quinolone-3-carboxylic acid and its salts and esters |
| 07/19/1977 | US4036842 Friedel crafts catalyst |
| 07/05/1977 | US4033961 Pyrido[2-1-b]quinazolin-ones and their methods of preparation |
| 06/21/1977 | US4031224 Antidepressants, tranquilizers, cns |
| 06/21/1977 | US4031098 Camptothecin analogues |
| 06/21/1977 | US4031089 Furo (2,3d) pyrimidines |
| 06/14/1977 | US4029665 8-Aralkyl-1,4-ethano-5H-[1]benzopyrano[3,4-b]pyridines |
| 06/14/1977 | US4029664 Epimerization |
| 06/14/1977 | US4029659 N-disubstituted aminoethyl esters of 11-methoxy-raubasinic acid |
| 06/07/1977 | US4028383 Dimethylsulfone reacted with an ester of a substituted indoxylic acid |
| 05/31/1977 | US4026899 Parasiticides |
| 05/24/1977 | US4025640 Antiinflammatory, analgesic |
| 05/24/1977 | US4025630 Anesthesia methods using benzopyrans and esters thereof as pre-anesthesia medication |
| 05/17/1977 | US4024263 Analgesic, anticonvulsant, antidepressant |
| 05/10/1977 | US4022771 Record materials and marking systems |
| 05/03/1977 | US4021564 Neuroleptic piperidine compounds |
| 05/03/1977 | US4021451 Process for preparing polycyclic heterocycles having a pyran ring |
| 04/26/1977 | USRE29196 Analgesics and tranquilizers |
| 04/26/1977 | US4020068 Chromogenic furoquinoxalines |
| 04/26/1977 | US4020056 Di-vinyl phthalides color formers |
| 04/19/1977 | US4018777 Analgesics, sedatives, anticonvulsants, tranquilizers |
| 04/19/1977 | US4018766 Bronchodilators |
| 04/12/1977 | US4017499 6H(1)-Benzopyrano(3,2-c)quinolines |
| 04/12/1977 | US4017497 Process for the preparation of 14-hydroxymorphinan derivatives |
| 04/12/1977 | US4017406 Carboxylate half esters of 1-aza-3,7-dioxabicyclo[3.3.0] oct-5-yl methyl alcohols, their preparation and use as additives for oleaginous compositions |
| 04/05/1977 | US4016174 Benzoindole phthalides |
| 04/05/1977 | US4016167 Analgesics, narcotic antagonists |
| 04/05/1977 | US4016161 Amino-substituted 1,2,3,4,10,146-hexahydro-pyridino[1,2-a]dibenzo[c,f]azepines |
| 03/29/1977 | US4014895 Method for synthesis of optically active thiolactones |
| 03/22/1977 | US4013767 Sleep inducers, tranquilizers |
| 03/22/1977 | US4013671 Substituted benzopyrano[3,4-c]pyridines and process for their preparation |
| 03/15/1977 | US4012417 Process for preparing pyrano[3,4-b]indole or thio pyrano[3,4-b]indole derivatives |
| 03/15/1977 | US4012385 Antibacterial quinoxaline 1,4-dioxides |
| 03/08/1977 | US4011328 Analgesics, antiinflammatory agents |
| 03/08/1977 | US4011324 Esters and amides of pyrimido[4,5-b]quinolin-4(3H)-one-2-carboxylic acids as antiulcer agents |
| 03/08/1977 | US4011237 Color formers, shades of orange |
| 03/08/1977 | US4011231 Bronchodilator |
| 03/01/1977 | US4010270 4-Oxo-4H-pyrano[3,2-c]quinoline-2-carboxylic acids and salts thereof |
| 03/01/1977 | US4010162 Substituted phenanthroline pigments |
| 02/15/1977 | US4008237 2,3,5,8-Tetrahydro-5-alkoxy-8-oxofuro(2,3-g)quinoline-7-carboxylic acid derivatives |
| 02/08/1977 | US4007187 Furo (2,3d) pyrimidines |
| 02/08/1977 | US4007158 9-aza- 1,5-dioxa-spiro (5,5) undecanes |
| 01/25/1977 | US4005077 Derivatives of rifamycin s or sv |
| 01/18/1977 | US4003890 Benzylidene pyrano[4,3-c]pyrazoles |
| 01/11/1977 | US4002755 Antiinflammatory agents, analgesics |
| 01/11/1977 | US4002633 For treating cardiovascular disorders |
| 01/11/1977 | US4002632 Tetracyclic piperidino derivatives |
| 01/11/1977 | US4002631 Tetrahydroquinoline or jujolidine derivative of a lactone compound of pyridine-carboxylic acid |
| 01/11/1977 | US4002617 Hydrodipyrano-phthalazine compounds |
| 01/04/1977 | US4001422 4-aminoquinazoline cardiac stimulants |
| 01/04/1977 | US4001419 1'-substituted xanthene-9-spiro-4'-piperidine derivatives |
| 01/04/1977 | US4001244 1-aryl-3,4-dihydro-2(1h)-isoquinoline carbonyl chlorides |
| 01/04/1977 | US4001017 Process for the photopolymerization of ethylenically unsaturated compounds |
| 12/21/1976 | US3998835 Hyperlipoidemia and hyperglycemia inhibitors, antiarryhthmic agents |
| 12/21/1976 | US3998809 Benzodiazepine derivatives |
| 12/14/1976 | US3997665 Quinoxaline dioxides |
| 12/14/1976 | US3997564 Antiinflammatory |
| 12/14/1976 | US3997558 Process of producing 1-acyl-2-methyl-indolyl-3-alkanoic acids |
| 12/14/1976 | US3997541 Pressure sensitive |
| 11/30/1976 | US3994922 Sedatives, tranquilizers |
| 11/16/1976 | US3992539 S-triazolo-[3,4-a]isoquinolines in treating inflammatory disorders |
| 11/09/1976 | US3991196 Bronchodilator agents |
| 11/09/1976 | US3991194 Heterocyclic esters of benzopyranopyridines |
| 11/09/1976 | US3991053 Growth and feed efficiency promoters |
| 10/19/1976 | US3987047 Anoretics |
| 10/12/1976 | US3985899 Alkanoid acronycine as inhibitor |
| 10/12/1976 | US3985889 1,3-dihydrospiro(isobenzofuran); analgetic agents |
| 10/05/1976 | US3984553 Containing growth promoting imines |
| 10/05/1976 | US3984550 Veterinary feedstuffs |
| 10/05/1976 | US3984547 Veterinary feedstuffs |
| 09/28/1976 | US3983236 Veterinary feedstuffs |
| 09/28/1976 | US3983235 2-formyl-quinoxaline-3-carboxylic acid 1,4-dioxide imines, growth promoting |
| 09/28/1976 | US3983134 Biotin intermediates |
| 09/28/1976 | US3983110 Bronchodilators |
| 09/21/1976 | US3981890 Antiinflammatory agents |
| 09/14/1976 | US3980787 3-Phenylspiro[isobenzofuran-1,4'-piperidine]sulfenamides and derivatives |
| 09/14/1976 | US3980786 1,3-Dihydro-3-phenyl-1'-(2-propynyl)spiro[isobenzofuran]s |
| 08/31/1976 | US3978086 Intermediates for 2-amino-4,5-methylenedioxybenzophenonimines |
| 08/24/1976 | US3976659 Indicators |
| 08/10/1976 | US3974179 Antiinflammatory, analgesics, bactericides, fungicides |
| 08/10/1976 | US3974168 Tricycle substituted acetones |
| 07/27/1976 | US3971797 Antiarthritic |
| 07/06/1976 | US3968119 Vic-triazole compounds |
| 06/29/1976 | US3966723 1,2,3,4,10,14B-Hexahydro-pyridino[1,2-a]-dibenzo[c,f]-azepine |
| 06/22/1976 | US3965112 Hypoglycemic |
| 06/22/1976 | US3965102 1,2,3,4,6,7,8,8A-Octahydro-6-aryl-isoquinolines and derivatives thereof |
| 06/15/1976 | US3963740 Benzo and benzothiopyranoindazole N-oxides |
| 06/15/1976 | US3963717 Tricyclic furo-quinazolinones |
| 06/15/1976 | US3963716 Hypotensive, treatment of throbosis, anthroscllerosis |
| 06/15/1976 | US3963713 Sleep inducers, tranquilizers |
| 06/08/1976 | US3962448 8-Alkyl and alkenyl-10-hydroxy-5H[1]benzopyranopyridine derivatives having polyphagic activity |
| 06/08/1976 | US3962266 Novel substituted benzopyranopyridine |
| 06/08/1976 | US3962259 1,3-Dihydrospiro[isobenzofuran]s and derivatives thereof |
| 06/08/1976 | US3962240 Process for the preparation of furo(3,4-e)-as-triazines |
| 06/01/1976 | US3960870 Alkanesulfonic acid salts of decinine |
| 06/01/1976 | US3960861 2 (OR 4) Amino 4 (or 2) N-hetero quinazolines |