| Patents for C07D 498 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms (21,960) |
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| 05/17/1977 | US4024139 2,3,4,4A-Tetrahydro-10H-1,2-oxazino[3,2-b](1,3)benzoxazin-10-ones |
| 05/03/1977 | US4021562 4-Tertiary-amino-2,6-diaminopyridine 1-oxides |
| 04/19/1977 | US4018781 2-Aryl substituted isoxazolo(2,3-alpha)pyridinyl halides |
| 04/12/1977 | US4017481 Rifamycin compounds |
| 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 | US4016172 Azolindolines and azolindoline dyestuffs |
| 04/05/1977 | US4016161 Amino-substituted 1,2,3,4,10,146-hexahydro-pyridino[1,2-a]dibenzo[c,f]azepines |
| 03/22/1977 | US4013763 Heterocyclic compounds |
| 03/22/1977 | US4013660 Indolobenzoxazepines |
| 03/22/1977 | US4013653 1-oxacephems |
| 03/22/1977 | US4013648 Beta-lactam antibiotics |
| 03/22/1977 | US4013641 Indolobenzoxazepines |
| 03/15/1977 | US4012411 Heterocyclic annelated 1-benzoxepin-5-ones |
| 03/15/1977 | US4012383 Bactericides |
| 03/08/1977 | US4011326 2-Substituted oxazolo[4,5-b]pyridine anti-inflammatory agents |
| 03/08/1977 | US4011216 Δ2,3-0-2-Isocephem-4-carboxylic acid and derivatives thereof as antibacterial agents |
| 03/01/1977 | US4010265 Diuretics |
| 02/08/1977 | US4007169 Antibiotic |
| 01/25/1977 | US4005076 Antibiotics |
| 01/18/1977 | US4003905 Central nervous system stimulant, appetite supressant |
| 01/11/1977 | US4002754 Microbiocides |
| 01/11/1977 | US4002752 Antibacterial agents |
| 01/11/1977 | US4002639 2-(Substituted phenyl)-dibenz[b,f][1,2,4]triazolo-[4,3-d][1,4]oxazepin or thiazepin-3(2H)-ones |
| 12/28/1976 | US4000139 Organic compounds |
| 12/21/1976 | US3998834 Analgesics |
| 12/07/1976 | US3996222 Piperazine derivatives |
| 11/30/1976 | US3994919 Vinyl oxazolidines |
| 11/30/1976 | US3994916 Dispersants in waterbased paints |
| 10/12/1976 | US3985880 Antiulcer agents |
| 10/12/1976 | US3985763 Dyestuffs |
| 10/12/1976 | US3985760 Antiinflammatory agents |
| 10/05/1976 | US3984418 Hydrogenated diels-alder adducts of benzdiazepines |
| 10/05/1976 | US3984405 Anti-inflammatory agents |
| 09/28/1976 | US3983237 2-Aryl substituted isoxazolo[2,3-a]pyridinyl halides |
| 09/28/1976 | US3982996 Process for preparing aminocyclitol antibiotics |
| 09/14/1976 | US3980645 Fused quinazolinones and a process for production thereof |
| 08/03/1976 | US3973017 Indoleamine-n-methyl transferase inhibitor, mental disorders |
| 08/03/1976 | US3972930 Aminocyclitol antibiotics |
| 07/06/1976 | US3967965 Photographic light-sensitive material containing anti-fogging agent |
| 06/29/1976 | US3966756 Analgesics |
| 06/29/1976 | US3966723 1,2,3,4,10,14B-Hexahydro-pyridino[1,2-a]-dibenzo[c,f]-azepine |
| 06/22/1976 | US3965116 Multioxymacrocycles |
| 06/15/1976 | US3963705 Process for the preparation of 3-iminomethyl derivatives of rifamycin SV |
| 06/08/1976 | US3962219 Optical brighteners |
| 05/25/1976 | US3959306 Azolindolines and azolindoline dyestuffs |
| 05/25/1976 | US3959270 Diuretics, antihypertensive, antiulcer, antiinflammatory, sedatives, analgesics |
| 05/04/1976 | US3954985 Method for inhibiting bacterial growth with certain selected 3-chloro-tetrahydro-1,3-oxazines or oxazolidines |
| 05/04/1976 | US3954737 Antibiotics |
| 04/20/1976 | US3952015 Polymer intermediates |
| 04/20/1976 | US3951968 Diuretic, sedative, antiulcer, antiinflammatory, cardiac analeptic |
| 03/30/1976 | US3947417 Tranquilizers, muscle relaxants, sedatives, anticonvulsants, sleep inducers |
| 03/02/1976 | US3941799 6-Substituted-11b-phenyl-3, 11bH-oxazirino[2,3-d]-s-triazol[4,3-a][1,4]benzodiazepines |
| 03/02/1976 | US3941744 Piperidine derivatives and their use as stabilizers |
| 02/24/1976 | US3940411 5-Amino-1-methyl-3-(1-methyl-5-nitro-2-imidazolyl)-1H-1,2,4-triazole |
| 02/17/1976 | US3939152 Psychotropic |
| 02/03/1976 | US3936466 3-Chloro-tetrahydro-1,3-oxazines or oxazolidines spiro substituted |
| 01/20/1976 | US3933823 Isoxazolopyridine ketone derivatives |
| 01/20/1976 | US3933801 Process for preparing rifamycin S by hydrolysis of rifamycin O |
| 01/13/1976 | US3932636 2 And 3-substituted-4-(heterocyclic-amino-sulfonyl)benzene sulfonamides as cerebral vasodilators |
| 01/06/1976 | US3931204 Thieno[3,4-d]pyrimidines |