| Patents for C07D 271 - Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms (7,144) |
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| 07/19/1977 | US4036833 7-[(5'-N-methylthioacetamido)-adipoamido] cephalosporin derivatives |
| 07/12/1977 | US4035499 Analgesic, antiinflammatory, antipyretics |
| 07/05/1977 | US4034092 Antibacterial |
| 06/14/1977 | US4029686 Production of isocyanates |
| 04/26/1977 | US4020080 Oxadiazolylphenyl aromatic ester compounds and their use as ultraviolet stabilizer in organic compositions |
| 04/26/1977 | US4020079 3-alkylthioalkyl sydnones |
| 04/26/1977 | US4020041 Polymers stabilized with bis-heterocyclic benzoates |
| 04/19/1977 | US4018748 Polyamides containing 1,2,5-Oxadiazole-3,4-dicarbonyl groups |
| 04/05/1977 | US4016170 Oxadiazolyl benzamides |
| 03/29/1977 | US4014893 3,4-Cycloalkano furoxans |
| 03/15/1977 | US4012377 Antimicrobial, parasiticides |
| 02/22/1977 | US4009276 Analgesic, antiinflammatory |
| 01/18/1977 | US4003909 [(1,2,4-Oxadiazol-3-yl)phenyl]carbamic or thiocarbamic acid esters |
| 01/04/1977 | US4001238 1,3,4-oxadiazole amides |
| 12/21/1976 | US3998640 Photographic film |
| 11/30/1976 | US3994909 1,2,4-Oxadiazolin-5-one derivatives |
| 11/16/1976 | US3992444 Production of sulfamic acid halides |
| 11/16/1976 | US3992395 Herbicide intermediate |
| 11/09/1976 | US3991067 Mono- or disubstituted 1,2,4,oxadiazoles which are substituted by at least 1-N-substituted carbamoyl group |
| 10/12/1976 | US3985740 7-[D-(α-amino-α-phenyl-, 2-thienyl- and 3-thienylacetamido)]-3-(5-methylthiazol-2-yl)carbonylthiomethyl-3-cephem-4-carboxylic acids |
| 08/03/1976 | US3972856 Low temperature flexible |
| 07/27/1976 | US3971803 3-Hydroxybenzyl-oxadiazolone and -thiadiazolone derivatives |
| 07/13/1976 | US3969365 4-(1,2,4-Oxadiazolylformamidoalkyl)phenylsulfonyl ureas |
| 07/06/1976 | US3968224 3-(4'-Chlorophenyl)-5-methyl-4,5-dihydro-1,2,4-oxadiazole, its use as an anti-inflammatory agent |
| 06/29/1976 | US3966754 Pesticides |
| 06/22/1976 | US3965184 Perfluorinated nitroxide, crosslinking |
| 06/22/1976 | US3964896 Oxadiazole benzoic acid derivatives as herbicides |
| 06/15/1976 | US3963738 Bis-oxadiazolyl phenyl aromatic diester compounds and their use as ultraviolet stabilizers in organic compositions |
| 06/01/1976 | US3960849 Amino-1,2,4-oxadiazolyl-3-acetyl cephalosporins |
| 05/25/1976 | US3959478 Insecticidal 2-phenyl-4-benzoyl-1,2,4-oxadiazolidine-3,5-diones |
| 05/25/1976 | US3959259 Bactericides |
| 05/18/1976 | US3958000 Fungicidal 2-arylthio-, 2-alkylthio- and 2-haloalkylthio-1,2,4-oxadiazolidine-3,5-diones |
| 05/11/1976 | US3956498 Insecticidal compositions containing 1,2,4-oxadiazole and thiadiazole esters |
| 04/13/1976 | US3950535 Pesticides |
| 03/30/1976 | US3947438 Using secondary amine, -formyl-quinoxaline 1,4-dioxides |
| 03/30/1976 | US3947410 Optical brighteners |
| 03/16/1976 | US3944410 Substituted oxadiazolidine dione herbicides |
| 03/09/1976 | US3943126 Process for acylating a 7-aminocephalosporin |
| 03/02/1976 | US3941798 5-Alkyl-3-(2-hydroxylamino-4-chlorophenyl)-1,3,4-oxadiazolin-2-one compounds |
| 02/24/1976 | US3940437 Styryl-diphenyl derivatives |
| 02/17/1976 | US3939115 Polychromophoric ultraviolet stabilizers and their use in organic compositions |
| 02/10/1976 | US3937715 Plant growth regulators |
| 02/03/1976 | US3936419 Multichromophoric ultraviolet stabilizers and their use in organic compositions |
| 01/06/1976 | US3931106 Generation and use of dinitrile oxides |