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Class Information
Number: 514/192
Name: Drug, bio-affecting and body treating compositions > Designated organic active ingredient containing (doai) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., o,s,se or te) or nitrogen as the only ring hetero atoms doai > 1-thia-4-aza-bicyclo (3.2.0) heptane ring containing (including dehydrogenated) (e.g., penicillins, etc.)
Description:










Sub-classes under this class:

Class Number Class Name Patents
514/195 3-position substituent contains -cooc- group 167
514/194 6,6-di-substituted 57
514/197 6-position substituent contains carbocyclic ring 115
514/196 6-position substituent contains hetero ring 131
514/193 Spiro or additional polycyclo ring system 80


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
4965260 Bicyclic beta-lactam carboxylic acids Oct. 23, 1990
4958020 Process for producing .beta.-lactamase inhibitor Sep. 18, 1990
4954493 6-substituted penem esters as anti-inflammatory and anti-degenerative agents Sep. 4, 1990
4952577 Methoxymethyl penem compounds Aug. 28, 1990
4933333 .beta.-lactam compounds Jun. 12, 1990
4931434 Penem compounds Jun. 5, 1990
4923856 Penem compounds May. 8, 1990
4891369 2.beta.-Substituted-methylpenicillanic acid derivatives, and salts and esters thereof Jan. 2, 1990
4886793 Penem derivatives Dec. 12, 1989
4886781 Substituted 2,3-diphenyl-1,2-dihydroquinoxalines and antibiotics for growths promoting Dec. 12, 1989
4880793 Combination of thienamycin-type antibiotics with dipeptidase inhibitors Nov. 14, 1989
4863914 Penem derivatives Sep. 5, 1989
4849419 7-oxo-4-thia-azabicyclo[3,2,0]hept-2-ene derivatives Jul. 18, 1989
4847266 Method for preparing 6-.beta.-halopenicillanic acids Jul. 11, 1989
4847247 Penicillin derivatives as anti-inflammatory and antidegenerative agents Jul. 11, 1989
4837215 Penem derivatives Jun. 6, 1989
4826832 Penen compounds May. 2, 1989
4826833 6-(Substituted)methylene-penicillanic and 6-(substituted)hydroxymethylpenicillanic acids and derivatives thereof May. 2, 1989
4803209 Substituted 2,3-diphenyl-1,2-dihydroquinoxalines Feb. 7, 1989
4803196 Pharmaceutical compositions containing .beta.-lactam antibiotics Feb. 7, 1989
4798828 Heterocyclic-methylene-penems Jan. 17, 1989
4797394 6-(1-carbamoyl-1-hydroxymethyl)penicillanic acid derivatives Jan. 10, 1989
4797396 .beta.-Lactam derivatives as anti-inflammatory and antidegenerative agents Jan. 10, 1989
4795748 Antibacterial 7-oxo-4-thia-1-azabicyclo[3,2,0]hept-2-ene derivatives Jan. 3, 1989
4794109 6-hydroxy-lower alkylpenem compounds, pharmaceutical preparations that contain these compounds, and the use of the latter Dec. 27, 1988
4782050 6-beta(substituted)-(S)-hydroxymethylpenicillanic acids and derivatives thereof Nov. 1, 1988
4774238 Heterocyclic-methylene-penems Sep. 27, 1988
4772597 2-azacycloalkylthiopenem derivatives Sep. 20, 1988
4762827 (5R,6S,8R )-6-(1-hydroxyethyl)-2-(3R-pyrrolidin-2-one-3-yl)thiopenem-3-carboxylic acid Aug. 9, 1988
4761408 Crystalline aminomethyl compound Aug. 2, 1988
4760058 Penam derivatives Jul. 26, 1988
4757066 Composition containing a penem or carbapenem antibiotic and the use of the same Jul. 12, 1988
4748162 6-substituted-2-carbaminidoyl-pen-2-em-3-carboxylic acids May. 31, 1988
4743598 Antibacterial 2-(azacycloalkyl) penems May. 10, 1988
4742052 Antibacterial .beta.-lactam compounds May. 3, 1988
4738959 Antibacterial penem derivatives Apr. 19, 1988
4731360 Acylcarnitines as absorption-enhancing agents for drug delivery through mucous membranes of the nasal, buccal, sublingual and vaginal compartments Mar. 15, 1988
4729989 Enhancement of absorption of drugs from gastrointestinal tract using choline ester salts Mar. 8, 1988
4729990 Substituted penem derivatives Mar. 8, 1988
4722924 Peptide substituted penicillins Feb. 2, 1988
4713378 Penem derivatives Dec. 15, 1987
4711886 .beta.-lactam derivatives as anti-inflammatory and antidegenerative agents Dec. 8, 1987
4699904 Tetrazolyl derivatives of .beta.-lactams useful as elastase inhibitors Oct. 13, 1987
4692442 6-substituted penem compounds Sep. 8, 1987
4692441 Chorine esters as absorption-enhancing agents for drug delivery through mucous membranes of the nasal, buccal, sublingual and vaginal cavities Sep. 8, 1987
4690922 2-(heterocycloalkylthio)penems Sep. 1, 1987
4684640 Antibacterial penem derivatives Aug. 4, 1987
4683226 6-hydroxyalkyl-2-(substituted-thio)penem-3-carboxylic acids Jul. 28, 1987
4675186 6-(1-acyl-1-hydroxymethyl)penicillanic acid derivatives Jun. 23, 1987
4675317 2-unsaturated alkylthio-pen-2-em-3-carboxylic acids Jun. 23, 1987

1 2 3 4 5 6










 
 
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